工字钢性能表

按照截面积大体相近，并且饶X轴的抗弯强度不低于相应工字钢的原则，计算出了标准中H型钢有关型号与GB/T706-88〈热轧工字钢尺寸、外形、重量及允许偏差〉〉中的工字钢的有关型号以及他们的性能参数比较表（见表Ｂ１），以供有关人员在使用Ｈ型钢替代工字钢时参考。

表Ｂ１Ｈ型钢与工字钢型号及性能参数比较表热轧普通工字钢型号H B d t A Iy(mm4) Ix(mm4)普工10 100 68 4.5 7.6 1433 328000 2450000 普工12.6 126 74 5 8.4 1810 469000 4880000普工14 140 80 5.5 9.1 2150 643000 7120000 普工16 160 88 6 9.9 2611 931000 11270000 普工18 180 94 6.5 10.7 3074 1229000 16690000 普工20a 200 100 7 11.4 3555 1579000 23690000 普工20b 200 102 9 11.4 3955 1690000 25020000普工22a 220 110 7.5 12.3 4210 2259000 34060000 普工22b 220 112 9.5 12.3 4650 2402000 35830000 普工25a 250 116 8 13 4851 2804000 50170000 普工25b 250 118 10 13 5351 2973000 52780000 普工28a 280 122 8.5 13.7 5537 3441000 71150000 普工28b 280 124 10.5 13.7 6097 3638000 74810000 普工32a 320 130 9.5 15 6712 4590000 110800000 普工32b 320 132 11.5 15 7352 4838000 116260000 普工32c 320 134 13.5 15 7992 5101000 121730000 普工36a 360 136 10 15.8 7644 5549000 157960000 普工36b 360 138 12 15.8 8364 5836000 165740000 普工36c 360 140 14 15.8 9084 6140000 173510000 普工40a 400 142 10.5 16.5 8607 6599000 217140000 普工40b 400 144 12.5 16.5 9407 6928000 227810000 普工40c 400 146 14.5 16.5 10207 7275000 238470000 普工45a 450 150 11.5 18 10240 8550000 322410000 普工45b 450 152 13.5 18 11140 8954000 337590000 普工45c 450 154 15.5 18 12040 9380000 352780000 普工50a 500 158 12 20 11925 11215000464720000普工50b 500 160 14 20 12925 11714000485560000普工50c 500 162 16 20 13925 12239000506390000普工56a 560 166 12.5 21 13538 13658000655760000普工56b 560 168 14.5 21 14658 14238000685030000普工56c 560 170 16.5 21 15778 14848000714300000普工63a 630 176 13 22 15459 17024000940040000普工63b 630 178 15 22 16719 17707000987710000普工63c 630 180 17 22 17979 184240001023390000其中: H--高度(mm) B--翼缘宽(mm)d--腹板厚(mm) t--翼缘平均厚(mm) A--截面面积(mm2)热轧轻型工字钢型号H B d t A Iy(mm4) Ix(mm4)轻工10 100 55 4.5 7.2 1200 179000 1980000 轻工12 120 64 4.8 7.3 1470 279000 3500000 轻工14 140 73 4.9 7.5 1740 419000 5720000 轻工16 160 81 5 7.8 2020 586000 8730000 轻工18 180 90 5.1 8.1 2340 826000 12900000 轻工18a 180 100 5.1 8.3 2540 1140000 14300000 轻工20 200 100 5.2 8.4 2680 1150000 18400000轻工20a 200 110 5.2 8.6 2890 1550000 20300000 轻工22 220 110 5.4 8.7 3060 1570000 25500000 轻工22a 220 120 5.4 8.9 3280 2060000 27900000 轻工24 240 115 5.6 9.5 3480 1980000 34600000 轻工24a 240 125 5.6 9.8 3750 2600000 38000000 轻工27 270 125 6 9.8 4020 2600000 50100000 轻工27a 270 135 6 10.2 4320 3370000 55000000 轻工30 300 135 6.5 10.2 4650 3370000 70800000 轻工30a 300 145 6.5 10.7 4990 4360000 77800000 轻工33 330 140 7 11.2 5380 4190000 98400000 轻工36 360 145 7.5 12.3 6190 5160000 133800000 轻工40 400 155 8 13 7140 6660000 189300000 轻工45 450 