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1、平焊钢法兰JB81-59Pg=0.6MPa公称通径管子外径法 兰螺 栓螺母单重（kg）焊 接法兰理论重量（kg）外径螺孔中心直径连接凸出直径凸出部分高度法兰厚度螺栓孔直径GB18-58焊接直角边长管壁最小厚度管与法兰边距数量直径与长度单重（kg）Dgd0DD1D2fbdKsH1014755032212124M10X380.0350.0113340.3131518805540212124M10X380.0350.0113340.3352025906550214124M10X400.0360.0113340.53625321007560214124M10X400.0360.01143.550.64
2、132381209070216144M12X480.0580.01643.551.097404513010080316144M12X480.0580.01643.551.219505714011090316144M12X480.0580.01643.551.3486573160130110316144M12X480.0580.0165461.678089185150120316184M16X550.1190.0325462.48100108205170145316184M16X550.1190.0325462.89125133235200175320188M16X600.1260.032546
3、3.94150159260225200320188M16X600.1260.03254.564.37175194290255230322188M16X650.1340.0326675.50200219315280255322188M16X650.1340.0327686.02225245340305280322188M16X650.1340.0328796.72502733703353103241812M20X700.2390.03298108.033003254353953624242312M20X700.2390.061981010.33503774854554124262312M20X7
4、50.2520.0611091113.54004265354954524282316M20X800.2640.0611091115.34504785905505064282316M20X800.2640.0611091117.535005296406005584302316M20X850.2760.0611091120.676006307557156705302520M20X850.3350.0731091126.07注：螺母型号及标记示例 螺母AM10 GB45-58 平焊钢法兰JB81-59Pg=1.0MPa公称通径管子外径法 兰螺 栓螺母单重（kg）焊 接法兰理论重量（kg）外径螺孔中心
5、直径连接凸出直径凸出部分高度法兰厚度螺栓孔直径GB18-58焊接直角边长管壁最小厚度管与法兰边距数量直径与长度单重（kg）Dgd0DD1D2fbdKsH1014906040212144M12X400.0510.0163340.0851518956545212144M12X400.0510.0163340.51120251057555214144M12X450.0550.0163340.74825321158565214144M12X450.0550.01643.550.89323813510078216184M16X500.1110.03243.551.40404514511085318184
6、M16X550.1190.03243.551.715057160125100318184M16X550.1190.03243.552.096575180145120320184M16X600.1260.0325462.848089195160135320184M16X600.1260.0325463.24100108215180155322188M16X650.1340.0325464.01125133245210185324188M16X700.1420.0325465.4150159280240210324238M20X700.2390.06154.566.1217519431428024
7、0324238M20X700.2390.0616677.44200219335295265324238M20X700.2390.0617688.24225245365325295324238M20X700.2390.0618799.302502733903503203262312M20X750.2520.061981010.13003254404003684282312M20X800.2640.061981012.93503775004604284282316M20X800.2640.0611091115.94004265655154824302516M22X850.3350.07310911
8、21.84504786155655324302520M22X850.3350.0731091124.45005296706205854332520M22X900.3490.0731091127.76006307807256855363020M24X1050.6370.1551091139.4注：螺母型号及标记示例 螺母AM10 GB45-58 平焊钢法兰JB81-59Pg=1.6MPa公称通径管子外径法 兰螺 栓螺母单重（kg）焊 接法兰理论重量（kg）外径螺孔中心直径连接凸出直径凸出部分高度法兰厚度螺栓孔直径GB18-58焊接直角边长管壁最小厚度管与法兰边距数量直径与长度单重（kg）Dgd0
9、DD1D2fbdKsH1014906040214144M12X450.0550.0163340.5471518956545214144M12X450.0550.0163340.71120251057555216144M12X500.0590.0163340.86725321158565218144M12X500.0590.01643.551.174323813510078318184M16X550.1190.03243.551.60404514511085320184M16X600.1260.03243.552.005057160125100322184M16X650.1340.03243.5
10、52.416573180145120324184M16X700.1420.0325463.458089195160135324188M16X700.1420.0325463.71100108215180155326188M16X700.1420.0325464.8125133245210185328188M16X750.1500.0325466.47150159280240210328238M20X800.2640.06154.567.92175194310270240328238M20X800.2640.0616678.812002193252952653302312M20X850.2760
