ANSIB16.5法兰尺寸标准

section 21 | technical data371 contents 125/150 lbs300 lbs400 lbs600 lbs900 lbs1500 lbs2500 lbs DNinchmminchmminchmminchmminchmminchmminchmm A31/288.933/495.233/495.233/495.243/412143/412151/4133.4 b 7/16 11.1 9/16 14.3 9/16 14.3 9/16 14.3 7/8 22.2 7/8 22.213/1630.2 1/2” D213/834.913/834.913/834.913/834.913/834.913/834.913/834.9 D123/860.325/866.725/866.725/866.731/482.631/482.631/288.9 n44444444444444 d 5/8 15.9 5/8 15.9 5/8 15.9 5/8 15.9 7/8 22.2 7/8 22.2 7/8 22.2 A37/898.445/8117.545/8117.545/8117.551/813051/813051/2139.7 b 1/2 12.7 5/8 15.9 5/8 15.9 5/8 15.9125.4125.411/431.8 3/4” D2111/1642.9111/1642.9111/1642.9111/1642.9111/1642.9111/1642.9111/1642.9 D123/469.831/482.531/482.531/482.531/288.931/288.933/495.2 n44444444444444 d 5/8 15.9 3/4 19 3/4 19 3/4 19 7/8 22.2 7/8 22.2 7/8 22.2 A41/410847/8123.847/8123.847/8123.857/8149.257/8149.261/4159 b 9/16 14.3 11/16 17.5 11/16 17.5 11/16 17.511/828.611/828.613/834.9 1”D2250.8250.8250.8250.8250.8250.8250.8 D131/879.431/288.931/288.931/288.94102410241/4108 n44444444444444 d 5/8 15.9 3/4 19 3/4 19 3/4 19125.4125.4125.4 A45/8117.551/4133.451/4133.451/4133.461/415961/415971/4184.2 b 5/8 15.9 3/4 19 13/16 20.6 13/16 20.611/828.611/828.611/238.1 11/4”D221/263.521/263.521/263.521/263.521/263.521/263.521/263.5 D131/288.937/898.437/898.437/898.443/811143/811151/8130 n44444444444444 d 5/8 15.9 3/4 19 3/4 19 3/4 19125.4125.411/828.6 A512761/8155.661/8155.661/8155.67177.87177.88203 b 11/16 17.5 13/16 20.6 7/8 22.2 7/8 22.211/431.811/431.813/444.5 11/2”D227/87327/87327/87327/87327/87327/87327/873 D137/898.441/211441/211441/211447/812447/812453/4146 n44444444444444 d 5/8 15.9 7/8 22.2 7/8 22.2 7/8 22.211/828.611/828.611/431.8 A6152.461/2165.161/2165.161/2165.181/2215.981/2215.991/4234.9 b 3/4 19 7/8 22.2125.4125.411/238.111/238.1250.8 2”D235/892.135/892.135/892.135/892.135/892.135/892.135/892.1 D143/412151275127512761/2165.161/2165.163/4171 n44888888888888 d 3/4 19 3/4 19 3/4 19 3/4 19125.4125.411/828.6 A7177.871/2190.571/2190.571/2190.595/824495/8244101/2266.7 b 7/8 22.2125.411/828.611/828.615/841.315/841.321/457.2 21/2”D241/8104.841/8104.841/8104.841/8104.841/810541/810541/8105 D151/2139.757/8149.257/8149.257/8149.271/2190.571/2190.573/4197 n44888888888888 d 3/4 19 7/8 22.2 7/8 22.2 7/8 22.211/828.611/828.611/431.8 continued on the next page flange dimensions and drilling to ANSI B 16.5 DN = diameter nominal (size) A= flange b= thickness of flange D2= diameter of raised face D1= diameter of bolt circle n= number of bolts d= diameter of bolt holes h= height of raised face (RF) h* = 1/16” = 1.6 mm for ANSI Class 150 - 300 h* = 1/4” = 6.4 mm for ANSI Class 400 - 2500 * for steel flanges only b= raised face included for ANSI Class 150 - 300 b= raised face not included for ANSI Class 400 - 2500 372 contents 125/150 lbs300 lbs400 lbs600 lbs900 lbs1500 lbs2500 lbs DNinchmminchmminchmminchmminchmminchmminchmm A71/2190.581/4209.681/4209.681/4209.691/2241101/226712305 b 15/16 23.811/828.611/431.811/431.811/238.117/847.625/866.7 3”D25127512751275127512751275127 D16152.465/8168.365/8168.365/8168.371/2190.582039228.6 n44888888888888 d 3/4 19 7/8 22.2 7/8 22.2 7/8 22.2125.411/431.813/834.9 A81/2215.99228.69228.69228.6 b 15/16 23.813/1630.213/834.913/834.9 31/2”D251/2139.751/2139.751/2139.751/2139.7 D17177.871/4184.271/4184.271/4184.2 n88888888 d 3/4 19 7/8 22.2125.4125.4 A9228.61025410254103/4273111/2292121/431114356 b 15/16 23.811/431.713/834.911/238.113/444.421/854376.2 