板式平焊钢制管法兰GB／T9119-2010数据表

PN2.5PN6PN10PN16PN25PN40PN63PN100DN10-DN2000DN10-DN2000DN10-DN2000DN10-DN2000DN10-DN800DN10-DN600DN10-DN2000DN10-DN2000DN10-DN2000DN10-DN2000DN10-DN800DN10-DN600DN10-DN400DN10-DN350数量ｎ/个螺纹规格ｄ/ｍｍｆ1/ｍｍ系列１系列２1017.2147550114101235218151521.3188055114101240222191范围板式平焊钢制管法兰GB/T9119-2010本标准规定了公称压力用PN标记的板式平焊钢制管法兰的型式、尺寸、技术要求和标记。

本标准适用于公称压力PN2.5～PN100的板式平焊钢制管法兰。

GB/T9124钢制管法兰技术条件3型式与尺寸3.1用PN标记的板式平焊钢制管法兰的密封面型式及适用的公称压力和公称尺寸范围按表1的规定．表1用PN标记的板式平焊钢制管法兰的密封面型式及适用的公称压力和公称尺寸范围2规范性引用文件下列文件中的条款通过本标准的引用而成为本标准的条款。

凡是注日期的引用文件，其随后所有的修改单（不包括勘误的内容）或修订版均不适用于本标准，然而，鼓励根据本标准达成协议的各方研究是否可使用这些文件的最新版本。

凡是不注日期的引用文件，其最新版本适用于本标准。

GB/T9112钢制管法兰类型与参数表2PN2.5板式平焊钢制管法兰密封面型式平面（ＦＦ）突面（ＲＦ）公称压力——连接尺寸螺栓螺栓孔直径Ｌ/ｍｍ法兰外径Ｄ/ｍｍ3.2板式平焊钢制管法兰的型式应符合图1和图2的规定，法兰尺寸应符合表2～表9的规定。

公称尺寸DN 法兰厚度Ｃ/ｍｍ密封面法兰内径Ｂ/ｍｍ螺栓孔中心圆直径Ｌ/ｍｍ钢管外径Ａ/ｍｍ系列２系列１前言？？？表３ＰＮ６板式平焊钢制法兰表4ＰＮ10板式平焊钢制法兰表５ＰＮ１６板式平焊钢制管法兰４　技术要求法兰的类型与参数应符合ＧＢ/Ｔ　９１２２的规定，法兰的技术要法度应符合ＧＢ/Ｔ９１２４的规定。

PN 2.5PN 6 PN 10 PN 16 PN 25 PN 40PN 100PN 63平面（FF） DN 10 - DN 2000 DN 10 - DN 2000 DN 10 -DN 2000 DN 10 - DN 2000 DN 10 - DN 800DN 10 -- DN 600突面（RF） DN 10 - DN 2000DN 10 - DN 2000DN 10 - DN 2000DN 10 - DN 2000DN 10 - DN 800DN 10 - DN 600DN 10 - DN 400DN 10 - DN 350突面（RF）板式平焊钢制管法兰适用于 PN2.5、PN6、PN16、PN25、PN40、PN63、PN100用PN标记的板式平焊钢制管法兰的密封面形式及适用的公称压力和公称尺寸范围公称压力密封面型式平面（FF）板式平焊管制法兰适用于 PN2.5、PN6、PN16、PN25、PN40平面FF 平面FF 突面RF 突面RF 平面FF 突面RF1017.2147550114M101235218150.360.360.310.32120.380.331521.3188055114M101240222190.400.410.350.36120.440.382026.9259065114M101450227.5260.590.600.530.54140.660.592533.73210075114M101460234.5330.720.730.650.65140.820.753242.43812090144M121670243.539 1.16 1.19 1.05 1.0914 1.18 1.074048.345130100144M121680349.546 1.35 1.38 1.17 1.2014 1.39 1.215060.357140110144M121690361.559 1.48 1.51 1.28 1.3114 1.62 1.436576.176160130144M1216110377.578 1.86 1.85 1.62 1.6114 2.14 1.918088.989190150184M1618128390.591 2.95 2.94 2.61 2.6016 3.43 3.09100114.3108210170184M16181483116110 3.26 3.41 2.87 3.0216 4.22 3.84125139.7133240200188M16201783141.5135 4.31 4.54 3.88 4.1018 6.10 5.67150168.3159265225188M16202023170.5161 4.76 5.14 4.26 4.65187.517.01200219.1219320280188M16222583221.5222 6.88 6.85 6.27 6.242012.3111.692502732733753351812M16243123276.52768.928.968.198.232218.5517.82300323.93254403952212M20243654327.532811.9211.8710.5710.522225.4724.13350355.63774904452212M20264154359.538016.8414.4115.3112.882231.7830.25400406.44265404952216M2028465441143019.8417.0818.1715.412238.5036.834504574805955502216M2030520446248424.5720.7222.7018.852451.2449.375005085306456002220M20305704513.553426.3922.4224.3820.412460.1358.126006106307557052620M24326705616.563434.8130.4931.4927.1730102.9399.617007117208608102624M2440775571572452.3249.1348.5445.3440178.40174.618008138209759203024M2744880581782470.9567.8366.1863.0744252.02247.26900914920107510203024M2748980591892486.2182.9480.8577.5848335.60330.25100010161020117511203028M27521080510201024101.0098.3895.1792.5552434.55428.72120012191220137513203032M27601280512231224135.43134.52128.54127.6350573.94567.06140014221420157515203036M27651480514261424166.21168.50158.26160.5557860.37852.42160016261620179017303040M27721690516301624226.93235.59217.31225.97641250.081240.47180018291820199019303044M27791890518331824273.05289.09262.31278.35701692.001681.26200020322020219021303048M27862090520362024322.17348.00310.30336.14782285.672273.81f 数量n 系列Ⅰ公称通径DN 钢管外径A 连接尺寸密封面尺寸法兰厚度C法兰内径B d 系列Ⅰ系列Ⅱ螺纹规格螺栓孔中心圆直径K 螺栓孔径L 螺栓法兰外径D 法兰理论重量（kg）系列Ⅰ系列Ⅱ系列Ⅱ系列ⅠPN2.5 板式平焊钢制管法兰（GB/T9119-2010）注：公称尺寸DN10－DN1000的法兰使用PN6的法兰尺寸。

