304不锈钢带颈对焊法兰(GB9115-2000)
法兰连接形式对照
J41H-64、H44H-100等，160压力
以上则选用环连接面，如J41H-
160突面对焊法兰也可配用采用
对夹式连接的蝶阀及止回阀。
凹凸面
MFM
1.0～16.0
榫槽面
TG
1.0～16.0
环连接面
RJ
6.3～25.0
全平面
FF
1.0～1.6
整体
法兰
IF
HG20596、
榫槽面
TG
1.0～16.0
环连接面
RJ
0.6～25.0
全平面
FF
1.0～1.6
承插焊
SW
HG20597、
GB/T9114-2000
突面
RF
1.0～10.0
近年来引进的石油人工装置中
普遍使用的结构形式。
凹凸面
MFM
1.0～10.0
榫槽面
TG
1.0～10.0
螺纹
法兰
Th
HG20598、
GB/T9114-2000
突面
RF
0.6～4.0
在工程建设中比较常用，安装方
便不需焊接，适用DN10-DN150。
全平面
ห้องสมุดไป่ตู้FF
0.6～1.6
对焊
环松套
PJ/SE
HG20599、
JB/T84-94、
GB/T9120-2000
突面
RF
0.6～4.0
适用腐蚀性介质的管道系统。
平焊
环松套
PJ/RJ
HG20600、
JB/T83-94、
GB/T9121-2000
PN≥15.0MPa选用环连接面。
304不锈钢法兰盖规格及理论重量(GB9123-2000)
304不锈钢法兰盖（GB/9123-2000）突面（RF ）PN0.25MPa （2.5压力）突面管法兰盖（GB9123.1-2000）/mm107550114M10332120.33158055114M10382120.39209065114M10482140.602510075114M10582140.753212090144M1269216 1.2540130100144M1278216 1.4850140110144M1288216 1.7465160130144M12108216 2.3180190150184M16124218 3.66100210170184M16144218 4.53125240200188M16174220 6.55150265225188M161992208.08200320280188M1625422213.242503753351812M1630922419.933004403952212M2036322427.383504904452212M2041322434.244005404952216M2046322441.584505955502216M2051822450.815006456002220M2056822664.786007557052620M24667230102.627008608102624M24772536158.278009759203024M27878538215.01900107510203024M27978540277.071000117511203028M271078542348.641200137513203032M271295544504.611400157515203036M271210548701.471600179017303040M271710551999.001800199019303044M2719185541311.42000219021303048M2721255581710.0法兰厚度C 密封面尺寸d f 价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n304不锈钢法兰盖（GB/9123-2000）突面（RF）PN0.6MPa（6压力）突面管法兰盖（GB9123.1-2000）/mm107550114M10332120.33158055114M10382120.39209065114M10482140.602510075114M10582140.753212090144M1269216 1.2540130100144M1278216 1.4850140110144M1288216 1.7465160130144M12108216 2.3180190150184M16124218 3.66100210170184M16144218 4.53125240200188M16174220 6.55150265225188M161992208.08200320280188M1625422213.242503753351812M1630922419.933004403952212M2036322427.383504904452212M2041322434.244005404952216M2046322441.584505955502216M2051822450.815006456002220M2056822664.786007557052620M24667230102.627008608102624M24772540176.308009759203024M27878544249.74900107510203024M27978548333.591000117511203028M271078552433.081200140513403332M301295560716.701400163015603636M3315105681095.51600183017603640M3317105761549.51800204519703944M3619185842139.92000226521804248M3921255922875.4法兰厚度C 密封面尺寸d f 价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n304不锈钢法兰盖（GB/9123-2000）突面（RF ）PN1.0MPa （10压力）突面管法兰盖（GB9123.1-2000）/mm109060144M12412140.57159565144M12462140.642010575144M12562160.932511585144M1265216 1.1432140100184M1676218 1.9040150110184M1684218 2.2050165125184M1699220 3.0365185145184M16118220 3.8780200160188M16132220 4.41100220180188M16156222 6.01125250210188M161842227.89150285240228M2021122411.16200340295228M2026622416.202503953502212M2031922623.733004454002212M2037022630.453505054602216M2042922639.274005655152616M2448022852.834506155652620M2453022862.585006706202620M2458222874.746007807253020M27682234123.507008958403024M27794538179.8880010159503324M30901542256.74900111510503324M301001546342.101000123011603628M331112552470.891200145513803932M361328560763.66价格法兰理论重量（kg）公称通径DN法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n 