4”D263/16157.263/16157.263/16157.263/16157.263/16157.263/16157.263/16157.2 D171/219077/820077/820081/2215.991/423591/2241103/4273 n88888888888888 d 3/4 19 7/8 22.2125.4125.411/431.813/834.915/841.3 A1025411279.411279.413330.2133/4349143/4375161/2419 b 15/16 23.813/834.911/238.113/444.4250.827/87335/892.1 5”D275/16185.775/16185.775/16185.775/16185.775/16185.775/16185.775/16185.7 D181/2215.991/4234.991/4234.9101/2266.711279111/2292123/4324 n88888888888888 d 7/8 22.2 7/8 22.2125.411/828.613/834.915/841.317/847.6 A11279121/2317.5121/2317.514355.615381151/239419483 b125.417/1636.515/841.317/847.623/1655.631/482.641/4108 6”D281/221681/2215.981/2215.981/2215.981/2215.981/2215.981/2216 D191/2241105/8269.9105/8269.9111/2292.1121/2318121/2318141/2368 n881212121212121212121288 d 7/8 22.2 7/8 22.2125.411/828.611/431.811/238.121/854 A131/2342.91538115381161/2419181/247019482.6213/4552 b11/828.615/841.317/847.623/1655.621/263.535/892.15127 8”D2105/8269.9105/8269.9105/8269.9105/8269.9105/8269.9105/8269.9105/8269.9 D1113/4298.413330.213330.2133/4349.2151/2394.2151/2394.2171/4438 n88121212121212121212121212 d 7/8 22.2125.411/828.611/431.811/238.113/444.521/854 A16406.4171/2444.5171/2444.520508211/254623584261/2673 b13/1630.217/847.621/85421/263.523/469.841/410861/2165 10”D2123/4323.8123/4323.8123/4323.8123/4323.8123/4323.8123/4323.8123/4323.8 D1141/4361.9151/4387.4151/4387.417431.8181/247019482.6211/4540 n1212161616161616161612121212 d125.411/828.611/431.813/834.911/238.1250.825/866.7 continued on the next page flange dimensions and drilling to ANSI B 16.5 (continued) DN = diameter nominal (size) A= flange b= thickness of flange D2= diameter of raised face D1= diameter of bolt circle n= number of bolts d= diameter of bolt holes h= height of raised face (RF) h* = 1/16” = 1.6 mm for ANSI Class 150 - 300 h* = 1/4” = 6.4 mm for ANSI Class 400 - 2500 * for steel flanges only b= raised face included for ANSI Class 150 - 300 b= raised face not included for ANSI Class 400 - 2500 section 21 | technical data373 contents 125/150 lbs300 lbs400 lbs600 lbs900 lbs1500 lbs2500 lbs DNinchmminchmminchmminchmminchmminchmminchmm A19482.6201/2520.7201/2520.722558.824610261/267330762 b11/431.7250.821/457.225/866.731/879.447/812471/4184 12”D215381153811538115381153811538115381 D117431.8173/4450.9173/4450.9191/4488.921533.4221/2571.5243/8619 n1212161616162020202016161212 d125.411/431.813/834.913/834.911/238.121/85427/873 A21533.42358423584233/4603251/4641291/2749 b13/834.921/85423/860.323/469.833/885.751/4133 14”D2161/4412.7161/4412.7161/4412.7161/4412.7161/4412.7161/4412.7 D1183/4476.2201/4514.4201/4514.4203/452722558.825635 n121220202020202020201616 d11/828.611/431.813/834.911/238.115/841.323/860.3 A231/2596.9251/2647.7251/264827686273/4705321/2826 b17/1636.521/457.221/263.5376.231/288.953/4146 16”D2181/2470181/2470181/2470181/2470181/2470181/2470 D1211/4539.8221/2571.5221/2571.5233/4603.3241/4616273/4705 n161620202020202020201616 d11/828.613/834.911/238.115/841.313/444.425/866.7 A256352871128711291/47433178736914 b19/1639.723/860.325/866.731/482.6410263/8162 18”D221533.421533.421533.421533.421533.421533.4 D1223/4577.9243/4628.7243/4628.7253/4654.127685.8301/2775 n161624242424202020201616 d11/431.813/834.911/238.113/444.5250.827/873 A271/2698.5301/2774.7301/2774.732813333/4857383/4984 b111/1642.921/263.523/469.831/288.941/41087178 20”D223584.223584.223584.223584.223584.223584.2 D12563527685.827685.8281/2724291/2749.3323/4832 n202024242424242420201616 d11/4