平面FF 平面FF 突面RF 突面RF 1017.2147550114M101235218150.360.360.310.321521.3188055114M101240222190.400.410.350.362026.9259065114M101450227.5260.590.600.530.542533.73210075114M101460234.5330.720.730.650.653242.43812090144M121670243.539 1.16 1.19 1.05 1.094048.345130100144M121680349.546 1.35 1.38 1.17 1.205060.357140110144M121690361.559 1.48 1.51 1.28 1.316576.176160130144M1216110377.578 1.86 1.85 1.62 1.618088.989190150184M1618128390.591 2.95 2.94 2.61 2.60100114.3108210170184M161814831161103.26 3.41 2.87 3.02125139.7133240200188M16201783141.51354.31 4.54 3.88 4.10150168.3159265225188M16202023170.5161 4.765.14 4.26 4.65200219.1219320280188M16222583221.52226.88 6.85 6.27 6.242502732733753351812M16243123276.52768.928.968.198.23300323.93254403952212M20243654327.532811.9211.8710.5710.52350355.63774904452212M20264154359.538016.8414.4115.3112.88400406.44265404952216M2028465441143019.8417.0818.1715.41f 数量n 系列Ⅰ公称通径DN 钢管外径A 连接尺寸密封面尺寸法兰厚度C 法兰内径B d 系列Ⅰ系列Ⅱ螺纹规格螺栓孔中心圆直径K螺栓孔径L 螺栓法兰外径D 法兰理论重量（kg）系列Ⅰ系列Ⅱ系列Ⅱ系列ⅠPN2.5 板式平焊钢制管法兰（GB/T9119-2010）系列Ⅱ注：公称尺寸DN10－DN1000的法兰使用PN6的法兰尺寸。