法兰厚度C密封面尺寸d f304不锈钢法兰盖（GB/9123-2000）突面（RF）PN1.6MPa（16压力）突面管法兰盖（GB9123.1-2000）/mm304不锈钢法兰盖（GB/9123-2000）突面（RF ）PN2.5MPa （25压力）突面管法兰盖（GB9123.1-2000）/mm109060144M12412140.57159565144M12462140.642010575144M12562160.932511585144M1265216 1.1432140100184M1676218 1.9040150110184M1684218 2.2050165125184M1699220 3.0365185145188M16118222 4.1280200160188M16132224 5.34100235190228M201562247.34125270220268M2418422610.51150300250268M2421122814.262003603102612M2427423022.132504253703012M2733023233.103004854303016M2738923445.913505554903316M3044823867.684006205503616M3350324089.254506706003620M33548246119.695007306603620M33609248149.916008457703920M36720258244.96法兰厚度C密封面尺寸df价格法兰理论重量（kg）公称通径DN法兰外径D连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L数量n304不锈钢法兰盖（GB/9123-2000）突面（RF）PN4.0MPa（40压力）突面管法兰盖（GB9123.1-2000）/mm109060144M12412140.57159565144M12462140.642010575144M12562160.932511585144M1265216 1.1432140100184M1676218 1.9040150110184M1684218 2.2050165125184M1699220 3.0365185145188M16118222 4.1280200160188M16132224 5.34100235190228M201562247.34125270220268M2418422610.51150300250268M2421122814.262003753203012M2728423426.892504503853312M3034523843.973005154503316M3040924263.843505805103616M3346524689.224006605853916M36535250126.554506856103920M36560257154.265007556704220M39615257187.946008907954820M45735272332.07法兰厚度C密封面尺寸df价格法兰理论重量（kg）公称通径DN法兰外径D连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L数量n304不锈钢法兰盖（GB/9123-2000）突面（RF ）PN6.3MPa（63压力）突面管法兰盖（GB9123.1-2000）/mm304不锈钢法兰盖（GB/9123-2000）突面（RF ）PN10.0MPa （100压力）突面管法兰盖（GB9123.1-2000）/mm1010070144M1241220 1.0515********M1246220 1.172013090184M1656220 1.7925140100184M1665224 2.5632155110224M2076224 3.1040170125224M2084226 4.1250195145264M2499228 5.8465220170268M241182307.6780230180268M241322329.09100265210308M2715623613.65125315250338M3018424021.851503552903312M3021124430.112004303603612M3328425253.762505054303912M3634526087.043005855004216M39409268131.203506555604816M45465274178.604007156204816M45535282239.99法兰厚度C密封面尺寸df价格法兰理论重量（kg）公称通径DN法兰外径D连接尺寸螺栓螺纹规格螺栓孔中心圆直径K螺栓孔径L数量n304不锈钢法兰盖（GB/9123-2000）突面（RF）PN16.0MPa（160压力）突面管法兰盖（GB9123.1-2000）/mm1010070144M1241224 1.281510575144M1246226 1.562013090184M1656230 2.7625140100184M1665232 3.4732155110224M2076234 4.4840170125224M2084236 5.8050195145264M24992388.0465220170268M2411824210.8980230180268M2413224613.24100265210308M2715625219.94125315250338M3018425630.871503552903312M3021126242.782004303603612M3328426668.532505154304212M39345276114.003005855004216M39409288170.32法兰厚度C密封面尺寸df价格法兰理论重量（kg）公称通径DN法兰外径D连接尺寸螺栓螺纹规格螺栓孔中心圆直径K螺栓孔径L数量n304不锈钢法兰盖（GB/9123-2000）平面（RF ）PN0.25MPa （2.5压力）平面管法兰盖（GB9123.1-2000）/mm107550114M10120.38158055114M10120.44209065114M10140.662510075114M10140.833212090144M1216 1.3640130100144M1216 1.6150140110144M1216 1.8865160130144M1216 2.4780190150184M1618 3.90100210170184M1618 4.80125240200188M1620 