160 8.6 14.2 8300 8070000 274500000 轻工50 500 170 9.5 15.2 9780 10400000392900000轻工55 550 180 10.3 16.5 11400 13500000551500000轻工60 600 190 11.1 17.8 13200 17200000754500000轻工65 650 200 12 19.2 15300 217000001014000000轻工70 700 210 13 20.8 17600 273000001346000000轻工70a 700 210 15 24 20200 324000001527000000轻工70b 700 210 17.5 28.2 23400 391000001753700000其中: H--高度(mm) B--翼缘宽(mm)d--腹板厚(mm) t--翼缘平均厚(mm) A--截面面积(mm2)大通高频焊接工字钢型号A(cm2) Iy(cm4) Ix(cm4)100x50x2.3x3.2 535 6.68 90.71100x50x3.2x4.5 741 9.4 122.77100x100x6x8 2104 133.48 369.05120x120x3.2x4.5 1435 129.63 396.84120x120x4.5x6 1926 172.88 515.53150x75x3.2x4.5 1126 31.68 432.11150x100x3.2x4.5 1351 75.04 551.24150x100x4.5x6 1821 100.1 720.99150x150x4.5x6 2421 75.51 1032.21150x150x6x8 3204 98.67 1331.43200x100x3.2x4.5 1511 58.58 1045.92200x100x4.5x6 2046 78.08 1378.62200x100x6x8 2704 133.66 1786.89200x150x3.2x4.5 1961 253.18 1475.97200x150x4.5x6 2646 337.64 1943.34200x150x6x8 3504 450.33 2524.6200x200x6x8 4304 1067 3262.3250x125x3.2x4.5 1896 146.55 2068.56250x125x4.5x6 2571 123.36 2738.6250x125x4.5x8 3052 260.59 3409.75250x125x6x8 3404 260.84 3569.91250x150x3.2x4.5 2121 253.19 2407.62250x150x4.5x6 2871 337.68 31.8521250x150x4.5x8 3453 450.18 3995.6250x150x6x8 3804 450.42 4155.77250x200x6x8 4604 10.6709 5327.47300x150x3.2x4.5 2281 253.2 36.0441300x150x4.5x6 3096 337.72 4785.96300x150x4.5x8 3678 450.22 5976.11300x150x6x8 4104 450.51 6262.44300x200x6x8 4904 1067.18 7968.14350x150x4.5x8 3903 450.25 8416.36350x150x6x8 4404 450.6 8882.11350x175x3.2x4.5 2666 402.05 5757.85350x175x4.5x6 3621 536.19 7661.31350x175x4.5x8 4303 714.84 9586.21350x175x6x8 4804 715.18 10051.96350x200x6x8 5204 1067.27 11221.81其中: 型号--高度(mm)x翼缘宽(mm)x腹板厚(mm)x翼缘平均厚(mm)热轧H型钢型号 d t g A(cm2) Iy(cm4) Ix(cm4)HW100x100 6 8 10 2190 383 134 HW125x125 6.5 9 10 3031 847 294 HW150x150 7 10 13 4055 1660 546 HW175x175 7.5 11 13 5143 2900 984HW200x200 8 12 16 6428 4770 1600 HW250x250 9 14 16 9218 10800 3650 HW300x300 10 15 20 12040 20500 6760 HW350x350 12 19 20 17390 40300 13600 HW400x400 13 21 24 21950 66900 22400 HM200x150 6 9 16 3976 2740 508 HM250x175 7 11 16 5624 6120 985 HM300x200 8 12 20 7303 11400 1600 HM350x250 9 14 20 10150 21700 3650 HM400x300 10 16 24 13670 38900 7210 HM450x300 11 18 24 15740 56100 8110 HM500x300 11 18 28 16440 71400 8120 HM600x300 12 20 28 19250 118000 9020 HN200x100 5.5 8 13 2757 1880 134 HN250x125 6 9 13 3787 4080 294 HN300x150 6.5 9 16 4753 7350 508 HN350x175 7 11 16 6366 13700 985 HN400x200 8 13 16 8412 23700 1740 HN450x200 9 14 20 9741 33700 1870 HN500x200 10 16 20 11420 47800 2140 HN600x200 11 17 24 13520 78200 2280 