不锈钢板式平焊法兰规格及理论重量(GB-)————————————————————————————————作者：————————————————————————————————日期：304不锈钢板式平焊法兰（GB/9119-2000）突面（RF ）PN0.25Mpa(2.5压力)突面板式平焊法兰（GB/T9119-2000）/mm1017.2147550114M103321218150.310.321521.3188055114M103821222190.350.362026.9259065114M104821427.5260.530.542533.73210075114M105821434.5330.650.663242.43812090144M126921643.539 1.06 1.094048.345130100144M127821649.546 1.24 1.275060.357140110144M128821661.559 1.36 1.396576.176160130144M1210821677.578 1.71 1.708088.989190150184M1612421890.591 2.74 2.73100114.3108210170184M16144218116110 3.01 3.17125139.7133240200188M16174220141.5135 4.05 4.27150168.3159265225188M16199220170.5161 4.45 4.85200219.1219320280188M16254222221.5222 6.51 6.482502732733753351812M16309224276.52768.508.54300323.93254403952212M20363224327.532811.3411.29350355.63774904452212M20413226359.538016.2213.76400406.44265404952216M2046322841143019.1816.394504574805955502216M2051823046248423.8519.965005085306456002220M20568232513.553427.3923.116006106307557052620M24667236616.563438.1633.267007117208608102624M2477253671572443.5940.698008138209759203024M2787853881782456.9754.25900914920107510203024M2797854091892467.0364.28100010161020117511203028M2710785421020102476.3774.241200137513203032M2712955441400157515203036M2712105481600179017303040M2717105511800199019303044M2719185542000219021303048M272125558法兰厚度C 系列Ⅰ系列Ⅱ密封面尺寸d f 法兰内径B 1824192.193.91420142495.012201224公称通径DN 系列Ⅰ系列Ⅱ法兰外径D 钢管外径A 连接尺寸螺栓螺纹规格20202024229.7螺栓孔中心圆直径K 螺栓孔径L 数量n 16201624161.01820价格系列Ⅰ系列Ⅱ系列Ⅰ法兰理论重量（kg）系列Ⅱ304不锈钢板式平焊法兰（GB/9119-2000）突面（RF）PN0.6Mpa(6压力)突面板式平焊法兰（GB/T9119-2000）/mm1017.2147550114M103321218150.310.321521.3188055114M103821222190.350.362026.9259065114M104821427.5260.530.542533.73210075114M105821434.5330.650.663242.43812090144M126921643.539 1.06 1.094048.345130100144M127821649.546 1.24 1.275060.357140110144M128821661.559 1.36 1.396576.176160130144M1210821677.578 1.71 1.708088.989190150184M1612421890.591 2.74 2.73100114.3108210170184M16144218116110 3.01 3.17125139.7133240200188M16174220141.5135 4.05 4.27150168.3159265225188M16199220170.5161 4.45 4.85200219.1219320280188M16254222221.5222 6.51 6.482502732733753351812M16309224276.52768.508.54300323.93254403952212M20363224327.532811.311.3350355.63774904452212M20413226359.538016.213.8400406.44265404952216M2046322841143019.216.44504574805955502216M2051823046248423.820.05005085306456002220M20568232513.553427.423.16006106307557052620M24667236616.563438.233.37007117208608102624M2477254071572448.945.78008138209759203024M2787854481782466.763.6900914920107510203024M2797854891892481.578.2100010161020117511203028M2710785521020102496.093.31200140513403332M3012955601400163015603336M3315105681600183017603340M3317105761800204519703344M3619185842000226521803348M392125592d f 螺栓数量n 钢管外径A 连接尺寸12201224法兰厚度C 密封面尺寸螺纹规格法兰外径D 螺栓孔中心圆直径K螺栓孔径L 156.614201424239.316201624304.318201824408.020202024544.7公称通径DN 系列Ⅰ系列Ⅱ系列Ⅰ系列Ⅱ系列Ⅰ系列Ⅱ价格系列Ⅰ系列Ⅱ法兰内径B 法兰理论重量（kg）304不锈钢板式平焊法兰（GB/9119-2000）突面（RF ）PN1.0Mpa(10压力)突面板式平焊法兰（GB/T9119-2000）/mm1017.2149060144M124121418150.540.551521.3189565144M124621422190.600.612026.92510575144M125621627.5260.860.862533.73211585144M126521634.533 1.02 1.033242.438140100184M167621843.539 1.68 1.734048.345150110184M168421849.546 1.93 1.965060.357165125184M169922061.559 2.56 2.596576.176185145184M1611822077.578 3.12 3.118088.989200160188M1613222090.591 3.39 3.38100114.3108220180188M16156222116110 4.16 4.35125139.7133250210188M16184222141.5135 5.14 5.39150168.3159285240228M20211224170.5161 6.817.28200219.1219340295228M20266224221.52228.868.822502732733953502212M20319226276.527611.3411.38300323.93254454002212M20370228327.532814.1314.07350355.63775054602216M20429230359.538021.2618.43400406.44265655152616M2448023241143026.8223.644504574806155652620M2453023546248431.9227.395005085306706202620M24582238513.553439.4334.346006106307807253020M27682242616.563453.4547.73公称通径DN系列Ⅰ系列Ⅱ法兰外径D 螺栓法兰厚度C 钢管外径A连接尺寸密封面尺寸螺栓孔中心圆直径K 螺栓孔径L 数量n 螺纹规格d价格系列Ⅱ系列Ⅱf系列Ⅰ系列Ⅱ法兰内径B法兰理论重量（kg）系列Ⅰ系列Ⅱ304不锈钢板式平焊法兰（GB/9119-2000）突面（RF ）PN1.6Mpa(1.6压力)突面板式平焊法兰（GB/T9119-2000）/mm1017.2149060144M124121418150.540.55 1521.3189565144M124621422190.600.61 2026.92510575144M125621627.5260.860.86 2533.73211585144M126521634.533 1.02 1.03 3242.438140100184M167621843.539 1.68 1.73 4048.345150110184M168421849.546 1.93 1.96 5060.357165125184M169922061.559 2.56 2.59 6576.176185145184M1611822077.578 3.12 3.11 8088.989200160188M1613222090.591 3.39 3.38 100114.3108220180188M16156222116110 4.16 4.35 125139.7133250210188M16184222141.5135 5.14 