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木炭机知识1 GB/T 2-1985 紧固件外螺纹零件的末端Fasteners--Ends of parts with external thread2 GB/T 8-1988 方头螺栓C级Square head bolts--Product grade C3 GB/T 10-1988 沉头方颈螺栓Flat countersunk square neck bolts4 GB/T 11-1988 沉头带榫螺栓Flat countersunk nib bolts5 GB/T 12-1988 半圆头方颈螺栓Cup head square neck bolts6 GB/T 13-1988 半圆头带榫螺栓Cup head nib bolts7 GB/T 15-1988 大半圆头带榫螺栓Cup head nib bolts with large head8 GB/T 22-1976 小六角头导颈螺栓Bolts, small hexagon head with fit neck9 GB/T 23-1976 小六角头螺杆带孔螺栓Bolts, small hexagon head with hole through the shank10 GB/T 24-1976 小六角头螺杆带孔导颈螺栓Bolts, small hexagon head with fit neck and hole through the shank11 GB/T 25-1976 小六角头头部带孔螺栓Bolts, small hexagon head with holes through the head12 GB/T 26-1976 小六角头头部带孔导颈螺栓Bolts, small hexagon head with fit neck and holes through the head13 GB/T 27-1988 六角头铰制孔用螺栓A和B级Hexagon fit bolts--Product grade A and B14 GB/T 28-1988 六角头螺杆带孔铰制孔用螺栓A和B级Hexagon fit bolts with Split pin hole on shank--Product grade A and B15 GB/T 29.1-1988 六角头头部带槽螺栓A和B级Hexagon bolts with slot on head--Product grade A and B16 GB/T 29.2-1988 十字槽凹穴六角头螺栓Cross recessed hexagon bolts with indentation17 GB/T 31.1-1988 六角头螺杆带孔螺栓A和B级Hexagon bolts with split pin hole on shank--Product grade A and B18 GB/T 31.2-1988 六角头螺杆带孔螺栓细杆B级Hexagon bolts with split pin hole on shank--Reduced shank--Product grade B19 GB/T 31.3-1988 六角头螺杆带孔螺栓细牙A和B级Hexagon bolts with split pin hole on shank--Fine pitch thread--Product grade A and B20 GB/T 32.1-1988 六角头头部带孔螺栓A和B级Hexagon bolts with wire holes on head--Product grade A and B21 GB/T 32.2-1988 六角头头部带孔螺栓细杆B级Hexagon bolts with wire holes on head--Reduced shank--Product grade B22 GB/T 32.3-1988 六角头头部带孔螺栓细牙A和B级Hexagon bolts with wire holes on head--Fine pitch thread--Product grade A and B23 GB/T 35-1988 小方头螺栓B级Square head bolts with small head--Product grade B24 GB/T 37-1988 T型槽用螺栓Bolts for T-Slot25 GB/T 38-1976 螺栓技术条件Bolts--Technical requirements26 GB/T 39-1988 方螺母C 级Square nuts--Product grade C27 GB/T 41-1986 1 型六角螺母C 级Hexagon nuts--Style 1--Product grad C28 GB/T 56-1988 六角厚螺母Hexagon thick nuts29 GB/T 61-1976 螺母技术条件Nuts--Technical requirements30 GB/T 62-1988 蝶形螺母Wing nuts31 GB/T 63-1988 环形螺母Lifting nuts32 GB/T 65-1985 开槽圆柱头螺钉Slotted cheese head screws33 GB/T 67-1985 开槽盘头螺钉Slotted pan head screws34 GB/T 68-1985 开槽沉头螺钉Slotted countersunk head screws35 GB/T 69-1985 开槽半沉头螺钉Slotted raised countersunk head screws36 GB/T 70-1985 内六角圆柱头螺钉Hexagon socket cap head screws37 GB/T 71-1985 开槽锥端紧定螺钉Slotted set screws with cone point38 GB/T 72-1988 开槽锥端定位螺钉Slotted set screws with cone point39 GB/T 73-1985 开槽平端紧定螺钉Slotted set screws with flat point40 GB/T 74-1985 开槽凹端紧定螺钉Slotted set screws with cup point41 GB/T 75-1985 开槽长圆柱端紧定螺钉Slotted set screws withlong dog point42 GB/T 77-1985 内六角平端紧定螺钉Hexagon socket set screws with flat point43 GB/T 78-1985 内六角锥端紧定螺钉Hexagon socket set screws with cone point44 GB/T 79-1985 内六角圆柱端紧定螺钉Hexagon socket set screws with dog point45 GB/T 80-1985 内六角凹端紧定螺钉Hexagon socket set screws with cup point46 GB/T 83-1988 方头长圆柱球面端紧定螺钉Square set screws with long dog point and rounded end47 GB/T 84-1988 方头凹端紧定螺钉Square set screws with cup point48 GB/T 85-1988 方头长圆柱端紧定螺钉Square set screws with long dog point49 GB/T 86-1988 方头短圆柱锥端紧定螺钉Square set screws with short dog point and cone end50 GB/T 89-1976 螺钉技术条件Screws--Technical requirements51 GB/T 90-1985 紧固件验收检查、标志与包装Acceptance inspection,marking and packaging of fasteners52 GB/T 91-1986 开口销Split pins53 GB/T 93-1987 标准型弹簧垫圈Single coil spring lock washers--Normal type54 GB/T 94.1-1987 弹性垫圈技术条件弹簧垫圈Specifications for spring washers--Single coil spring lock washers55 GB/T 94.2-1987 弹性垫圈技术条件齿形、锯齿锁紧垫圈Specifications for spring washers--Toothed lock and serrated lock washers56 GB/T 94.3-1987 弹性垫圈技术条件鞍形、波形弹性垫圈Specifications for spring washers--Curved and wave spring washers57 GB/T 95-1985 平垫圈-C级Plain washers--Product grade C58 GB/T 272-1993 滚动轴承代号方法Rolling bearing--Identification code59 GB/T 273.1-1987 滚动轴承圆锥滚子轴承外形尺寸方案Rolling bearings Tapered roller bearings--Boundary dimensions60 GB/T 273.3-1988 滚动轴承向心轴承外形尺寸方案Rolling bearings Radial bearings-Boundary dimensions61 GB/T 274-1991 滚动轴承装配倒角极限Rollingbearing chamfer dimension limits62 GB/T 275-1993 滚动轴承与轴和外壳的配合Shaft and housing fits for rolling bearings63 GB/T 276-1994 滚动轴承深沟球轴承外形尺寸Rolling bearings--Deep groove ball bearings--Boundary dimensions64 GB/T 280-1964 带毡封圈的单列向心球轴承结构型式和基本尺寸Rolling bearings--Single-row radial ball bearings withfelt seals--Types and basic dimensions65 GB/T 281-1994 滚动轴承调心球轴承外形尺寸Rolling bearings--Self-aligning ball bearings--Boundary dimensions66 GB/T 283-1994 滚动轴承圆柱滚子轴承外形尺寸Rolling bearings--Cylindrical roller bearings-Boundary dimensions67 GB/T 285-1994 滚动轴承双列圆柱滚子轴承外形尺寸Rolling bearings--Double row cylindrical roller bearings-Boundary dimensions68 GB/T 286-1964 双列向心球面滚子轴承结构型式和基本尺寸Rolling bearings--Double -row radial spherical roller bearings--Types and basic dimensions69 GB/T 288-1994 滚动轴承调心滚子轴承外形尺寸Rolling bearings--Self-aligning roller bearings-Boundary dimensions70 GB/T 289-1964 滚针轴承结构型式和基本尺寸Needle roller bearings--Types