HN700x300 13 24 28 23550 201000 10800 HN800x300 14 26 28 26740 292000 11700 HN900x300 16 28 28 30980 411000 12600HW100×100 6 8 10 2190 383 134HW175×175 7.5 11 13 5143 2900 984 HW200×200 8 12 16 6428 4770 1600 HW200×200 12 12 16 7228 5030 1700 HW250×250 9 14 16 9218 10800 3650 HW250×250 14 14 16 10470 11500 3880 HW300×300 12 12 20 10830 17000 5520 HW300×300 10 15 20 12040 20500 6760 HW300×300 15 15 20 13540 21600 7100 HW350×350 10 16 20 14600 33300 11200 HW350×350 12 19 20 17390 40300 13600 HW400×400 15 15 24 17920 49200 16300 HW400×400 11 18 24 18760 56400 18900 HW400×400 13 21 24 21950 66900 22400 HW400×400 18 28 24 29620 93000 31000 HW400×400 21 21 24 25150 71100 23800 HW400×400 20 35 24 36140 119000 39400HW#200×150 6 9 16 3976 2740 508 HW250×175 7 11 16 5624 6120 985 HW300×200 8 12 20 7303 11400 1600 HW350×250 9 14 20 10150 21700 3650 HW400×300 10 16 24 13670 38900 7210 HW450×300 11 18 24 15740 56100 8110 HW500×300 11 15 28 14640 60800 6770 HW500×300 11 18 28 16440 71400 8120 HW600×300 12 17 28 17450 103000 7670HW600×300 12 20 28 19250 118000 9020HW600×300 14 23 28 22240 137000 10600HN175×90 5 8 10 2321 1220 97.6 HN#200×100 4.5 7 13 2359 1610 114HN#200×100 5.5 8 13 2757 1880 134HN250×125 5 8 13 3289 3560 255HN250×125 6 9 13 3787 4080 294HN300×150 5.5 8 16 4155 6460 443HN300×150 6.5 9 16 4753 7350 508HN350×175 6 9 16 5319 11200 792HN350×175 7 11 16 6366 13700 985HN400×150 8 13 16 7112 18800 734HN400×200 7 11 16 7216 20000 1450HN400×200 8 13 16 8412 23700 1740HN450×150 9 14 20 8341 27100 793HN450×200 8 12 20 8495 290000 1580HN450×200 9 14 20 9741 33700 1870HN500×150 10 16 20 9823 38500 907HN500×200 9 14 20 10130 41900 1840HN500×200 10 16 20 11420 47800 2140HN500×200 11 19 20 13130 56500 2580HN600×200 10 15 24 12120 69300 1980HN600×200 11 17 24 13520 78200 2280HN600×200 12 20 24 15330 91000 2720HN700×300 13 20 28 21150 172000 9020HN700×300 13 24 28 23550 201000 10800HP200×200 12 12 16 7228 5030 1700HP250×250 11 11 16 8205 8790 2940HP250×250 14 14 16 10470 11500 3880HP300×300 12 12 20 10830 17000 5520HP300×300 10 15 20 12040 20500 6760HP300×300 15 15 20 13540 21600 7110HP350×350 13 13 20 13530 28200 9380HP350×350 16 16 20 16660 35300 11800HP350×350 12 19 20 17390 40300 13600HP350×350 19 19 20 19840 42800 14400HP400×400 15 15 24 17920 49200 16300HP400×400 18 18 24 21520 59900 20000HP400×400 13 21 24 21950 66900 22400HP400×400 18 28 24 29620 93000 31000HP400×400 21 21 24 25150 71100 23800HP400×400 20 35 24 36140 119000 39400其中: 型号--高度(mm)x翼缘宽(mm)d--腹板厚(mm) t--翼缘平均厚(mm) g--重量(kg/m)表1-6 热轧普通工字钢规格及截面特性（GB 706-88）I——截面惯性矩；W——截面抵抗矩；S——半截面面积矩；t——截面回转半径。