5.39 150168.3159258240228M20211224170.5161 4.80 5.27 200219.12193402952212M20266226221.52229.359.31 2502732734053552612M24319228276.527613.1813.23 300323.93254604102612M24370232327.532818.3518.28 350355.63775204702616M24429235359.538027.4724.16 400406.44265805253016M2748023841143035.0831.30 4504574806405853020M2754824246248445.4640.02 5005085307156503320M30609246513.553463.1957.04 6006106308407703620M33720252616.563495.0187.92价格系列Ⅰ系列Ⅱ钢管外径A 连接尺寸密封面尺寸法兰内径B法兰理论重量（kg）系列Ⅰ系列Ⅱ公称通径DN系列Ⅰ系列Ⅱf螺栓系列Ⅰ系列Ⅱ法兰外径D螺栓孔中心圆直径K螺栓孔径L法兰厚度C数量n螺纹规格d304不锈钢板式平焊法兰（GB/9119-2000）突面（RF ）PN2.5Mpa(25压力)突面板式平焊法兰（GB/T9119-2000）/mm1017.2149060144M124121418150.540.551521.3189565144M124621422190.600.612026.92510575144M125621627.5260.860.862533.73211585144M126521634.533 1.02 1.033242.438140100184M167621843.539 1.68 1.734048.345150110184M168421849.546 1.93 1.965060.357165125184M169922061.559 2.56 2.596576.176185145188M1611822277.578 3.29 3.288088.989200160188M1613222490.591 4.12 4.10100114.3108235190228M20156226116110 5.80 6.02125139.7133270220268M24184228141.51357.868.17150168.3159300250268M24211230170.51619.8710.46200219.12193603102612M24274232221.522213.8513.812502732734253703012M27330235276.527619.5919.65300323.93254854303016M27389238327.532826.0125.93350355.63775554903316M30448242359.538041.0837.12400406.44266205503616M3350324641143054.4149.834504574806706003620M3354825046248463.7157.235005085307306603620M33609256513.553483.1575.666006106308457703920M36720268616.5634126.5117.2密封面尺寸公称通径DN系列Ⅰ系列Ⅱ螺栓孔中心圆直径K 法兰外径D 钢管外径A连接尺寸螺栓孔径L df数量n 螺纹规格螺栓系列Ⅱ法兰厚度C 系列Ⅱ系列Ⅰ系列Ⅱ系列Ⅰ法兰理论重量（kg）系列Ⅰ法兰内径B突面（RF ）PN4.0Mpa(40压力)突面板式平焊法兰（GB/T9119-2000）/mm1017.2149060144M124121418150.540.551521.3189565144M124621422190.600.612026.92510575144M125621627.5260.860.862533.73211585144M126521634.533 1.02 1.033242.438140100184M167621843.539 1.68 1.734048.345150110184M168421849.546 1.93 1.965060.357165125184M169922061.559 2.56 2.596576.176185145188M1611822277.578 3.29 3.288088.989200160188M1613222490.591 4.12 4.10100114.3108235190228M20156226116110 5.80 6.02125139.7133270220268M24184228141.51357.868.17150168.3159300250268M24211230170.51619.8710.46200219.12193753203012M27284236221.522217.4917.442502732734503853312M30345242276.527628.6728.74300323.93255154503316M30409248327.532841.0140.91350355.63775805103616M33465255359.538062.6157.42400406.44266605853916M3653526041143088.9983.024504574806856103920M3656026646248491.0682.515005085307556704220M39615272513.5534119.6110.06006106308907954820M45735284616.5634188.9177.4钢管外径A连接尺寸密封面尺寸公称通径DN 系列Ⅰ系列Ⅱ法兰外径D 螺栓孔中心圆直径K 螺栓孔径L 法兰厚度C 法兰内径B法兰理论重量（kg）螺栓系列Ⅰ数量n 螺纹规格d f价格系列Ⅰ系列Ⅱ系列Ⅱ系列Ⅰ系列Ⅱ平面（FF ）PN0.25Mpa(2.5压力)平面板式平焊法兰（GB/T9119-2000）/mm1017.2147550114M101218150.360.371521.3188055114M101222190.410.422026.9259065114M101427.5260.60.612533.73210075114M101434.5330.730.733242.43812090144M121643.539 1.17 1.214048.345130100144M121649.546 1.36 1.395060.357140110144M121661.559 1.5 1.536576.176160130144M121677.578 1.87 1.878088.989190150184M161890.591 2.98 2.97100114.3108210170184M1618116110 3.29 3.44125139.7133240200188M1620141.5135 4.36 4.58150168.3159265225188M1620170.5161 4.8 5.2200219.1219320280188M1622221.5222 6.95 6.922502732733753351812M1624276.52769.019.05300323.93254403952212M2024327.532812.0411.99350355.63774904452212M2026359.538017.0114.55400406.44265404952216M202841143020.0417.254504574805955502216M203046248424.8220.935005085306456002220M2032513.553428.4324.156006106307557052620M2436616.563439.5534.657007117208608102624M243671572447.5644.668008138209759203024M273881782461.8959.17900914920107510203024M274091892472.5669.81100010161020117511203028M27421020102482.3980.261200137513203032M27441400157515203036M27481600179017303040M27511800199019303044M27542000219021303048M2758价格系列Ⅰ系列Ⅱ系列Ⅰ法兰理论重量（kg）系列Ⅱ20202024237.05螺栓孔中心圆直径K 螺栓孔径L 数量n 16201624168.551820公称通径DN 系列Ⅰ系列Ⅱ法兰外径D 钢管外径A连接尺寸螺栓螺纹规格1824199.5999.6414201424125.6812201224法兰厚度C系列Ⅰ系列Ⅱ法兰内径B304不锈钢板式平焊法兰（GB/9119-2000）平面（FF）PN0.6Mpa(6压力)平面板式平焊法兰（GB/T9119-2000）/mm1017.2147550114M101218150.360.371521.3188055114M101222190.410.422026.9259065114M101427.5260.60.612533.73210075114M101434.5330.730.733242.43812090144M121643.539 1.17 1.214048.345130100144M121649.546 1.36 1.395060.357140110144M121661.559 1.5 1.536576.176160130144M121677.578 1.87 1.878088.989190150184M161890.591 2.98 2.97100114.3108210170184M1618116110 3.29 3.44125139.7133240200188M1620141.5135 4.36 4.58150168.3159265225188M1620170.5161 4.8 5.2200219.1219320280188M1622221.5222 6.95 