6.85150265225188M16208.43200320280188M162213.682503753351812M162420.443004403952212M202428.083504904452212M202435.034005404952216M202442.444505955502216M202451.785006456002220M202665.826007557052620M2430104.017008608102624M2436162.248009759203024M2738219.94900107510203024M2740282.601000117511203028M2742354.661200137513203032M2744510.361400157515203036M2748732.121600179017303040M27511006.61800199019303044M27541318.92000219021303048M27581717.4法兰厚度C 价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n304不锈钢法兰盖（GB/9123-2000）平面（RF）PN0.6MPa（6压力）平面管法兰盖（GB9123.1-2000）/mm304不锈钢法兰盖（GB/9123-2000）平面（RF ）PN1.0MPa （10压力）平面管法兰盖（GB9123.1-2000）/mm109060144M12140.64159565144M12140.722010575144M1216 1.022*********M1216 1.2432140100184M1618 2.0540150110184M1618 2.3850165125184M1620 3.2365185145184M1620 4.1080200160188M1620 4.66100220180188M1622 6.28125250210188M16228.21150285240228M202411.57200340295228M202416.712503953502212M202624.333004454002212M202631.143505054602216M202640.054005655152616M242853.804506155652620M242863.625006706202620M242875.956007807253020M2734125.067008958403024M2738184.5280010159503324M3042262.73900111510503324M3046348.791000123011603628M3352478.361200145513803932M3660773.15价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n 法兰厚度C304不锈钢法兰盖（GB/9123-2000）平面（RF）PN1.6MPa（16压力）平面管法兰盖（GB9123.1-2000）/mm109060144M12140.64159565144M12140.722010575144M1216 1.022*********M1216 1.2432140100184M1618 2.0540150110184M1618 2.3850165125184M1620 3.2365185145184M1620 4.1080200160188M1620 4.66100220180188M1622 6.28125250210188M16228.21150258240228M20249.372003402952212M202416.422504053552612M242625.253004604102612M242835.503505204702616M243048.524005805253016M273264.194506405853020M274097.595007156503320M3044134.176008407703620M3354228.77009108403624M3348238.380010259503924M3652328.5900112510503928M3658441.91000125511704228M3964608.31200148513904832M45761009.2法兰厚度C 价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n304不锈钢法兰盖（GB/9123-2000）平面（RF ）PN2.5MPa （25压力）平面管法兰盖（GB9123.1-2000）/mm109060144M12140.64159565144M12140.722010575144M1216 1.022*********M1216 1.2432140100184M1618 2.0540150110184M1618 2.3850165125184M1620 3.2365185145188M1622 4.3480200160188M1624 5.59100235190228M20247.68125270220268M242610.93150300250268M242814.762003603102612M243022.712504253703012M273233.863004854303016M273446.783505554903316M303868.804006205503616M334090.634506706003620M3346121.225007306603620M3348151.616008457703920M3658247.0价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K螺栓孔径L 数量n 法兰厚度C304不锈钢法兰盖（GB/9123-2000）平面（RF）PN4.0MPa（40压力）平面管法兰盖（GB9123.1-2000）/mm304不锈钢法兰盖（GB/9123-2000）凹凸面(MF)—凸面PN1.6MPa （16压力）凹凸面(凸面)管法兰盖（GB9123.2-2000）/mm109060144M1241343543140.48159565144M1246394443140.552010575144M1256505143160.832511585144M126557584316 1.0132140100184M167665664318 1.7040150110184M168475764318 1.9950165125184M169987884320 2.7765185145184M161181091104320 3.5880200160188M161321201214320 4.09100220180188M16156149150 4.5 3.522 5.62125250210188M16184175176 4.5 3.5227.39150258240228M20211203204 4.5 3.5248.772003402952212M20266259260 4.5 3.52616.592504053552612M24319312313 4.5 3.52825.563004604102612M24370363364 4.5 3.53238.563505204702616M24429421422543554.044005805253016M27480473474543873.174506405853020M27548523524544298.795007156503320M306095755765446135.326008407703620M337206756765454221.687009108403624M337947777785448232.3280010259503924M369018828835452321.18900112510503928M3610019879885458434.181000125511704228M391112109210946564595.851200148513904832M451328129212946576991.95价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n 