and basic dimensions71 GB/T 291-1964 螺旋滚子轴承结构型式和基本尺寸Rolling bearings with helically wound cylindrical rollers--Types and basic dimensions72 GB/T 292-1994 滚动轴承角接触球轴承外形尺寸Rolling bearings--Angular contact ball bearings--Boundary dimensions73 GB/T 294-1994 滚动轴承三点和四点接触球轴承外形尺寸Rolling bearings--Three point and four point contact ball bearings--Boundary dimensions74 GB/T 296-1994 滚动轴承双列角接触球轴承外形尺寸Rolling bearings--Double row angular contact ballbearings--Boundary dimensions75 GB/T 297-1994 滚动轴承圆锥滚子轴承外形尺寸Rolling bearings--Tapered roller bearings--Boundary dimensions76 GB/T 299-1995 滚动轴承双列圆锥滚子轴承外形尺寸Rolling bearings--Metric double row tapered roller bearings--Boundary dimensions77 GB/T 300-1995 滚动轴承四列圆锥滚子轴承外形尺寸Rolling bearings--Four row tapered roller bearings--Boundary dimensions78 GB/T 301-1995 滚动轴承推力球轴承外形尺寸Rolling bearings--Thrust ball bearings--Boundary dimensions79 GB/T 304.1-1988 关节轴承分类Spherical plain bearings Classification80 GB/T 304.2-1988 关节轴承代号方法Spherical plain bearings Identification code81 GB/T 304.3-1990 关节轴承配合Spherical plain bearings-Fits82 GB/T 304.9-1981 向心关节轴承技术条件Spherical plain radial bearings, joint type--Technical requirements83 GB/T 304.10-1989 关节轴承公差Spherical plain bearings-Tolerances84 GB/T 307.1-1994 滚动轴承向心轴承公差Rolling bearings--Radial bearings--Tolerances85 GB/T 307.2-1995 滚动轴承测量和检验的原则及方法Rolling bearings--Measuring and gauging principles and methods86 GB/T 307.3-1996 滚动轴承通用技术规则Rolling bearings--General technical regulations87 GB/T 307.4-1994 滚动轴承推力球轴承公差Rolling bearings--Thrust ball bearings--Tolerances88 GB/T 308-1989 滚动轴承钢球Rolling bearings-Steel balls89 GB/T 309-1984 滚动轴承滚针Rolling bearings--Needle rollers90 GB/T 794-1993 加强半圆头方颈螺栓Strengthened cap head square neck bolts91 GB/T 798-1988 活节螺栓Eye bolts92 GB/T 799-1988 地脚螺栓Eyelet bolts93 GB/T 800-1988 沉头双榫螺栓Flat countersunk double nib bolts94GB/T 802-1988 组合式盖形螺母Acorn nuts95 GB/T 804-1988 球面六角螺母Hexagon nuts with raised face96 GB/T 805-1988 扣紧螺母Tight nuts97 GB/T 806-1988 滚花高螺母Knurled nut with collar98 GB/T 807-1988 滚花薄螺母Knurled nuts99 GB/T 808-1988 小六角特扁细牙螺母Small hexagon thin nuts-Fine pitch thread100 GB/T 809-1988 嵌装圆螺母Insert round nuts101 GB/T 810-1988 小圆螺母Small round nuts102 GB/T 812-1988 圆螺母Round nuts103 GB/T 815-1988 端面带孔圆螺母Round nuts with drilled holes in one face104 GB/T 816-1988 侧面带孔圆螺母Round nuts with set pin holes in side105 GB/T 817-1988 带槽圆螺母Slotted round nuts106 GB/T 818-1985 十字槽盘头螺钉Cross recessed pan head screws107 GB/T 819-1985 十字槽沉头螺钉Cross recessed countersunk head screws108 GB/T 820-1985 十字槽半沉头螺钉Cross recessed raised countersunk head screws109 GB/T 821-1988 方头倒角端紧定螺钉Square set screws with chamfered end110 GB/T 822-1988 十字槽圆柱头螺钉Cross recessed cheese head serews111 GB/T 823-1988 十字槽小盘头螺钉Cross recessed small pan head screws112 GB/T 824-1976 圆柱头内花键螺钉Screws,fluted socket head113 GB/T 825-1988 吊环螺钉Eyebolts114 GB/T 827-1986 标牌铆钉Rivets for name plate115 GB/T 828-1988 开槽盘头定位螺钉Slotted pan head set setscrews with dog point116 GB/T 829-1988 开槽圆柱端定位螺钉Slotted setscrews with dog point117 GB/T 830-1988 开槽圆柱头轴位螺钉Slotted cheese head screws with shoulder118 GB/T 831-1988 开槽无头轴位螺钉Slotted shoulder screws119 GB/T 832-1988 开槽带孔球面圆柱头螺钉Slotted capstan screws120 GB/T 833-1988 开槽大圆柱头螺钉121 GB/T 834-1988 滚花高头螺钉Knurled thumb screws 122 GB/T 835-1988 滚花平头螺钉Knurled screws 123 GB/T 836-1988 滚花小头螺钉Knurled screws with small head 124 GB/T 837-1988 开槽盘头不脱出螺钉Slotted pan head screws with waisted shank 125 GB/T 838-1988 六角头不脱出螺钉Hexagon screws with waisted shank 126 GB/T 839-1988 滚花头不脱出螺钉Knurled thumb screws with waisted shank 127 GB/T 840-1988 塑料滚花头螺钉Plastic diamond knurlhead screws 128 GB/T 845-1985 十字槽盘头自攻螺钉Cross recessed pan head tapping screws 129 GB/T 846-1985 十字槽沉头自攻螺钉Cross recessed countersunk head tapping screws 130 GB/T 847-1985 十字槽半沉头自攻螺钉Cross recessed raised countersunk head tapping screws 131 GB/T 848-1985 小垫圈--A级Plain washers--Small series--Product grade A 132 GB/T 849-1988 球面垫圈Weshers with ball face 133 GB/T 850-1988 锥面垫圈Washers with cone face 134 GB/T 851-1988 开口垫圈Washers with split 135 GB/T 852-1988 工字钢用方斜垫圈Square taper washers for I section 136 GB/T 853-1988 槽钢用方斜垫圈Square taper washers for slot section 137 GB/T 854-1988 单耳止动垫圈Tab washers with long tab 138 GB/T 855-1988 双耳止动垫圈Tab washers with long tab and wing 139 GB/T 856-1988 外舌止动垫圈External tab washers 140 GB/T 858-1988 圆螺母用止动垫圈Tab washers for round nut 141 GB/T 859-1987 轻型弹簧垫圈Single coil spring lock washers,Light type 142 GB/T 860-1987 鞍形弹性垫圈Curved spring washers 143 GB/T 861.1-1987 内齿锁紧垫圈Lock washers internal teeth 144 GB/T 861.2-1987 内锯齿锁紧垫圈Serrated lock washers internal teeth 145 GB/T 862.1-1987 外齿锁紧垫圈Lock washers external teeth 146 GB/T 862.2-1987 外锯齿锁紧垫圈Serrated lock washers external teeth 147 GB/T 863.1-1986 半圆头铆钉(粗制) Round head rivets--Black 148 GB/T 863.2-1986 小半圆头铆钉(粗制) Round head rivets with small head--Black 149 GB/T 864-1986 平锥头铆钉(粗制) Cone head rivets--Black 150 GB/T 865-1986 沉头铆钉(粗制) Countersunk head rivets-Black 151 GB/T 866-1986 半沉头铆钉(粗制) Oval countersunk head rivets--Black 152 GB/T 867-1986 半圆头铆钉Round head rivets 153 GB/T 868-1986 平锥头铆钉Cone head rivets 154 GB/T 869-1986 