6.922502732733753351812M1624276.52769.019.05300323.93254403952212M2024327.532812.0411.99350355.63774904452212M2026359.538017.0114.55400406.44265404952216M202841143020.0417.254504574805955502216M203046248424.8220.935005085306456002220M2032513.553428.4324.156006106307557052620M2436616.563439.5534.657007117208608102624M244071572452.8549.628008138209759203024M274481782471.6668.51900914920107510203024M274891892487.0783.77100010161020117511203028M275210201024102.0199.361200140513403332M30601400163015603336M33681600183017603340M33761800204519703344M36842000226521803348M3992价格系列Ⅰ系列Ⅱ法兰内径B法兰理论重量（kg）20202024562.25公称通径DN 系列Ⅰ系列Ⅱ系列Ⅰ系列Ⅱ系列Ⅰ系列Ⅱ16201624316.1318201824422.21164.7714201424249.81钢管外径A连接尺寸12201224法兰厚度C螺纹规格法兰外径D 螺栓孔中心圆直径K 螺栓孔径L 螺栓数量n304不锈钢板式平焊法兰（GB/9119-2000）平面（FF ）PN1.0Mpa(10压力)平面板式平焊法兰（GB/T9119-2000）/mm1017.2149060144M121418150.610.621521.3189565144M121422190.680.692026.92510575144M121627.5260.950.952533.73211585144M121634.533 1.12 1.133242.438140100184M161843.539 1.84 1.884048.345150110184M161849.546 2.1 2.145060.357165125184M162061.559 2.76 2.86576.176185145184M162077.578 3.35 3.348088.989200160188M162090.591 3.64 3.63100114.3108220180188M1622116110 4.43 4.62125139.7133250210188M1622141.5135 5.46 5.71150168.3159285240228M2024170.51617.227.69200219.1219340295228M2024221.52229.379.332502732733953502212M2026276.527611.9411.99300323.93254454002212M2028327.532814.8114.76350355.63775054602216M2030359.538022.0519.22400406.44265655152616M243241143027.824.614504574806155652620M243546248432.9728.435005085306706202620M2438513.553440.6335.556006106307807253020M2742616.563455.0149.29公称通径DN系列Ⅰ系列Ⅱ法兰外径D 螺栓法兰厚度C钢管外径A连接尺寸螺栓孔中心圆直径K 螺栓孔径L 数量n螺纹规格价格系列Ⅱ系列Ⅱ系列Ⅰ系列Ⅱ法兰内径B法兰理论重量（kg）系列Ⅰ系列Ⅱ304不锈钢板式平焊法兰（GB/9119-2000）平面（FF ）PN1.6Mpa(1.6压力)平面板式平焊法兰（GB/T9119-2000）/mm1017.2149060144M121418150.610.621521.3189565144M121422190.680.692026.92510575144M121627.5260.950.952533.73211585144M121634.533 1.12 1.133242.438140100184M161843.539 1.84 1.884048.345150110184M161849.546 2.1 2.145060.357165125184M162061.559 2.76 2.86576.176185145184M162077.578 3.35 3.348088.989200160188M162090.591 3.64 3.63100114.3108220180188M1622116110 4.43 4.62125139.7133250210188M1622141.5135 5.46 5.71150168.3159258240228M2024170.5161 5.02 5.5200219.12193402952212M2026221.52229.839.82502732734053552612M2428276.527613.8613.9300323.93254604102612M2432327.532819.1819.11350355.63775204702616M2435359.538028.4125.1400406.44265805253016M273841143036.2232.444504574806405853020M274246248446.641.155005085307156503320M3046513.553464.6758.526006106308407703620M3352616.563497.0289.93系列Ⅰ系列Ⅱ法兰外径D 螺栓孔中心圆直径K 螺栓孔径L 法兰厚度C数量n螺纹规格公称通径DN系列Ⅰ系列Ⅱ螺栓价格系列Ⅰ系列Ⅱ钢管外径A连接尺寸法兰内径B法兰理论重量（kg）系列Ⅰ系列Ⅱ304不锈钢板式平焊法兰（GB/9119-2000）平面（FF ）PN2.5Mpa(25压力)平面板式平焊法兰（GB/T9119-2000）/mm1017.2149060144M121418150.610.621521.3189565144M121422190.680.692026.92510575144M121627.5260.950.952533.73211585144M121634.533 1.12 1.133242.438140100184M161843.539 1.84 1.884048.345150110184M161849.546 2.1 2.145060.357165125184M162061.559 2.76 2.86576.176185145188M162277.578 3.51 3.58088.989200160188M162490.591 4.37 4.35100114.3108235190228M2026116110 6.14 6.36125139.7133270220268M2428141.51358.288.59150168.3159300250268M2430170.516110.3710.96200219.12193603102612M2432221.522214.4314.392502732734253703012M2735276.527620.3520.41300323.93254854303016M2738327.532826.8726.8350355.63775554903316M3042359.538042.238.24400406.44266205503616M334641143055.7851.214504574806706003620M335046248465.2458.765005085307306603620M3356513.553484.8477.366006106308457703920M3668616.5634128.53119.26系列Ⅱ法兰厚度C系列Ⅱ系列Ⅰ系列Ⅱ系列Ⅰ法兰理论重量（kg）系列Ⅰ法兰内径B数量n螺纹规格螺栓公称通径DN系列Ⅰ系列Ⅱ螺栓孔中心圆直径K 法兰外径D 钢管外径A连接尺寸螺栓孔径L304不锈钢板式平焊法兰（GB/9119-2000）平面（FF ）PN4.0Mpa(40压力)平面板式平焊法兰（GB/T9119-2000）/mm1017.2149060144M121418150.610.621521.3189565144M121422190.680.692026.92510575144M121627.5260.950.952533.73211585144M121634.533 1.12 1.133242.438140100184M161843.539 1.84 1.884048.345150110184M161849.546 2.1 2.145060.357165125184M162061.559 2.76 2.86576.176185145188M162277.578 3.51 3.58088.989200160188M162490.591 4.37 4.35100114.3108235190228M2026116110 6.14 6.36125139.7133270220268M2428141.51358.288.59150168.3159300250268M2430170.516110.3710.96200219.12193753203012M2736221.522218.1118.062502732734503853312M3042276.527629.5529.62300323.93255154503316M3048327.532842.0141.91350355.63775805103616M3355359.538063.8558.66400406.44266605853916M366041143090.5584.584504574806856103920M366646248492.6284.075005085307556704220M3972513.5534121.53111.96006106308907954820M4584616.5634191.42179.97价格系列Ⅰ系列Ⅱ系列Ⅱ系列Ⅰ系列Ⅱ法兰厚度C 法兰内径B法兰理论重量（kg）螺栓系列Ⅰ数量n 螺纹规格钢管外径A连接尺寸公称通径DN系列Ⅰ系列Ⅱ法兰外径D 螺栓孔中心圆直径K 螺栓孔径L。