美标工字钢标准规格表美标工字钢是一种常用的建筑结构钢材，广泛应用于各类工程中。

美国国家标准制定了一系列关于工字钢的标准规格，以确保其质量、安全性和可靠性。

1. 美标工字钢是一种重要的建筑结构材料，其采用工字形状，具有较高的强度和稳定性，常用于桥梁、建筑、工业设备等工程中。

为了确保工字钢的质量和使用安全，美国国家标准制定了一系列的标准规格，详细规定了工字钢的尺寸、力学性能等要求。

2. 美标工字钢标准规格2.1 美国ASTM标准美国ASTM（美国材料与试验协会）是负责制定和发布各类材料和产品的标准的机构之一。

以下是一些与美标工字钢相关的ASTM标准：2.1.1 ASTM A6/A6M标准名称：通用要求的热轧结构型钢适用范围：包括各种结构型钢，如角钢、工字钢、H型钢等。

规格范围：定义了各种结构型钢的尺寸、质量和技术要求。

2.1.2 ASTM A992/A992M标准名称：用于建筑结构的高强度低合金结构型钢适用范围：针对高强度低合金结构型钢，特别是适用于焊接、螺栓连接和铆接等结构连接方式。

2.2 尺寸和力学性能2.2.1 尺寸标准美标工字钢的尺寸标准主要包括工字钢的宽度、腰板厚度、腰板宽度等方面的规定。

例如，W8×18表示工字钢的腰板宽度为8英寸，腰板厚度为18/16英寸。

2.2.2 力学性能标准力学性能标准包括抗拉强度、屈服强度、延伸率等。

这些性能指标对于评估工字钢在不同应力状态下的性能至关重要，确保其在实际工程中的可靠性。

3. 常见的美标工字钢型号3.1 W型工字钢W型工字钢是美标工字钢中应用最广泛的一种，其型号通常以"W"开头，后跟着腰板宽度和腰板厚度的尺寸信息。

例如，W8×18，W10×22等。

3.2 M型工字钢M型工字钢也是一种常见的工字钢，其型号以"M"开头，后跟着腰板宽度和腰板厚度的尺寸信息。

4. 标准遵循和应用4.1 制造和标识按照ASTM标准，制造商在生产美标工字钢时需要遵循严格的生产工艺和质量控制流程，并在产品上标明相应的标识，以确保产品符合标准要求。