沉头铆钉Countersunk head rivets 155 GB/T 870-1986 半沉头铆钉Oval countersunk head rivets 156 GB/T 871-1986 扁圆头铆钉Flat round head rivets 157 GB/T 872-1986 扁平头铆钉Thin head rivets 158 GB/T 873-1986 扁圆头半空心铆钉Oval head semi-tubular rivets 159 GB/T 874-1986 120°沉头半空心铆钉120 degree countersunk head semi-tubular rivets 160 GB/T 875-1986 偏平头半空心铆钉Thin head semi-tubular rivet 161 GB/T 876-1986 空心铆钉Tubular rivets 162 GB/T 877-1986 开尾圆锥销Taper pins with split 163 GB/T 878-1986 螺纹圆柱销Parallel pins with external thread 164 GB/T 879-1986 弹性圆柱销Spring-type straight pins—Slotted 165 GB/T 880-1986 带孔销Pins with split pin hole 166 GB/T 881-1986 螺尾锥销Taper pins with external thread 167 GB/T 882-1986 销轴Clevis pins with head 168 GB/T 883-1986 锥销锁紧挡圈Lock rings with cone pin 169 GB/T 884-1986 螺钉锁紧挡圈Lock ring with screw 170 GB/T 885-1986 带锁圈的螺钉锁紧挡圈Lock rings with screw and circlip 171 GB/T 886-1986 轴肩挡圈Rings for shoulder 172 GB/T 889-1986 1 型非金属嵌件六角锁紧螺母Prevailing torque type hexagon nuts (with non-metallic insert),style 1 173 GB/T 891-1986 螺钉紧固轴端挡圈Lock rings at the end of shaft with screw 174 GB/T 892-1986 螺栓紧固轴端挡圈Lock rings at the end of shaft with bolt 175 GB/T 893.1-1986 孔用弹性挡圈--A型Circlips for holes--Type A 176 GB/T 893.2-1986 孔用弹性挡圈--B型Circlips for hole--Type B 177 GB/T 894.1-1986 轴用弹性挡圈--A型Circlips for shaft--Type A 178 GB/T 894.2-1986 轴用弹性挡圈--B型Circlips for shaft--Type B 179 GB/T 895.1-1986 孔用钢丝挡圈Roundwire snap rings for hole 180 GB/T 895.2-1986 轴用钢丝挡圈Roundwire snap rings for shaft 181 GB/T 896-1986 开口挡圈"E" rings 182 GB/T 897-1988 双头螺柱bm=1d Double end studs--bm=1d 183 GB/T 898-1988 双头螺柱bm=1.25d Double end studs bm=1.25d 184 GB/T 899-1988 双头螺柱bm=1.5d Double end studs bm=1.5d 185 GB/T 900-1988 双头螺柱bm=2d Double end studs bm=2d 186 GB/T 901-1988 等长双头螺柱B级Double end studs (clamping type)--Product grade B 187 GB/T 902.1-1989 手工焊用焊接螺柱Weld studs for manual welding 188 GB/T 902.2-1989 机动弧焊用焊接螺柱Weld studs for arc welding 189 GB/T 902.3-1989 储能焊用焊接螺柱Weld studs for capacitor discharge welding 190 GB/T 921-1986 钢丝锁圈Round wire circlips 191 GB/T 922-1986 木螺钉技术条件Specifications for wood screws 192 GB/T 923-1988 盖形螺母Acorn nuts 193 GB/T 925-1988 轻型六角自锁螺母Self-locking nuts,hexagon light 194 GB/T 927-1988 球面六角自锁螺母Self-locking nuts,hexagon sphere 195 GB/T 929-1988 单耳托板自锁螺母Self-locking nuts,singlelug, anchor 196 GB/T 930-1988 双耳托板自锁螺母Self-locking nuts,twolug, anchor 197 GB/T 931-1988 角形托板自锁螺母Self-locking nuts,angle, anchor 198 GB/T 932-1988 气密单耳托板自锁螺母Self-locking nuts,singlelug, anchor, sealing, 199 GB/T 933-1988 气密双耳托板自锁螺母Self-locking nuts,twolug, anchor, sealing 200 GB/T 937-1988 成组游动托板自锁螺母Self-locking nuts, anchor, floating,Gang channel 201 GB/T 938-1988 游动自锁螺母Self-locking nuts, floating 202 GB/T 939-1988 单耳托板自锁螺母保护罩Boots for self-locking nuts, singlelug, anchor 203 GB/T 940-1988 双耳托板自锁螺母保护罩Boots for self-locking nuts,twolug, anchor 204 GB/T 941-1988 角形托板自锁螺母保护罩Boots for self-locking nuts,angle, anchor 205 GB/T 943-1988 自锁螺母技术条件Procurement specification for self-locking nuts 206 GB/T 945-1976 十字槽球面中柱头螺钉Screws,cross recessed,thin raised cheese head 207 GB/T 946-1988 开槽球面圆柱头轴位螺钉Slotted raised cheese head with shoulder 208 GB/T 947-1988 开槽球面大圆柱头螺钉Slotted large raised cheese head screws 209 GB/T 948-1988 开槽沉头不脱出螺钉Slotted countersunk head screws with waisted shank 210 GB/T 949-1988 开槽半沉头不脱出螺钉Slotted raised countersunk head screws with waisted shank 211 GB/T 950-1986 十字槽圆头木螺钉Cross recessed round head wood screws 212 GB/T 951-1986 十字槽沉头木螺钉Cross recessed countersunk head wood screws 213 GB/T 952-1986 十字槽半沉头木螺钉Cross recessed raised countersunk head wood screws 214 GB/T 953-1988 等长双头螺柱C级Double end studs (clamping type)--Product grade C 215 GB/T 954-1986 120°沉头铆钉120°degree countersunk head rivets 216 GB/T 955-1987 波形弹性垫圈Wave spring washers 217 GB/T 956.1-1987 锥形锁紧垫圈Countersunk external toothed lock washers 218 GB/T 956.2-1987 锥形锯齿锁紧垫圈Countersunk serrated external toothed lock washers 219 GB/T 959.1-1986 挡圈技术条件--弹性挡圈Specifications for ring—Circlips 220 GB/T 959.2-1986 挡圈技术条件--钢丝挡圈Specifications for ring—Round wire snap rings 221 GB/T 959.3-1986 挡圈技术条件--切制挡圈Specifications for ring—Cutting rings 222 GB/T 960-1986 夹紧挡圈Grip rings 223 GB/T 961-1988 单耳托板自锁螺母垫片Spacers for self-locking nuts,singlelug, anchor 224 GB/T 962-1988 双耳托板自锁螺母垫片Spacers for self-locking nuts,twolug, anchor 225 GB/T 963-1988 角形托板自锁螺母垫片Spacers for self-locking nuts,angle, anchor 226 GB/T 973-1976 十字槽扁圆头螺钉Screws,cross recessed,oval head 227 GB/T 974-1976 十字槽120°半沉头螺钉Screws,cross recessed,120°raised countersunk head 228 GB/T 975-1986 管状铆钉Pipe type rivets 229 GB/T 1007-1976 小六角较扁螺母Small hexagon medium thin nuts 230 GB/T 1009-1978 螺母专用技术条件Specified specifications for nuts 231 GB/T 1011-1986 大扁圆头铆钉Truss head rivets 232 GB/T 1012-1986 120°半沉头铆钉120°degree oval countersunk rivets 233 GB/T 1013-1986 平锥头半空心铆钉Cone head semi-tubuler rivets234 GB/T 1014-1986 大扁圆头半空心铆钉Truss head semi-tubuar rivets 235 GB/T 1015-1986 沉头半空心铆钉Countersunk head semi-tublar rivets 236 GB/T 1016-1986 无头铆钉Headless rivets 237 GB/T 1017-1978 铆钉专用技术条件Specified specifications for rivets 238 GB/T 1021-1976 角形垂直单耳止动垫圈Lock washers with