304不锈钢板式平焊法兰（GB/9119-2000）突面（RF ）PN0.25Mpa(2.5压力)突面板式平焊法兰（GB/T9119-2000）/mm1017.2147550114M103321218150.310.321521.3188055114M103821222190.350.362026.9259065114M104821427.5260.530.542533.73210075114M105821434.5330.650.663242.43812090144M126921643.539 1.06 1.094048.345130100144M127821649.546 1.24 1.275060.357140110144M128821661.559 1.36 1.396576.176160130144M1210821677.578 1.71 1.708088.989190150184M1612421890.591 2.74 2.73100114.3108210170184M16144218116110 3.01 3.17125139.7133240200188M16174220141.5135 4.05 4.27150168.3159265225188M16199220170.5161 4.45 4.85200219.1219320280188M16254222221.5222 6.51 6.482502732733753351812M16309224276.52768.508.54300323.93254403952212M20363224327.532811.3411.29350355.63774904452212M20413226359.538016.2213.76400406.44265404952216M2046322841143019.1816.394504574805955502216M2051823046248423.8519.965005085306456002220M20568232513.553427.3923.116006106307557052620M24667236616.563438.1633.267007117208608102624M2477253671572443.5940.698008138209759203024M2787853881782456.9754.25900914920107510203024M2797854091892467.0364.28100010161020117511203028M2710785421020102476.3774.241200137513203032M2712955441400157515203036M2712105481600179017303040M2717105511800199019303044M2719185542000219021303048M272125558法兰厚度C 系列Ⅰ系列Ⅱ密封面尺寸d f 法兰内径B 1824192.193.91420142495.012201224公称通径DN 系列Ⅰ系列Ⅱ法兰外径D 钢管外径A连接尺寸螺栓螺纹规格20202024229.7螺栓孔中心圆直径K 螺栓孔径L 数量n 16201624161.01820价格系列Ⅰ系列Ⅱ系列Ⅰ法兰理论重量（kg）系列Ⅱ304不锈钢板式平焊法兰（GB/9119-2000）突面（RF ）1017.2147550114M103321218150.310.321521.3188055114M103821222190.350.362026.9259065114M104821427.5260.530.542533.73210075114M105821434.5330.650.663242.43812090144M126921643.539 1.06 1.094048.345130100144M127821649.546 1.24 1.275060.357140110144M128821661.559 1.36 1.396576.176160130144M1210821677.578 1.71 1.708088.989190150184M1612421890.591 2.74 2.73100114.3108210170184M16144218116110 3.01 3.17125139.7133240200188M16174220141.5135 4.05 4.27150168.3159265225188M16199220170.5161 4.45 4.85200219.1219320280188M16254222221.5222 6.51 6.482502732733753351812M16309224276.52768.508.54300323.93254403952212M20363224327.532811.311.3350355.63774904452212M20413226359.538016.213.8400406.44265404952216M2046322841143019.216.44504574805955502216M2051823046248423.820.05005085306456002220M20568232513.553427.423.16006106307557052620M24667236616.563438.233.37007117208608102624M2477254071572448.945.78008138209759203024M2787854481782466.763.6900914920107510203024M2797854891892481.578.2100010161020117511203028M2710785521020102496.093.31200140513403332M3012955601400163015603336M3315105681600183017603340M3317105761800204519703344M3619185842000226521803348M392125592d f 螺栓数量n 钢管外径A 连接尺寸12201224法兰厚度C 密封面尺寸螺纹规格法兰外径D 螺栓孔中心圆直径K螺栓孔径L 156.614201424239.316201624304.318201824408.020202024544.7公称通径DN 系列Ⅰ系列Ⅱ系列Ⅰ系列Ⅱ系列Ⅰ系列Ⅱ价格系列Ⅰ系列Ⅱ法兰内径B 法兰理论重量（kg）。