H 钢规格表一天世界晴GB/T 11263-1998表1 宽、中、窄翼缘H 型钢截面尺寸、截面面积、理论重量和截面特性截面尺寸，mm截面特性参数 惯性矩，cm 4惯性半径，cm 截面模数，cm 3类别型号（高度×宽度）H×Bt 1t 2r截面面积cm 2 理论重量kg/m IxI Y i xi YWxW Y 100×100 100×100 68 10 21.9017.2383 134 4.182.47 76.5 26.7 125×125 125×125 6.5910 30.3123.8847 294 5.29 3.11 136 47.0 150×150 150×1507 1013 40.5531.91660 564 6.39 3.73 221 75.1 175×175 175×175 7.51113 51.4340.32900 9847.54.37 331 112 200×200 8 1216 64.2850.54770 1600 8.61 4.99 477 160 200×200#200×204121216 72.2856.750301700 8.354.85 503 167 250×250 9 1416 92.1872.410800 3650 10.8 6.29 867 292 250×250#250×255141416 104.782.211500 3880 10.5 6.09 919 304 #294×302121220 108.38517000 5520 12.57.14 1160 365 300×300 101520 120.494.520500 6760 13.17.49 1370 450 300×300 300×305 151520 135.410621600 7100 12.67.24 1440 466 #344×348101620 146 11533300 1120015.18.78 1940 646 350×350 350×350 121920 173.913740300 1360015.28.84 2300 776 HW 400×400#388×402151524179.214149200 1630016.69.522540809一天世界晴#394×398111824 187.614756400 1890017.310.0 2860 951 400×400 132124 219.517266900 2240017.510.1 3340 1120 #400×408212124 251.519771100 2380016.89.73 3560 1170 #414×405182824 296.223393000 3100017.710.2 4490 1530 #428×407203524 361.4284119000 3940018.210.4 5580 1930 *458×417305024 529.3415187000 6050018.810.7 8180 2900 *498×432457024 770.8605298000 9440019.711.1 12000 4370 150×100 148×100 6 9 13 27.2521.41040 151 6.17 2.35 140 30.2 200×150 194×150 6916 39.7631.22740 5088.33.57 283 67.7 250×175 244×175 7 1116 56.2444.16120985 10.44.18 502 113 300×200 294×200 8 1220 73.0357.311400 1600 12.5 4.69 779 160 350×250340×2509 1420 101.579.721700 3650 14.6 6 1280 292 400×300 390×300 101624 136.710738900 7210 16.97.26 2000 481 450×300 440×300 111824 157.412456100 8110 18.97.18 2550 541 482×300 111528 146.411560800 6770 20.4 6.8 2520 451 500×300488×300 111828 164.412971400 8120 20.87.03 2930 541 582×300 121728 174.5137103000 7670 24.3 6.63 3530 511 588×300 122028 192.5151118000 9020 24.86.85 4020 601 HM600×300 #594×302142328222.4175137000 1060024.96.904620701一天世界晴GB/T 11263-1998表1 (完)截面尺寸，mm截面特性参数惯性矩，cm 4惯性半径，cm 截面模数，cm 3类别 型号（高度×宽度） H×Bt 1t 2r截面面积cm 2 理论重量kg/m I xI Y i x i YW xW Y100×50 100×50 5 710 12.169.54192 14.9 3.98 1.11 38.5 5.96 126×60 125×60 6 810 17.0113.3417 29.3 4.95 1.31 66.8 9.75 150×75 150×75 5 710 18.1614.3679 49.6 6.12 1.65 90.6 13.2 175×90 175×905 810 23.2118.21220 97.6 7.262.05 140 21.7 198×99 4.5713 23.5918.51610 114 8.27 2.20 163 23.0 200×100 200×100 5.5813 27.5721.71880 134 8.25 2.21 188 26.8 248×124 5 813 32.8925.83560 255 10.4 2.78 287 41.1 250×125 250×1256 913 37.8729.74080 294 10.4 2.79 326 47.0 298×149 5.5816 41.5532.66460 443 12.4 3.26 433 59.4 300×150 300×150 6.5916 47.5337.37350508 12.4 3.27 490 67.7346×174 6 916 53.1941.811200792 14.5 3.86 649 91.0 350×175 350×1757 1116 63.6650.013700985 14.7 3.93 782 113 #400×150 #400×1508 1316 71.1255.818800734 16.33.21 942 97.9 HN400×200396×1997 1116 72.1656.7200001450 16.74.481010145一天世界晴400×2008 1316 84.1266.023******* 16.8 4.54 1190 174 #450×150 #450×1509 1420 83.4165.527100793 18.0 3.08 1200 106 446×1998 1220 84.9566.7290001580 18.5 4.31 1300 159 450×200450×2009 1420 97.4176.5337001870 18.6 4.38 1500 187 #500×150 #500×150101620 98.2377.138500907 19.8 3.04 1540 121496×1999 1420 101.379.5419001840 20.3 4.27 1690 185 500×200 500×200101620 114.289.6478002140 20.5 4.33 1910 214 #506×201111920 131.3103565002580 20.8 4.43 2230 257596×199101524 121.295.1693001980 23.9 4.04 2330 199 600×200 600×200111724 135.2106782002280 24.1 4.11 2610 228#606×201122024 153.3120910002720 24.44.21 3000 271 #692×300132028 211.51661720009020 28.6 6.53 4980 602 700×300 700×300132428 235.518520100010800 29.3 6.78 5760 722 *729×300142228 243.41912540009930 32.3 6.39 6400 662 *800×300*800×300142628 267.421029200011700 33.0 6.62 7290 782 *890×299152328 270.921334500010300 35.7 6.16 7760 688 *900×300162828 309.824341100012600 36.4 6.39 9140 843*900×300 *912×302183428364 28649800015700 37.06.56109001040注1 “#”表示的规格为非常用规格。