angular upturn tab perpendicular to the lug 239 GB/T 1022-1976 角形单耳止动垫圈Lock washers with angular upturn tab in line to the lug 240 GB/T 1023-1976 角形垂直外舌止动垫圈Lock washers with angular upturn tab perpendicular to the external tab241 GB/T 1024-1976 角形外舌止动垫圈Lock washers with angular upturn tab in line to the external tab 242 GB/T 1030-1988 内球面垫圈Inner sphere washers 243 GB/T 1047-1995 管道元件的公称通径Nominal size for pipe components 244 GB/T 1048-1990 管道元件公称压力Nominal pressure for pipe components 245 GB/T 1095-1979 平键键和键槽的剖面尺寸Parallel keys--Dimensions of cross sections and keyways 246 GB/T 1096-1979 普通平键型式尺寸Plain parallel keys--Types and dimensions 247 GB/T 1097-1979 导向平键型式尺寸Feather keys--Types and dimensions 248 GB/T 1098-1979 半圆键键和键槽的剖面尺寸Semi-circular (Woodruff) keys--Dimensions of cross sections and keyways 249 GB/T 1099-1979 半圆键型式尺寸Woodruff keys--Types and dimensions 250 GB/T 1144-1987 矩形花键尺寸、公差和检验Straight-sided spline—Dimensions tolerances and verification 251 GB/T 1168-1976 螺柱技术条件Studs--Technical requirements 252 GB/T 1228-1991 钢结构用高强度大六角头螺栓High strength bolts with large hexagon headfor steel structures 253 GB/T 1229-1991 钢结构用高强度大六角螺母High strength large hexagon nuts for steel structures 254 GB/T 1230-1991 钢结构用高强度垫圈High strength plain washers for steel structures 255 GB/T 1231-1991 钢结构用高强度大六角头螺拴、大六角螺母、垫圈技术条件Specifications of high strength bolts with large hexa-gon head, large hexagon nuts, plain washers for steel structures 256 GB/T 1237-1988 紧固件的标记方法Designation system for fasteners 257 GB/T 1337-1988 六角自锁螺母Self-locking nuts,hexagon 258 GB/T 1338-1988 小六角扁自锁螺母Self-locking nuts,reduced hexagon oblate 259 GB/T 1339-1988 小六角自锁螺母Self-locking nuts,reduced hexagon 260 GB/T 1340-1988 成组游动托板自锁螺母支架Supports for self-locking nuts,anchor floating,Gang channel 261 GB/T 1356-1988 淅开线圆柱齿轮基本齿廓Basic rack tooth profile of involute cylindrical gears 262 GB/T 1357-1987 渐开线圆柱齿轮模数Modules of involute cyindrical gears 263 GB/T 1563-1979 楔键键和键槽的剖面尺寸Taper keys--Cross section dimensions of keys and keyways 264 GB/T 1564-1979 普通楔键型式尺寸Taper keys for general use--Types and dimensions 265 GB/T 1565-1979 钩头楔键型式尺寸Gib-head taper keys--Types and dimensions 266 GB/T 1566-1979 薄型平键键和键槽的剖面尺寸Thin flat keys--Cross section dimensions and keyways 267 GB/T 1567-1979 薄型平键型式尺寸Thin flat keys--Types and dimensions 268 GB/T 1840-1989 圆弧圆柱齿轮模数Modules of cylindrical gear with circular arc profiles 269 GB/T 1974-1980 切向键及其键槽Tangential keys and keyways 270 GB/T 2362-1990 小模数渐开线圆柱齿轮基本齿廓Basic rack tooth profile of fine-pitch involute cylindrical gears 271 GB/T 2363-1990 小模数渐开线圆柱齿轮精度Accuracy of fine-pitch involute cylindrical gears 272 GB/T 2509-1981 滑动轴承铜合金整体轴套形式、尺寸与公差Copper alloy integrated shaft sleeves for plain bearings--Types, dimensions and tolerances 273 GB/T 2510-1981 滑动轴承铜合金带挡边整体轴套形式、尺寸与公差Copper alloy integrated shaft sleeves for plain bearings with gears--Types, dimensions and tolerances 274 GB/T 2511-1981 滑动轴承铜合金整体轴套技术条件Copper alloy integrated shaft sleeves--Technical requirements 275 GB/T 2555-1981 一般用途管法兰连接尺寸Pipe flange connectors for ordinary use--Mounting dimensions 276 GB/T 2556-1981 一般用途管法兰密封面形状和尺寸Pipe flanges for ordinary use--Sealing surfaces--Forms and dimensions 277 GB/T 2672-1986 内六角花形盘头螺钉Hexagon lobular socket pan head screws 278 GB/T 2673-1986 内六角花形沉头螺钉Hexagon lobular socket countersunk head screws 279 GB/T 2674-1986 内六角花形半沉头螺钉Hexagon lobular socket raised countersunk head screws 280 GB/T 2685-1981 滑动轴承粉末冶金筒形轴承型式、尺寸与公差Powder metallurgy plain bearing--Cylindrical type--Types, dimensions and tolerances 281 GB/T 2686-1981 滑动轴承粉末冶金带挡边筒形轴承型式、尺寸与公差Powder metallurgy plain bearing--Rimed cylindrical type--Types, dimensions and tolerances 282 GB/T 2687-1981 滑动轴承粉末冶金球形轴承型式、尺寸与公差Powder metallurgy plain bearing--Spherical type--Types, dimensions and tolerances 283 GB/T 2688-1981 滑动轴承粉末冶金轴承技术条件Powder metallurgy plain bearing--Technical requirements 284 GB/T 2821-1992 齿轮几何要素代号Symbols for gear geometrical data 285 GB/T 2889-1994 滑动轴承术语Plain bearings--Terms, definitions and classification 286 GB/T 3098.1-1982 紧固件机械性能螺栓、螺钉和螺柱Mechanical properties of fasteners--Bolts, screws and studs 287 GB/T 3098.2-1982 紧固件机械性能螺母Mechanical properties of fasteners--Nuts 288 GB/T 3098.3-1982 紧固件机械性能紧定螺钉Mechanical properties of fasteners--Set screws 289 GB/T 3098.4-1986 紧固件机械性能--细牙螺母Mechanical properties of fasteners--Nuts with fine pitch thread 290 GB/T 3098.5-1985 紧固件机械性能自攻螺钉Mechanical properties of fasteners--Tapping screws 291 GB/T 3098.6-1986 紧固件机械性能不锈钢螺栓, 螺钉, 螺柱和螺母Mechanical properties of fasteners--Stainless steel bolts,screws, studs and nuts 292 GB/T 3098.7-1986 紧固件机械性能自攻锁紧螺钉粗牙普通螺纹系列Mechanical properties of fasteners--Thread forming screws--Metric coarse thread series 293 GB/T 3098.8-1992 紧固件机械性能耐热用螺纹连接副Mechanical properties of fasteners--Components for bolted connections made mainly from materials with a high temperature strength 294 GB/T 3098.9-1993 紧固件机械性能有效力矩型钢六角锁紧螺母Mechanical properties of fasteners--Prevailing torque type steel hexagon nuts 295 GB/T 3098.10 -1993 紧固件机械性能有色金属制造的螺栓、螺钉、螺柱和螺母Mechanical properties of fasteners-- Bolts, screws, studs and nuts