1 范围本标准规定了公称压力PN为0.25、0.6、1.0、1.6、2.5和4.0MPa的平面、突面板式平焊钢制管法兰的型式和尺寸。

本标准适用于公称压力PN0.25～PN4.0MPa的平面、突面板式平焊钢制管法兰。

2 引用标准下列标准所包含的条文，通过在本标准中引用而构成为本标准的条文。

本标准出版时，所示版本均为有效。

所有标准都会被修订，使用本标准的各方应探讨使用下列标准最新版本的可能性。

GB/T 9112—2000 钢制管法兰类型与参数GB/T 9124—2000 钢制管法兰技术条件3 法兰的型式与尺寸3.1 PN0.25、PN0.6、PN1.0、PN1.6、PN2.5和PN4.0MPa平面板式平焊钢制管法兰的型式应符合图1的规定，尺寸应符合表1～表6的规定。

3.2 PN0.25、PN0.6、PN1. 0、PN1.6、PN2.5和PN4.0MPa突面板式平焊钢制管法兰的型式应符合图2的规定，尺寸应符合表1～表6的规定。

4 法兰的技术要求4.1 法兰的技术要求应符合GB/T 9124的规定。

4.2 法兰在不同温度下的最大无冲击工作压力应符合GB/T 9124—2000附录A(标准的附录)的规定。

4.3 法兰的焊接接头型式和坡口尺寸应符合GB/T 9124—2000附录B(提示的附录)的规定。

5 标记5.1 法兰应按公称通径、公称压力、密封面型式代号、配用的钢管系列代号(配用米制管代号为“系列Ⅱ”，配用英制管不标记)和标准编号进行标记。

5.2 法兰密封面的型式代号应符合GB/T 9112的规定。

5.3 标记示例5.3.1 平面板式平焊钢制管法兰的标记示例公称通径100mm、公称压力2.5 MPa(25 bar)的平面板式平焊钢制管法兰(配用米制管)：法兰 DN100-PN25 FF (系列Ⅱ) GB/T 9119—2000公称通径80mm、公称压力1.0MPa(10bar)的平面板式平焊钢制管法兰(配用英制管)：法兰 DN80-PN10 FF GB/T 9119—2000国家质量技术监督局2000-09-28批准 2001-07-01实施12 5.3.2 突面板式平焊钢制管法兰的标记示例公称通径80mm 、公称压力2.5MPa(25bar)的突面板式平焊钢制管法兰(配用米制管)：法兰 DN80-PN25 RF (系列Ⅱ) GB/T 9119—2000公称通径100 mm 、公称压力2.5 MPa(25 bar)的突面板式平焊钢制管法兰(配用英制管)：法兰 DN100-PN25 RF GB/T 9119—2000图1 平面(FF)板式平焊钢制管法兰(适用于PN0.25、PN0.6、PN1.0、PN1.6、PN2.5和PN4.0 MPa)图2 突面(RF)板式平焊钢制管法兰(适用于PN0.25、PN0.6、PN1.0、PN1.6、PN2.5和PN4.0MPa)n ×LCB K DAn ×LDfCK d BA3表1 PN0.25 MPa （2.5bar ）平面、突面板式平焊钢制管法兰 mm连接尺寸密封面螺栓 钢管外径A法兰内径B公称 通径 DN 系列Ⅰ 系列Ⅱ法兰 外径 D螺栓孔 中心圆 直径 K螺栓 孔径 L数量 n螺纹 规格d f法兰 厚度C系列Ⅰ系列Ⅱ10 15 20 25 32 40 50 65 80 100 125 150 200 250 300 350 400 450 500 600使用PN0.6MPa 法兰尺寸700 711 720 860 810 26 24 M24 772 5 36 715 724 800 813 820 975 920 30 24 M27 878 5 38 817 824 900 914 920 1 075 1 020 30 24 M27 978 5 40 918 924 1 000 1 0161 0201 175 1 120 30 28 M27 1 078 5 42 1 0201 0241 200 1 220 1 375 1 320 30 32 M27 1 295 5 44 1 224 1 400 1 420 1 575 1 520 30 36 M27 1 510 5 48 1 424 1 600 1 620 1 790 1 730 30 40 M27 1 710 5 51 1 624 1 800 1 820 1 990 1 930 30 44 M27 1 918 5 54 1 824 2 0002 0202 1902 1303048M272 1255582 0244 表2 PN0.6 MPa （6bar ）平面、突面板式平焊钢制管法兰 mm连接尺寸密封面螺栓 钢管外径A法兰内径B公称 通径 DN系列Ⅰ 系列Ⅱ法兰 外径 D螺栓孔 中心圆 直径 K螺栓 孔径 L数量 n螺纹 规格d f法兰 厚度C系列Ⅰ系列Ⅱ10 17.2 14 75 50 11 4 M10 33 2 12 18 15 15 21.3 18 80 55 11 4 M10 38 2 12 22 19 20 26.9 25 90 65 11 4 M10 48 2 14 27.5 26 25 33.7 32 100 75 11 4 M10 58 2 14 34.5 33 32 42.4 38 120 90 14 4 M12 69 2 16 43.5 39 40 48.3 45 130 100 14 4 M12 78 2 16 49.5 46 50 60.3 57 140 110 14 4 M12 88 2 16 61.5 59 65 76.1 76 160 130 14 4 M12 108 2 16 77.5 78 80 88.9 89 190 150 18 4 M16 124 2 18 90.5 91 100 114.3 108 210 170 18 4 M16 144 2 18 116 110 125 139.7 133 240 200 18 8 M16 174 2 20 141.5 135 150 168.3 159 265 225 18 8 M16 199 2 20 170.5 161 200 219.1 219 320 280 18 8 M16 254 2 22 221.5 222 250 273 273 375 335 18 12 M16 309 2 24 276.5 276 300 323.9 325 440 395 22 12 M20 363 2 24 327.5 328 350 355.6 377 490 445 22 12 M20 413 2 26 359.5 380 400 406.4 426 540 4952216 M20 463228411 430450 457 480 595 550 22 16 M20 518 2 30 462 484 500 508 530 645 600 22 20 M20 568 2 32 513.5 534 600 610 630 755 705 26 20 M24 667 2 36 616.5 634 700 711 720 860 810 26 24 M24 772 5 40 715 724 800 813 820 975 920 30 24 M27 878 5 44 817 824 900 914 920 1 075 1 020 30 24 M27 978 5 48 918 924 1 000 1 0161 0201 175 1 120 30 28 M27 1 078 5 52 1 0201 0241 200 1 220 1 405 1 340 