法兰厚度C密封面尺寸d f2X Y f1304不锈钢法兰盖（GB/9123-2000）凹凸面(MF)—凸面PN2.5MPa（25压力）凹凸面(凸面)管法兰盖（GB9123.2-2000）/mm109060144M1241343543140.48159565144M1246394443140.552010575144M1256505143160.832511585144M126557584316 1.0132140100184M167665664318 1.7040150110184M168475764318 1.9950165125184M169987884320 2.7765185145188M161181091104322 3.8480200160188M161321201214324 5.02100235190228M20156149150 4.5 3.524 6.86125270220268M24184175176 4.5 3.5269.90150300250268M24211203204 4.5 3.52813.542003603102612M24274259260 4.5 3.53021.182504253703012M27330312313 4.5 3.53231.833004854303016M27389363364 4.5 3.53444.283505554903316M30448421422543865.274006205503616M33503473474544086.274506706003620M335485235245446116.565007306603620M336095755765448146.126008457703920M367206756765458239.92法兰厚度C密封面尺寸d f2X Y f1价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n304不锈钢法兰盖（GB/9123-2000）凹凸面(MF)—凸面109060144M1241343543140.48159565144M1246394443140.552010575144M1256505143160.832511585144M126557584316 1.0132140100184M167665664318 1.7040150110184M168475764318 1.9950165125184M169987884320 2.7765185145188M161181091104322 3.8480200160188M161321201214324 5.02100235190228M20156149150 4.5 3.524 6.86125270220268M24184175176 4.5 3.5269.90150300250268M24211203204 4.5 3.52813.542003753203012M27284259260 4.5 3.53425.742504503853312M30345312313 4.5 3.53842.273005154503316M30409363364 4.5 3.54261.593505805103616M33465421422544686.154006605853916M365354734745450122.274506856103920M365605235245457150.685007556704220M396155755765457183.546008907954820M457356756765472325.59法兰厚度C密封面尺寸d f2X Y f1价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n304不锈钢法兰盖（GB/9123-2000）凹凸面(MF)—凸面1010070144M1241343543200.951510575144M124639444320 1.062013090184M165650514320 1.6225140100184M166557584324 2.3632155110224M207665664324 2.8640170125224M208475764326 3.8450180135224M209987884326 4.3665205160228M201181091104326 5.5380215170228M201321201214328 6.69100250200268M24156149150 4.5 3.5309.69125295240308M27184175176 4.5 3.53415.53150345280338M30211203204 4.5 3.53622.802004153453612M33284259260 4.5 3.54238.482504704003612M33345312313 4.5 3.54655.823005304603616M33409363364 4.5 3.55280.683506005253916M364654214225456112.174006705854216M395354734745460151.12法兰厚度C密封面尺寸d f2X Y f1价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K螺栓孔径L数量n304不锈钢法兰盖（GB/9123-2000）凹凸面(MF)—凸面PN10.0MPa （100压力）凹凸面(凸面)管法兰盖（GB9123.2-2000）/mm1010070144M1241343543200.951510575144M124639444320 1.062013090184M165650514320 1.6225140100184M166557584324 2.3632155110224M207665664324 2.8640170125224M208475764326 3.8450195145264M249987884328 5.4765220170268M2411810911043307.2680230180268M2413212012143328.64100265210308M27156149150 4.5 3.53612.99125315250338M30184175176 4.5 3.54020.881503552903312M30211203204 4.5 3.54428.952004303603612M33284259260 4.5 3.55252.002505054303912M36345312313 4.5 3.56084.603005855004216M39409363364 4.5 