made of non-ferrous metals 296 GB/T 3098.11-1995 紧固件机械性能自钻自攻螺钉Mechanicalproperties of fasteners--Self-drilling tapping screws 297 GB/T 3098.13-1996 紧固件机械性能螺栓与螺钉的扭矩试验和破坏扭矩公称直径1~10mm Mechanical properties of fasteners--Torsional test and minimum torques for bolts and screws with nominal diameters 1mm to 10mm 298 GB/T 3098.12-1996 紧固件机械性能螺母锥形保证载荷试验Mechanical properties of fasteners--Cone proof load test on nuts 299 GB/T 3099-1982 螺栓、螺钉、螺母及附件名词术语Bolts, screws, nuts and accessories--Terminology and nomenclature 300 GB/T 3103.1-1982 紧固件公差螺栓、螺钉和螺母Tolerances for fasteners--Bolts, screws and nuts 301 GB/T 3103.2-1982 紧固件公差用于精密机械的螺栓、螺钉和螺母Tolerances for fasteners--Bolts, screws and nuts for fine mechanics 302 GB/T 3103.3-1982 紧固件公差平垫圈Tolerances for fasteners--Washers 303 GB/T 3103.4-1992 紧固件公差耐热用螺纹连接副Tolerances for fasteners--Components for bolted connections made mainly from materials with a high temperature strength 304 GB/T 3104-1982 紧固件六角产品的对边宽度Fasteners--Widths across flats of hexagon products 305 GB/T 3105-1982 螺栓和螺钉的头下圆角半径Radii under the head of bolts and screws 306 GB/T 3106-1982 螺栓、螺钉和螺柱的公称长度和普通螺栓的螺纹长度Bolts, screws and studs--Nominal lengths, and thread lengths for general purpose bolts 307 GB/T 3162-1991 滑动轴承薄壁轴瓦尺寸、结构要素与公差Plain bearings—Thin-walled bearing shells—Dimensions, structure elements and tolerances 308 GB/T 3287-1982 可锻铸铁管路连接件技术条件Technical requirements of malleable cast iron pipefittings 309 GB/T 3288-1982 可锻铸铁管路连接件验收规则Delivery requirements of malleable cast iron pipe fittings 310 GB/T 3289.1-1982 可锻铸铁管路连接件型式尺寸管件结构尺寸表Malleable cast iron pipe fittings--Type size--Dimensions list of pipe fittings structure 311 GB/T 3289.2-1982 可锻铸铁管路连接件型式尺寸弯头内外丝弯头Malleable cast iron pipe fittings--Type size--Elbows male and female elbows 312 GB/T 3289.3-1982 可锻铸铁管路连接件型式尺寸45°弯头45°内外丝弯头Malleable cast iron pipe fittings--Type size--Elbows 45°, male and female elbows 45° 313 GB/T 3289.4-1982 可锻铸铁管路连接件型式尺寸异径弯头Malleable cast iron pipe fittings--Type size--Reducing elbows 314 GB/T 3289.5-1982 可锻铸铁管路连接件型式尺寸异径内外丝弯头Malleable cast iron pipe fittings--Type size--Male and female reducing elbows 315 GB/T 3289.6-1982 可锻铸铁管路连接件型式尺寸侧孔弯头Malleable cast iron pipe fittings--Type size--Side outlet elbows 316 GB/T 3289.7 -1982 可锻铸铁管路连接件型式尺寸月弯内外丝月弯外丝月弯Malleable cast iron pipe fittings-- Type size--Return bends, male and female return bends, thread return bends 317 GB/T 3289.8-1982 可锻铸铁管路连接件型式尺寸45°月弯45°内外丝月弯45°外丝月弯Malleable cast iron pipe fittings--Type size--Long sweep bends 45°，male and female long sweep bends 45°,male long sweep bends 45° 318 GB/T 3289.9-1982 可锻铸铁管路连接件型式尺寸U型弯头Malleable cast iron pipe fittings--Type size--U-Elbows(return bends) 319 GB/T 3289.10-1982 可锻铸铁管路连接件型式尺寸三通内外丝三通Malleable cast iron pipe fittings--Type size--Tees, male and female tees 320 GB/T 3289.11-1982 可锻铸铁管路连接件型式尺寸异径内外丝三通Malleable cast iron pipe fittings--Type size--Male and female reducing tees 321 GB/T 3289.12-1982 可锻铸铁管路连接件型式尺寸中大异径三通Malleable cast iron pipe fittings--Type size--Medium-large reducing tees [tees(increasing on the branch)] 322 GB/T 3289.13-1982 可锻铸铁管路连接件型式尺寸侧大异径三通Malleable cast iron pipe fittings--Type size--Lateral-large reducing tees 323 GB/T 3289.14-1982 可锻铸铁管路连接件型式尺寸中小异径三通Malleable cast iron pipe fittings--Type size--Medium-less reducing tees 324 GB/T 3289.15-1982 可锻铸铁管路连接件型式尺寸侧小异径三通Malleable cast iron pipe fittings--Type size--Lateral-less reducing tees 325 GB/T 3289.16-1982 可锻铸铁管路连接件型式尺寸中小偏心异径三通Malleable cast iron pipe fittings--Type size--Medium-less eccentric reducing tees 326 GB/T 3289.17-1982 可锻铸铁管路连接件型式尺寸45°三通Y型三通Malleable cast iron pipe fittings--Type size--Tees45°, Y pieces(tees) 327 GB/T 3289.18-1982 可锻铸铁管路连接件型式尺寸Y型异径三通Malleable cast iron pipe fittings--Type size--Y Piece reducing(tees) 328 GB/T 3289.19-1982 可锻铸铁管路连接件型式尺寸侧孔三通Malleable cast iron pipe fittings--Type size--Side outlet tees 329 GB/T 3289.20-1982 可锻铸铁管路连接件型式尺寸四通Malleable cast iron pipe fittings--Type size--Crosses 330 GB/T 3289.21-1982 可锻铸铁管路连接件型式尺寸异径四通Malleable cast iron pipe fittings--Type size--Reducing crosses 331 GB/T 3289.22-1982 可锻铸铁管路连接件型式尺寸外接头内外丝接头Malleable cast iron pipe fittings--Type size--Male joints(sockets), male and female joints (sockets) 332 GB/T 3289.23-1982 可锻铸铁管路连接件型式尺寸无方内接头Malleable cast iron pipe fittings--Type size--No-square inner joint (nipples) 333 GB/T 3289.24-1982 可锻铸铁管路连接件型式尺寸异径外接头Malleable cast iron pipe fittings--Type size--Reducing male joints (sockets) 334 GB/T 3289.25-1982 可锻铸铁管路连接件型式尺寸偏心异径外接头Malleable cast iron pipe fittings--Type size--Eccentric reducing male joints (sockets) 335 GB/T 3289.26-1982 可锻铸铁管路连接件型式尺寸内接头Malleable cast iron pipe fittings--Type size--Inner joints (nipples hexagon) 336 GB/T 3289.27-1982 可锻铸铁管路连接件型式尺寸异径内接头Malleable cast iron pipe fittings--Type size--Reducing inner joints(nipples hexagon) 337 GB/T 3289.28-1982 可锻铸铁管路连接件型式尺寸内外螺丝Malleable cast iron pipe fittings--Type size--Male and female screws (bushings) 338 GB/T 3289.29-1982 可锻铸铁管路连接件型式尺寸通丝外接头Malleable cast iron pipe fittings--Type size--Through thread male joint (sockets) 339 GB/T 3289.30-1982 可锻铸铁管路连接件型式尺寸锁紧螺母Malleable cast iron pipe