名称：结构用冷弯方形空心型钢标准：GB/T 6728-2002边长壁厚理论重量截面面积惯性矩惯性半径截面模数允许偏差/mm 扭转常数t/mm外圆弧半径/mmB/mm t/mm M/(kg/m)A/cm^2Ix=Iy/c m^4rx=ry/cm Wx=Wy/cm^3It/cm^4Ct/cm^3碳素钢(σs ≤320MPa)低合金钢(σs≥320MPa)FGDA—FGXT ————————1.20.6790.8650.4980.7590.4980.8230.75t≤3 1.0～2.5t 1.5～2.5t 1.50.826 1.0520.5830.7440.5830.9850.883＜t≤6 1.5～2.5t 2.0～3.0t 1.750.941 1.1990.6420.7320.642 1.1060.986＜t≤10 2.0～3.0t 2.0～3.5t 2 1.05 1.340.6920.720.692 1.215 1.06t ＞102.0～3.5t 2.5～4.0t1.20.867 1.105 1.0250.9630.82 1.655 1.241.51.061 1.352 1.2160.9480.973 1.998 1.471.75 1.215 1.548 1.3570.936 1.0862.261 1.652 1.363 1.736 1.4820.923 1.186 2.502 1.8定尺精度级别长度范围/mm 允许偏差/mm 1.5 1.296 1.652 2.195 1.152 1.463 3.555 2.21 普通级别4000～12000(+70,0)1.751.49 1.8982.47 1.14 1.646 4.048 2.49精确级别4000～6000(+5,0)2 1.677 2.136 2.721 1.128 1.814 4.5112075精确级别＞6000～12000(+10,0)2.5 2.032 2.5893.154 1.103 2.102 5.347 3.23 2.361 3.008 3.5 1.078 2.333 6.06 3.581.5 1.767 2.525 5.489 1.561 2.7448.7284.131.75 2.039 2.598 6.237 1.549 3.11810.009 4.692 2.305 2.936 6.939 1.537 3.46911.2385.232.5 2.817 3.5898.213 1.512 4.10613.5396.213 3.303 4.2089.32 1.488 4.6615.6287.074 4.198 5.34711.064 1.438 5.53219.1528.481.5 2.238 2.85211.065 1.969 4.42617.395 6.651.75 2.589 3.29812.641 1.957 5.05620.0257.622.9333.73614.1461.9455.65822.5788.51允许偏差/mm厚度t/mm 20±0.50FGXR 25±0.5030±0.5040±0.5050±0.502.53.6024.58916.941 1.921 6.77627.43610.223 4.2455.40819.463 1.8977.78531.97211.774 5.4546.97423.725 1.8479.4940.04714.432 3.56 4.5425.12 2.358.3839.8112.62.54.3875.58930.34 2.32910.11348.53915.223 5.1876.60835.13 2.30511.7156.89217.654 6.718.54743.539 2.25614.51372.18821.9758.12910.35650.468 2.20716.82285.5625.612.5 5.17 6.5949.4 2.7414.178.521.23 6.1297.80857.522 2.71416.43492.18824.7447.96610.14772.108 2.66520.602117.97531.1159.69912.35684.602 2.61624.172141.18336.652.5 5.957.7.58975.147 3.14718.787118.5228.2237.0719.00887.838 3.12221.959139.6633.0249.22211.747111.031 3.07427.757179.80841.84511.26914.356131.414 3.02532.853216.62849.6838.01310.208127.277 3.53128.283201.10842.51410.47813.347161.907 3.48235.979260.08854.17512.83916.356192.903 3.43442.867314.89664.71615.09719.232220.42 3.38548.982365.45274.16411.73411.947226.337 3.89145.267361.21368.1514.40918.356271.071 3.84252.214438.98681.72616.98121.632311.415 3.79462.283511.55894.12412.9916.548305.94 4.355.625486.4783.63515.9820.356367.95 4.25266.9593.6100.74618.86624.033424.57 4.20377.194694.85116.47414.24618.147402.26 4.70867.043635.603100.75517.54922.356485.441 