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1、不锈钢法主规格表国标 目标修订版TBMT standardization office TBMT5AB-IBMT08-IBMT2C-ZZT18表常用法兰规格尺寸表（国标）GB9119, 288GB9119, 288in公称通径？10kg=L0MPa公称通径？16kg=l. 6MPa法兰外径螺栓孔距螺栓直径螺栓孔数法兰厚度法兰外径螺栓孔距螺栓直径螺栓孔数法3/8DN10506014414DN1090601441/2DN15596514414DN1595651443/4DN201057514416DN20105751441DN251158514416DN251158514411/4DN321401
2、0018418DN3214010018411/2DN4015011018418DN401501101842DN5016512518420DN50165125184421/2DN6518514518420DN651851451843DN8020016018820DN802001601884表二不锈钢法兰规格尺寸表（日标）31/2DN10022018018822DN10022018018844DN12525021018822DN1252502101885DN15028524022824DN1502852402286DN20034029522824DN20034029522848DN25039535
3、0221226DN2504053552612410DN300445400221228DN300460410261212DN350505460221630DN350520470261614DN400565515261632DN4005805253016q16DN450615565262035DN450640585302018DN500670620262038DN5007156503320t20DN600780725262042DN6008407703620尺寸规格外径内径厚中心孔大孔数尺寸规格外径内径厚中心孔大孑1/25K8022.596012435K18090141451910K9522.51
4、27015410K18590181501920K9522.5147015420K200902216023150P8922.311.260.3154150P19090. 723.9152.419300P9522.314.366.7194300P21090.728.6168.322DIN169522.51465154DIN16200902016019水道2119018168183/45K8528106512445K200116161651910K10028147515410K210116181751920K10028167515420K2251162418523150P9827. 712.769.
5、8154150P229116. 123.9190. 519尺寸规格外径内径厚中心孔大孔数尺寸规格外径内径厚中心孔大孑300P11727. 715. 182.5194300P254116. 131.820022DIN16105281675154DIN162201162018019水道238115.418195185K9534.5107512455K235142162001910K12534.5149019410K250142202102320K12534.5169019420K2701422622525150P10834.514.379.4154150P254143.823.9215.92230
6、0P12434.517. 590194300P279143.835234.922DIN1611534.51685154DIN162501422221019水道263141.2192201815K11543.5129015465K2651671823019尺寸规格外径内径厚中心孔大孔数尺寸规格外径内径厚中心孔大孑1/410K13543.51610019410K280167222402320K13543.51810019420K3051672826025150P11743.215.988.9154150P279170.725.4241.322300P13343.219. 198.4194300P3
7、18170.736.6269.922DIN1614043.516100194DIN162851672224023水道290166.6202471811/25K12050129515485K320218202802310K140501610519410K330218222902320K140501810519420K3502183030525150P12749.517.598.4154150P343221. 528.6298.422300P15649.520.7114.3194300P381221. 541.3330.225尺寸规格外径内径厚中心孔大孔数尺寸规格外径内径厚中心孔大孑DIN1615
8、05016110194DIN163402182429523水道342218212991825K13061.514105154105K385270223452310K15561.51612019410K400270243552520K15561.51812019820K4302703438027150P1526219. 1120.6194150P276.340630.2361.925300P1656222.3127228300P444276.347. 7387.329DIN1616561.518125194DIN164052702635527水道18461. 118140184水道410269.
9、5223602121/25K15577.514130154155K430320223902310K17577.51814019410K4453202440025尺寸规格外径内径厚中心孔大孔数尺寸规格外径内径厚中心孔大孑20K17577. 52014019820K4803203643027150P17874. 722.3139. 7194150P483327. 131.8431.825300P19074. 725.4149.2228300P521327. 150.8450.832DIN1618577.518145194DIN164603202841227水道19377. 118155184水道4643212341421法兰类型及密封面类型法兰类型代号法兰类型PL板式平焊法兰SO带颈平焊法兰WN带颈对焊法兰IF整体法兰SW承插焊法兰TH螺纹法兰PJ/SE对焊环松套法兰PJ/RJ平焊环松套法兰BL法兰盖BL(S)衬里法兰盖