fittings--Type size--Backnuts 340 GB/T 3289.31-1982 可锻铸铁管路连接件型式尺寸外方管堵Malleable cast iron pipe fittings--Type size--Outer-square plugs 341 GB/T 3289.32-1982 可锻铸铁管路连接件型式尺寸带边外方管堵Malleable cast iron pipe fittings--Type size--Outer-square beaded plugs 342 GB/T 3289.33-1982 可锻铸铁管路连接件型式尺寸内方管堵Malleable cast iron pipe fittings--Type size--Inner-square plugs 343GB/T 3289.34-1982 可锻铸铁管路连接件型式尺寸管帽Malleable cast iron pipe fittings--Type size--Tube caps (caps plugs) 344 GB/T 3289.35 -1982 可锻铸铁管路连接件型式尺寸活接弯头内外丝活接弯头Malleable cast iron pipe fittings-- Type size--Union elbows, male and female union elbows 345 GB/T 3289.36-1982 可锻铸铁管路连接件型式尺寸活接三通Malleable cast iron pipe fittings--Type size--Union tees 346 GB/T 3289.37-1982 可锻铸铁管路连接件型式尺寸平形活接头Malleable cast iron pipe fittings--Type size--Parallel unions 347 GB/T 3289.38-1982 可锻铸铁管路连接件型式尺寸锥形活接头Malleable cast iron pipe fittings--Type size--Taper unions 348 GB/T 3289.39-1982 可锻铸铁管路连接件型式尺寸平形活接头垫圈Malleable cast iron pipe fittings--Type size--Parallel union gaskets 349 GB/T 3374-1992 齿轮基本术语Basic terminology of gears 350 GB/T 3478.1-1995 圆柱直齿渐开线花键模数基本齿廓公差Straight cylindrical involute splines--Modules, basic rack profiles and tolerances 351 GB/T 3478.2-1995 圆柱直齿渐开线花键30°压力角尺寸表Straight cylindrical involute splines--30°pressure angle dimenslons tables 352 GB/T 3478.3-1995 圆柱直齿渐开线花键37.5°压力角尺寸表Straight cylindrical involute splines--37.5°pressure angle dimensions tables 353 GB/T 3478.4-1995 圆柱直齿渐开线花键45°压力角尺寸表Straight cylindrical involute splines--45°pressure angle dimensions tables 354 GB/T 3478.5-1995 圆柱直齿渐开线花键检验方法Straight cylindrical involute splines--Inspection methods 355 GB/T 3478.6-1995 圆柱直齿渐开线花键30°压力角M值和W值Straightcylindrical involute splines--30°pressurengle M and W values 356 GB/T 3478.7-1995 圆柱直齿渐开线花键37.5°压力角M值和W值Straight cylindrical involute splines--37.5°pressure angle M and W values 357 GB/T 3478.8-1995 圆柱直齿渐开线花键45°压力角M值和W值Straight cylindrical involute splines--45°pressure angle-M and W values 358 GB/T 3478.9-1995 圆柱直齿渐开线花键量棒Straight cylindrical involute splines--Measuring pin 359 GB/T 3507-1983 机械式联轴器公称扭矩系列Nominal torque series of the mechanical coupling 360 GB/T 3632-1995 钢结构用扭剪型高强度螺栓连接副Sets of torshear type high strength bolt hexagon nut and plain washer for steel structures360 GB/T 3632-1995 钢结构用扭剪型高强度螺栓连接副Sets of torshear type high strength bolt hexagon nut and plain washer for steel structures 361 GB/T 3633-1995 钢结构用扭剪型高强度螺栓连接副技术条件Technical requirement for sets of torshear type high strength bolt hexagon nut and plain washer for steel structures 362 GB/T 3733.1-1983 卡套式端直通管接头Straight thread connector--Assembly 363 GB/T 3733.2-1983 卡套式端直通接头体Straight thread connector--Body 364 GB/T 3734.1-1983 卡套式锥螺纹直通管接头Male connector--Assembly 365 GB/T 3734.2-1983 卡套式锥螺纹直通接头体Male connector--Body 366 GB/T 3735.1-1983 卡套式端直通长管接头Straight thread long connector--Assembly 367 GB/T 3735.2-1983 卡套式端直通长接头体Straight thread long connector--Body 368 GB/T 3736.1-1983 卡套式锥螺纹长管接头Male long connector--Assembly 369 GB/T 3736.2-1983 卡套式锥螺纹长接。
滚动轴承 套筒型直线球轴承附件第1部分：1、3系列外形尺寸、产品几何技术规范（GPS）和公差 1 范围本文件规定了符合ISO 10285的套筒型直线球轴承用附件的外形尺寸、其他相关尺寸以及公差。
本文件适用于：——下列座：∙用于1系列套筒型直线球轴承的封闭无凸缘座和可调整无凸缘座；∙用于3系列套筒型直线球轴承的封闭凸缘座和可调整凸缘座；∙用于3系列套筒型直线球轴承的开口凸缘座；∙用于3系列套筒型直线球轴承的封闭无凸缘座和可调整无凸缘座；∙用于3系列套筒型直线球轴承的开口无凸缘座和开口可调整无凸缘座。
——下列轴支承导轨：∙用于3系列套筒型直线球轴承的标准中心高轴支承导轨；∙用于3系列套筒型直线球轴承的低中心高轴支承导轨。
——下列轴支承块：∙用于1和3系列套筒型直线球轴承的有凸缘的轴支承块；∙用于1和3系列套筒型直线球轴承的无凸缘的轴支承块。
——用于1和3系列套筒型直线球轴承的实心轴和空心轴。
2 规范性引用文件下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。
其中，注日期的引用文件，仅该日期对应的版本适用于本文件；不注日期的引用文件，其最新版本（包括所有的修改单）适用于本文件。
ISO 1132-1 滚动轴承公差第1部分：术语和定义（Rolling bearings―Tolerances―Part 1: Terms and definitions）注：GB/T 4199－2003 滚动轴承公差定义（ISO 1132-1:2000，MOD）ISO 5593 滚动轴承词汇（Rolling bearings—V ocabulary）注：GB/T 6930－20XX滚动轴承词汇（ISO 5593:2019，IDT）ISO 10285 滚动轴承 套筒型直线球轴承 外形尺寸和公差（Rolling bearings―Sleeve type linear ball bearings―Boundary dimensions and tolerances）注：GB/T 16940－2012 滚动轴承 套筒型直线球轴承 外形尺寸和公差（ISO 10285:2007，IDT）ISO 15241 滚动轴承参数符号（Rolling bearings—Symbols for physical quantities）注：GB/T 7811－2015 参数符号（ISO 15241:2012，IDT）ISO 18203 钢表面硬化层深度测定ISO 24393 滚动轴承直线运动滚动支承词汇（Rolling bearings—Linear motion rolling bearings —Vocabulary）注：GB/T 29719－2013 滚动轴承直线运动滚动支承词汇（ISO 24393:2008，IDT）3 术语和定义ISO 1132-1、ISO 5593、ISO 10285和ISO 24393界定的以及下列术语和定义适用于本文件。
TSUBAKI NAKASHIMAA、滚珠丝杠B、滚珠导轨滚珠丝杠1.14刚性...............................................................................................................................................................（1）输送螺杆类的刚性.....................................................................................................................................