11、.06176810.12252453653252953302312M20X850.2760.06187911.72502734053553203322512M22X900.3490.073981015.73003254604103754322512M22X900.3490.073981018.13503775204704354342516M22X950.3640.0731091123.34004265805254854383016M27X1050.6370.1551091131.04504786405855454423020M27X1150.6780.1551091140.2500529705
12、6506084483420M30X1300.9520.2161091155.16006308407707185504120M36X1401.0070.2161091180.3注：螺母型号及标记示例 螺母AM10 GB45-58 平焊钢法兰JB81-59Pg=2.5MPa公称通径管子外径法 兰螺 栓螺母单重（kg）焊 接法兰理论重量（kg）外径螺孔中心直径连接凸出直径凸出部分高度法兰厚度螺栓孔直径GB18-58焊接直角边长管壁最小厚度管与法兰边距数量直径与长度单重（kg）Dgd0DD1D2fbdKsH1014906040216144M12X480.0580.0163340.63415189565
13、45216144M12X480.0580.0163340.80420251057555218144M12X500.0590.0163340.88525321158565218144M12X500.0590.01643.551.172323813510078220184M16X600.1260.03243.551.96404514511085322184M16X650.1340.03243.552.605057160125100324184M16X700.1420.03243.552.716573180145120324188M16X700.1420.0325463.22808919516013
14、5326188M16X700.1420.0325464.08100108230190160328238M20X800.2640.0615466.0125133270220188330258M22X850.3350.0735468.6150159300250218330258M22X850.3350.07354.5610.41751943302802483322512M22X900.3490.07366711.92002193603102783322512M22X900.3490.07376814.52252453953403023343012M27X1000.6150.15587917.525
15、02734253703323343012M27X1000.6150.155981018.93003254854303904363016M27X1000.6150.155981026.83503775504904484423416M30X1150.8690.2161091134.354004256105505054443416M35X1200.8970.2161091148.94504786606005554483420M30X1300.9520.2161091151.925005297306606104524120M36X1401.5250.3581091167.5注：螺母型号及标记示例 螺母
16、AM10 GB45-58平焊钢法兰HG5010-58Pg=0.1MPa 公称直径管子外径法 兰螺 栓橡胶石棉垫片 外径螺孔中心直径连接凸出直径法兰厚重量(kg)GB5-66外径内径厚度数量直径与长度单重kg）Dgd0DD1D2bG101475503580.204M10X3035141.5151880554080.234M10X304018202590655080.304M10X3050252532100756080.374M10X306032 1.53238120907080.534M12X30703840451301008080.584M12X30804550571401109080.644
17、M12X309057 1.57076160130110101.024M12X35110768089185150128101.394M16X4012889100108205170148101.574M16X401481082125133235200178101.988M16X40178133150159260225202122.628M16X45202159175194290255232143.268M16X502321942200219315280258143.808M16X50258219225245340305282144.108M16X50282245250273370335312144
18、.6512M16X503122732300325435395365166.8312M20X55365325350377485445415167.6412M20X55415377400426535495465189.8516M20X6046542634504785905505201811.1016M20X605204785005296406005702013.5016M20X605705296006307557056702017.1520M22X6567063037007208608107752225.3024M22X707757208008209759208802433.9024M27X808
19、80820900920107510209802437.9024M27X809809203100010201175112010802645.7028M27X8510801020120012201375132012802657.1032M27X8512801220140014201575152014802873.2036M27X85148014203160016201785173016902888.2040M27X8516901620注：配用螺栓GB18-66(Pg6,用GB5-66),螺母GB45-66(Pg6,用GB41-66) 平焊钢法兰HG5010-58 公称直径管子外径法 兰螺 栓橡胶石