4.65980.906776.632121.75620.74926.432562.0944.61193.683910.281141.2250±0.5060±0.6070±0.6580±0.7090±0.75100±0.80110±0.90120±0.90826.8434.191696.639 4.513116.1061155.01174.58415.50219.748516.97 5.11779.534814.72119.48519.1224.356625.68 5.06896.258998.22144.77622.63428.833726.64 5.02111.791173.6168.36828.92136.842882.86 4.895135.821502.1209.54416.75821.347651.598 5.52453.0851022.18139.8520.68926.356790.523 5.476112.9311253.57169.78624.51731.232920.359 5.428131.4791475.02197.9831.86440.5911155.74 5.331164.8191887.61247.69418.01422.948807.82 5.933107.711264.8161.73522.2628.356982.12 5.885130.951554.1196.79626.40233.6331145.9 5.837152.791832.7229.84833.94543.2421411.8 5.714188.252364.1289.03419.2724.547987.152 6.341123.3941540.13185.25523.82930.3561202.32 6.293150.2891893.79225.79628.28536.0321405.41 6.245175.6762234.57264.18836.88846.9911776.5 6.148222.0622876.94333.56420.52626.1481191.3 6.75140.151855.8210.37525.432.3561453.3 6.702170.972285.3256.8630.1738.4331701.6 6.654200.182701300.91838.96949.6422118.2 6.532249.23503.1381.28421.827.714227.16158221023752734.417377.111932724290632.140.820377.062263223340841.552.82546 6.94283418943242329.316807.571762607265528.536.420557.522163216325633.943.224137.4725438073818445632087.353194958486130±1.00140±1.10150±1.20160±1.20170±1.30180±1.40190±1.50424.330.919687.971973049295530.138.424107.932413763362635.845.628337.882834459426846.559.235667.763575815544105772.642517.654257072651533.242.432388.742945038442639.650.438138.73475976521851.565.648288.5843978156681063.280.657828.4752695338041273.593.764878.325901114992253848.448059.973847443577645.257.656729.924548843681859.175.272299.8578115988781072.792.687079.76971419710621284.810898599.55789166911226542.754.4681011.248610513730650.964.8805411.157512504863866.684.810317117371643611171082.1104.61247910.98912017313561296.1122.51423210.810172*********54.769.699641266415434997871.691.21280111.88532031212931088.41131551911.71035249661572121041321776711.61184295141829664.181.61600814915246831372884.21072061813.91182325571787101041332518913.81439401272182121231562905413.61660475982552896.71233126915.91564489342362200±1.60220±1.80250±2.00280±2.20300±2.40350±2.80101201533821615.81911604312892121411804431915.72216718433395141632085041415.62521827353877810913944966181999700433016101351735510017.92449866293702121602046416417.728511031504357141852367321017.632541190004989812215562172202487964833750101511937634119.930541194704612121792288918719.8356814242054401420726410101019.7408016453062411623529911426019.645701861407013描述(D)1.空心型钢系用带钢冷弯后焊接而成。