（2）滚珠丝杠的轴方向刚性............................................................................................................................1.15热变位...........................................................................................................................................................1.16输送轴类的驱动扭矩..................................................................................................................................1.17滚珠丝杠润滑..............................................................................................................................................1.18滚珠丝杠的防锈..........................................................................................................................................1.19安装滚珠丝杠时的注意事项.....................................................................................................................1.20滚珠丝杠的选定要领..................................................................................................................................2.“椿中岛TBK ”滚珠丝杠的公称型号与标准尺寸.....................................................................................（1）精密滚珠丝杠FB 系列..............................................................................................................................（2）高负荷用滚珠丝杠HN.FB 系列..............................................................................................................（3）高负荷用滚珠丝杠HN 系列....................................................................................................................（4）精密滚珠丝杠.............................................................................................................................................3. 精密滚珠丝杠..................................................................................................................................................（1）STS 系列......................................................................................................................................................（2）STD 系列.....................................................................................................................................................（3）SZD 系列.....................................................................................................................................................（4）精密滚珠丝杠的标准轴端形状................................................................................................................（5）STS 系列......................................................................................................................................................（6）SNS 系列.....................................................................................................................................................（7）机电一体化机器用滚珠丝杠的标准轴端形状.......................................................................................（8）SMS 系列....................................................................................................................................................4.中空轴滚珠丝杠TH 系列...............................................................................................................................5.精密滚轧滚珠丝杠系列...................................................................................................................................6.一般工业用滚珠丝杠系列..............................................................................................................................7.一般工业用滚珠丝杠的轴端形状..................................................................................................................8.支承单元...........................................................................................................................................................9.轴承螺母...........................................................................................................................................................A 35A 35A 35A 38A 39A 40A 41A 41A 42A 45A 45A 45A 57A 63A149A151A155A157A159A167A178A180A181A198A199A207A245A249A253目录1.设计手册.............................................................................................................................................................1.1特点...................................................................................................................................................................（1）滚珠丝杠的特点...........................................................................................................................................（2）“椿中岛TBK ”滚珠丝杠的特点.............................................................................................................（3）构造................................................................................................................................................................（4）循环方式........................................................................................................................................................（5）预压方式........................................................................................................................................................1.2“椿中岛TBK ”滚珠丝杠的体系..................................................................................................................（1）FB 系列..........................................................................................................................................................（2）HN.FB 系列..................................................................................................................................................