20、棉垫片 外径螺孔中心直径连接凸出直径法兰厚重量(kg)GB5-66外径内径厚度数量直径与长度单重kg）Dgd0DD1D2bGPg=0.25MPa7007208608107752629.924M22X8077572038008209759208802636.724M27X85880820900920107510209802844.224M27X85980920100010201175112010803052.728M27X9010801020120012201375132012803065.932M27X9012801220140014201575152014803278.336M27X9514
21、801420160016201785173016903294.340M27X9516901620Pg=0.6MPa7007208608107753237.124M22X9077572038008209759208803246.224M27X95880820900920107510209803455.124M27X100980920100010201175112010803657.328M27X10510801020注：配用螺栓GB18-66(Pg6,用GB5-66),螺母GB45-66(Pg6,用GB41-66) 平面法兰盖HG5028-58公称直径Pg=0.25MPaPg=0.6MPaPg=
22、1.0MPaPg=1.6MPaPg=2.5MPaDgb重量（kg）b重量（kg）b重量（kg）b重量（kg）b重量（kg）10100.257120.284120.473120.473120.47315100.309120.381120.536120.536120.53620120.497120.497120.676120.676120.67625120.627120.627120.83120.83120.8332120.909120.909121.123121.123121.12340121.021141.22141.44141.44141.4450121.204141.44141.85141
23、.85141.8570141.917141.92142.4142.4162.6880142.55142.55142.85142.77183.64100143.27143.27143.44163.97205.6125144.20164.83165.28165.28228.62150165.98165.98166.82187.732411.9200169.02169.021610.032012.462618.82501612.51612.51815.42422.23030.33001819.11819.12022.02833.83444.73501824.11824.12434.43249.738
24、64.74002032.82032.82647.73669.54298.14502244.62244.62861.24299.45002457.62457.63284.146132.06002479.42893.236127.554219.070026112.532139.742198.080026144.636202.048288.090028190.740275.054396.0100030224.544362.058515.0注:D、D1 、D2、与相应法兰相同Lmmd mm6810121416182022242730364248165.753186.11313.18206.63313.
25、97227.07314.7625.43257.74315.9526.9337.24288.41317.1428.7839.9057.62308.85317.9330.0141.6860.0479.85329.29318.7231.2443.6462.4682.26359.96019.9133.0946.1266.0886.99118.2153.33810.6321.1034.9448.7869.7091.72124.2160.74010.9421.6535.9750.5672.1294.88128.2165.6202.44211.3822.4537.2052.3474.5498.01132.2
26、170.5208.44512.0523.6439.0555.0078.16102.8138.2177.9215.24812.7224.8340.9057.6681.78107.5144.2185.3224.2279.25013.1625.6242.1359.4484.20110.7148.2190.2230.2286.35514.2727.6045.2263.8890.24118.6158.2202.5245.1304.1412.3535.16015.3829.5748.3168.3296.28126.4168.2214.8260.0321.9474.8562.96531.5651.4072.
27、76102.3134.3178.2227.1274.3339.7437.3590.77033.3454.4977.20108.3142.2188.2239.4289.8357.5479.8618.57535.5257.9881.64114.4150.1192.2251.7304.7375.3502.1646.310058037.5060.6786.08120.4158.0208.2264.0319.6393.1524.8674.1104515118563.9690.52126.5165.9218.2276.3334.5410.9547.3701.9108915859066.8594.96132
28、.5173.8228.2288.6349.4428.7569.8729.71125161922779569.9099.40138.5181.7238.2300.9364.3445.5592.3757.511651673234810073.03103.8144.6189.6248.2313.2379.2464.3614.8785.312051727242910576.12108.3150.6197.5258.2325.5394.1482.1637.3813.112451783249011078.63111.5155.6204.3266.5334.9406.9496.0655.9840.91285
29、1835255111581.72116.0161.6212.2276.5347.2421.8513.8678.4868.713051889263812084.90120.4167.7220.1286.5359.5436.7531.6700.9896.5136519472739130129.3179.8235.9306.5384.2466.5567.1745.9952.4144520512845140138.2191.9251.7326.5408.9496.3602.6790.51007158321412987型号：GB18-58， 名称：半光六角头螺栓重量标准， 每1000个钢螺栓的重量（kg）螺栓重量： dSHD孔的允许偏心每1000个螺母重量公称尺寸允差公称尺寸允差公称尺寸最小尺寸24-301.6