3.568127.923506555604816M454654214225474174.104007156204816M455354734745482234.53价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K螺栓孔径L数量n 法兰厚度C密封面尺寸d f2X Y f1304不锈钢法兰盖（GB/9123-2000）PN16.0MPa （160压力）凹凸面(凸面)管法兰盖（GB9123.2-2000）/mm1010070144M124134354324 1.181510575144M124639444326 1.442013090184M165650514330 2.5925140100184M166557584332 3.2732155110224M207665664334 4.2340170125224M208475764336 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（16压力）榫槽面（槽面）管法兰盖（GB9123.3-2000）/mm109060144M12413435232443140.52159565144M12463944282943140.582010575144M12565051353643160.862511585144M1265575842434316 1.0632140100184M1676656650514318 1.7840150110184M1684757660614318 2.0750165125184M1699878872734320 2.8865185145184M1611810911094954320 3.6980200160188M161321201211051064320 4.22100220180188M16156149150128129 4.5 3.522 5.68125250210188M16184175176154155 4.5 3.5227.48150258240228M20211203204182183 4.5 3.5248.792003402952212M20266259260238239 4.5 3.52616.692504053552612M24319312313291292 4.5 3.52825.733004604102612M24370363364342343 4.5 3.53238.783505204702616M24429421422394395543554.154005805253016M27480473474446447543873.314506405853020M27548523524496497544299.485007156503320M306095755765485495446136.536008407703620M337206756766486495454223.727009108403624M337947777787507515448233.1280010259503924M369018828838558565452322.28900112510503928M3610019879889609615458435.071000125511704228M39111210921094106010626564597.021*******13904832M45132812921294126012626576995.06价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n 法兰厚度C 密封面尺寸d f2X Y f1Z W304不锈钢法兰盖（GB/9123-2000）PN2.5MPa （25压力）榫槽面（槽面）管法兰盖（GB9123.3-2000）/mm109060144M12413435232443140.52159565144M12463944282943140.582010575144M12565051353643160.862511585144M1265575842434316 1.0632140100184M1676656650514318 1.7840150110184M1684757660614318 2.0750165125184M1699878872734320 2.8865185145188M1611810911094954322 3.9480200160188M161321201211051064324 5.15100235190228M20156149150128129 4.5 3.524 6.96125270220268M24184175176154155 4.5 3.52610.04150300250268M24211203204182183 4.5 3.52813.702003603102612M24274259260238239 4.5 3.53021.462504253703012M27330312313291292 4.5 3.53232.243004854303016M27389363364342343 4.5 3.53444.923505554903316M30448421422394395543865.994006205503616M33503473474446447544087.234506706003620M335485235244964975446117.455007306603620M336095755765485495448147.436008457703920M367206756766486495458241.98价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n 法兰厚度C 密封面尺寸d f2X Y f1Z W304不锈钢法兰盖（GB/9123-2000）PN4.0MPa （40压力）榫槽面（槽面）管法兰盖（GB9123.3-2000）/mm109060144M12413435232443140.52159565144M12463944282943140.582010575144M12565051353643160.862511585144M1265575842434316 1.0632140100184M1676656650514318 1.7840150110184M1684757660614318 2.0750165125184M1699878872734320 2.8865185145188M1611810911094954322 3.9480200160188M161321201211051064324 5.15100235190228M20156149150128129 4.5 3.524 6.96125270220268M24184175176154155 4.5 3.52610.04150300250268M24211203204182183 4.5 3.52813.702003753203012M27284259260238239 4.5 3.53426.192504503853312M30345312313291292 4.5 3.53843.023005154503316M30409363364342343 4.5 