（3）CB 系列（安装有陶瓷滚珠）.....................................................................................................................（4）VB 系列（安装有保持器）.........................................................................................................................（5）UHD 系列......................................................................................................................................................1.3螺杆轴外径与导程的组合..............................................................................................................................（1）在相关半导体中普遍使用的尺寸...............................................................................................................（2）在射出成形机中普遍使用的尺寸...............................................................................................................（3）在机床中普遍使用的尺寸...........................................................................................................................（4）在一般产业机械、搬运装置中普遍使用的尺寸......................................................................................1.4导程精度...........................................................................................................................................................（1）C5级以上......................................................................................................................................................（2）C7级以下......................................................................................................................................................（3）按用途推荐的导程精度...............................................................................................................................1.5安装部位精度...................................................................................................................................................1.6预压扭矩...........................................................................................................................................................1.7轴向间隙...........................................................................................................................................................1.8容许轴方向负载...............................................................................................................................................（1）基本静态额定负载C 0.................................................................................................................................（2）屈曲负载........................................................................................................................................................1.9螺杆轴截面的容许应力..................................................................................................................................1.10容许转数.........................................................................................................................................................（1）自振值............................................................................................................................................................（2）Dn 值..............................................................................................................................................................1.11滚珠丝杠的支撑方法....................................................................................................................................1.12滚珠丝杠的使用寿命....................................................................................................................................（1）基本动态额定负载C a .................................................................................................................................（2）使用寿命的计算...........................................................................................................................................1.13摇动规格的滚珠丝杠....................................................................................................................................A 1A 1A 1A 2A 3A 3A 5A 7A 9A11A12A13A14A15A15A16A17A18A19A19A21A21A22A26A28A29A29A29A30A30A30A31A31A33A33A33A35（2）“椿中岛TBK ”滚珠丝杠的特点TSUBAKI NAKASHIMA 株式会社（原椿本精工株式会社）是日本首家生产、销售一般工业用滚珠丝杠的生产商，其所生产的 “椿中岛TBK” 滚珠丝杠除具有普通功能外，还具有以下诸多特点。
百度文库填空题1．机械零件一般可以分为通用零件和专用零件两大类。
2．观察一辆自行车，螺钉、链轮、链条等明显属于通用零件，而＿龙头、大梁、脚蹬＿则属于专用零件。
3．机器通常由三个部分和两个系统组成，它们是＿原动机部分＿＿、＿传动部分＿、＿执行部分＿、＿＿控制系统＿和＿辅助系统＿。
4．机械零件的主要失效形式包括＿整体断裂＿、＿过大的残余变形＿、＿零件的表面破坏＿和破坏正常工作条件引起的失效。
5．根据不同失效形式，机械零件的一般的设计准则包括＿强度准则＿、＿刚度准则＿、寿命准则、振动稳定性准则和可靠性准则。
一、填空题：1．零件材料的疲劳根据疲劳次数的明显不同可分为＿低周疲劳＿和＿高周疲劳＿，例如＿＿材料断裂试件＿和＿发动机曲轴＿。
2．材料疲劳曲线是表达 疲劳极限 与 应力循环次数 的相对关系。
3．零件的疲劳强度极限除与材料自身疲劳强度极限有关外，还与＿零件的应力集中状况、＿零件具体尺寸＿、＿零件表面质量＿以及＿零件的热处理强化方式＿四个方面有关。
4．对于单向稳定变应力进行分析时，可能发生最常见三种变化规律为＿r c =＿＿＿＿＿＿＿、＿m c σ=＿和＿min c σ=＿，例如＿心轴、大多数底座类零件、举重设备中的吊臂＿。
5．对规律性单向不稳定变应力采用 疲劳损伤累积 假说进行计算。
6．极限应力线图是以 m σ 为横坐标的，其含义是＿工作平均应力＿；以＿a σ为纵坐标的，其含义是＿工作应力幅＿。
二、选择题1、零件的截面形状一定，当截面尺寸增大时，其疲劳极限将随之 C 。
A.增加B.不变C.降低2、两零件的材料和几何尺寸都不相同，以曲面接触受载时，两者的接触应力值 A 。
A.相等B.不相等C.是否相等与材料和几何尺寸有关3. 零件受静载荷作用时, 则在其内部 CA.只会产生静应力B.只会产生变应力C.可能产生静应力, 也可能产生变应力三、计算题1．某材料的对称循环弯曲疲劳强度为MPa 1801=-σ,MPa s 260=σ取循环基数为60105⨯=N ，9=m ，试计算循环次数分别为700次，25000次和620000次时的有限寿命弯曲疲劳极限。