33 32 M30 1 295 5 60 1 224 1 400 1 420 1 630 1 560 36 36 M33 1 510 5 68 1 424 1 600 1 620 1 830 1 760 36 40 M33 1 7105 76 1 624 1 800 1 820 2 045 1 970 39 44 M36 1 918 5 84 1 824 2 0002 0202 2652 1804248M392 1255922 0245表3 PN1.0 MPa （10bar ）平面、突面板式平焊钢制管法兰 mm连接尺寸密封面螺栓 钢管外径A法兰内径B公称 通径 DN 系列Ⅰ系列Ⅱ法兰 外径D螺栓孔 中心圆 直径 K螺栓 孔径 L数量 n螺纹 规格d f法兰 厚度C系列Ⅰ系列Ⅱ10 15 20 25 32 40 50 使用PN4.0MPa 法兰尺寸65 80 100 125 150使用PN1.6MPa 法兰尺寸 200 219.1 219 340 295228M20 266224 221.5 222250 273 273 395 350 22 12 M20 319 2 26 276.5 276 300 323.9 325 445 400 22 12 M20 370 2 28 327.5 328 350 355.6 377 505 460 22 16 M20 429 2 30 359.5 380 400 406.4 426 565 5152616M24 480232411 430450 457 480 615 565 26 20 M24 530 2 35 462 484 500 508 530 670 620 26 20 M24 582 2 38 513.5 534 600 610 630 780 725 30 20 M27 682 2 42 616.5 6346 表4 PN1.6 MPa （16bar ）平面、突面板式平焊钢制管法兰 mm连接尺寸密封面螺栓 钢管外径A法兰内径B公称 通径 DN 系列Ⅰ 系列Ⅱ法兰 外径 D螺栓孔 中心圆 直径 K螺栓 孔径 L数量 n螺纹 规格d f法兰 厚度C系列Ⅰ系列Ⅱ10 15 20 25 32 40 50使用PN4.0MPa 法兰尺寸65 76.1 76 185 145 18 4 M16 118 2 20 77.5 78 80 88.9 89 200 160 18 8 M16 132 2 20 90.5 91 100 114.3 108 220 180 18 8 M16 156 2 22116 110125 139.7 133 250 210 18 8 M16 184 2 22 141.5 135 150 168.3 159 285 240 22 8M20 2112 24 170.5 161 200 219.1 219 340 2952212 M20 266226 221.5 222250 273 273 405 355 26 12 M24 319 2 28 276.5 276 300 323.9 325 460 410 26 12 M24 370 2 32 327.5 328 350 355.6 377 520 470 26 16 M24 429 2 35 359.5 380 400 406.4 426 580 5253016 M27 480238411 430450 457 480 640 585 30 20 M27 548 2 42 462 484 500 508 530 715 650 33 20 M30 609 2 46 513.5 534 600 610 630 840 770 36 20 M33 720 2 52 616.5 6347表5 PN2.5 MPa （25bar ）平面、突面板式平焊钢制管法兰 mm连接尺寸密封面螺栓 钢管外径A法兰内径B公称 通径 DN 系列Ⅰ 系列Ⅱ法兰 外径 D螺栓孔 中心圆 直径 K螺栓 孔径 L数量 n螺纹 规格d f法兰 厚度C系列Ⅰ系列Ⅱ10 15 20 25 32 40 50 65 80 100 125 150使用PN4.0MPa 法兰尺寸200 219.1 219 360 3102612 M24 274232 221.5 222 250 273 273 425 370 30 12 M27 330 2 35 276.5 276 300 323.9 325 485 430 30 16 M27 389 2 38 327.5 328 350 355.6 377 555 490 33 16 M30 448 2 42 359.5 384 400 406.4 426 620 5503616 M33 503246411 430450 457 480 670 600 36 20 M33 548 2 50 462 484 500 508 530 730 660 36 20 M33 609 2 56 513.5 534 600 610 630 845 770 39 20 M36 720 268 616.5 6348 表6 PN4.0 MPa （40bar ）平面、突面板式平焊钢制管法兰 mm连接尺寸密封面螺栓 钢管外径A法兰内径B公称 通径 DN系列Ⅰ 系列Ⅱ法兰 外径 D螺栓孔 中心圆 直径 K螺栓 孔径 L数量 n螺纹 规格d f法兰 厚度C系列Ⅰ系列Ⅱ10 17.2 14 90 60 14 4 M12 41 2 14 18 15 15 21.3 18 95 65 14 4 M12 46 2 14 22 19 20 26.9 25 105 75 14 4 M12 56 2 16 27.5 26 25 33.7 32 115 85 14 4 M12 65 2 16 34.5 33 32 42.4 38 140 100 18 4 M16 76 2 18 43.5 39 40 48.3 45 150 110 18 4 M16 84 2 18 49.5 46 50 60.3 57 165 125 18 4 M16 99 2 20 61.5 59 65 76.1 76 185 145 18 8 M16 118 2 22 77.5 78 80 88.9 89 200 160 18 8 M16 132 2 24 90.5 91 100 114.3 108 235 190 22 8 M20 156 2 26116 110125 139.7 133 270 220 26 8 M24 184 2 28 141.5 135 150 168.3 159 300 250268M24 211230 170.5 161200 219.1 219 375 320 30 12 M27 284 2 36 221.5 222 250 273 273 450 385 33 12 M30 345 2 42 276.5 276 300 323.9 325 515 450 33 16 M30 409 2 48 327.5 328 350 355.6 377 580 510 36 16 M33 465 2 55 359.5 380 400 406.4 426 660 585 39 16 M36 535 2 60 411 430 450 457 480 685 610 39 20 M36 560 2 66 462 484 500 508 530 755 670 42 20 M39 615 2 72 513.5 534 600 610 630 890 795 48 20 M45 735 2 84 616.5 634。