3.54262.753505805103616M33465421422394395544687.424006605853916M365354734744464475450124.354506856103920M365605235244964975457151.995007556704220M396155755765485495457185.216008907954820M457356756766486495472328.59法兰厚度C 密封面尺寸d f2X Y f1Z W 价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L 数量n304不锈钢法兰盖（GB/9123-2000）PN6.3MPa （63压力）榫槽面（槽面）管法兰盖（GB9123.3-2000）/mm1010070144M12413435232443200.991510575144M1246394428294320 1.102013090184M1656505135364320 1.6925140100184M1665575842434324 2.4432155110224M2076656650514324 2.9640170125224M2084757660614326 3.9650180135224M2099878872734326 4.5065205160228M2011810911094954326 5.6780215170228M201321201211051064328 6.85100250200268M24156149150128129 4.5 3.5309.82125295240308M27184175176154155 4.5 3.53415.75150345280338M30211203204182183 4.5 3.53623.122004153453612M33284259260238239 4.5 3.54239.102504704003612M33345312313291292 4.5 3.54656.683005304603616M33409363364342343 4.5 3.55281.923506005253916M364654214223943955456113.564006705854216M395354734744464475460153.26法兰厚度C 密封面尺寸d f2X Y f1Z W 价格法兰理论重量（kg）公称通径DN 法兰外径D 连接尺寸螺栓螺纹规格螺栓孔中心圆直径K 螺栓孔径L数量n304不锈钢法兰盖（GB/9123-2000）。
304不锈钢法兰盖规格及理论重量(GB9123-2000)
304不锈钢法兰盖（GB/9123-2000）突面（RF）PN0.25MPa（2.5压力）突面管法兰盖（GB9123.1-2000）/mm突面（RF）PN0.6MPa（6压力）突面管法兰盖（GB9123.1-2000）/mm突面（RF）突面（RF）突面（RF）PN2.5MPa（25压力）突面管法兰盖（GB9123.1-2000）/mm突面（RF）PN4.0MPa（40压力）突面管法兰盖（GB9123.1-2000）/mm突面（RF）PN6.3MPa（63压力）突面管法兰盖（GB9123.1-2000）/mm突面（RF）PN10.0MPa（100压力）突面管法兰盖（GB9123.1-2000）/mm突面（RF）平面（RF）PN0.25MPa（2.5压力）平面管法兰盖（GB9123.1-2000）/mm平面（RF）PN0.6MPa（6压力）平面管法兰盖（GB9123.1-2000）/mm平面（RF）平面（RF）平面（RF）PN2.5MPa（25压力）平面管法兰盖（GB9123.1-2000）/mm平面（RF）PN4.0MPa（40压力）平面管法兰盖（GB9123.1-2000）/mm凹凸面(MF)—凸面PN1.6MPa（16压力）凹凸面(凸面)管法兰盖（GB9123.2-2000）/mm凹凸面(MF)—凸面PN2.5MPa（25压力）凹凸面(凸面)管法兰盖（GB9123.2-2000）/mm凹凸面(MF)—凸面PN4.0MPa（40压力）凹凸面(凸面)管法兰盖（GB9123.2-2000）/mm凹凸面(MF)—凸面PN6.3MPa（63压力）凹凸面(凸面)管法兰盖（GB9123.2-2000）/mm凹凸面(MF)—凸面PN10.0MPa（100压力）凹凸面(凸面)管法兰盖（GB9123.2-2000）/mm凹凸面(MF)—凸面PN16.0MPa（160压力）凹凸面(凸面)管法兰盖（GB9123.2-2000）/mm凹凸面(MF)—凹面凹凸面(MF)—凹面PN2.5MPa（25压力）凹凸面(凹面)管法兰盖（GB9123.2-2000）/mm凹凸面(MF)—凹面PN4.0MPa（40压力）凹凸面(凹面)管法兰盖（GB9123.2-2000）/mm凹凸面(MF)—凹面凹凸面(MF)—凹面凹凸面(MF)—凹面PN16.0MPa（160压力）凹凸面(凹面)管法兰盖（GB9123.2-2000）/mm榫槽面（TG）—榫面PN1.6MPa（16压力）榫槽面（榫面）管法兰盖（GB9123.3-2000）/mm榫槽面（TG）—榫面PN2.5MPa（25压力）榫槽面（榫面）管法兰盖（GB9123.3-2000）/mm榫槽面（TG）—榫面PN4.0MPa（40压力）榫槽面（榫面）管法兰盖（GB9123.3-2000）/mm榫槽面（TG）—榫面榫槽面（TG）—榫面榫槽面（TG）—榫面PN16.0MPa（160压力）榫槽面（榫面）管法兰盖（GB9123.3-2000）/mm榫槽面（TG）—槽面PN1.6MPa（16压力）榫槽面（槽面）管法兰盖（GB9123.3-2000）/mm榫槽面（TG）—槽面PN2.5MPa（25压力）榫槽面（槽面）管法兰盖（GB9123.3-2000）/mm榫槽面（TG）—槽面PN4.0MPa（40压力）榫槽面（槽面）管法兰盖（GB9123.3-2000）/mm榫槽面（TG）—槽面榫槽面（TG）—槽面榫槽面（TG）—槽面PN16.0MPa（160压力）榫槽面（槽面）管法兰盖（GB9123.3-2000）/mm。
304不锈钢法兰执行标准
304不锈钢法兰执行标准
304不锈钢法兰的执行标准可以根据不同国家或地区的要求而有所差异。
以下是一些常见的执行标准：
1. 国际标准：ASTM A182/A182M-19a - Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
2. 欧洲标准：EN 1092-1:2018 - Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 1: Steel flanges
3. 日本标准：JIS B 2220:2012 - Steel pipe flanges
4. 中国标准：GB/T 9112-2010 - 钢制法兰
这些标准规定了304不锈钢法兰的材料、尺寸、连接方式、密封要求、表面处理等技术要求和测试方法，以确保其质量和可靠性。
选择合适的执行标准可以根据具体的应用需求和地区要求。
(仅供参考)304不锈钢板式平焊法兰(GB9119-2000)-RF
50 60.3 57 140 110 14 4 M12 88 2 16 61.5 59 1.36 1.39
65 76.1 76 160 130 14 4 M12 108 2 16 77.5 78 1.71 1.70
80 88.9 89 190 150 18 4 M16 124 2 18 90.5 91 2.74 2.73
600 610 630 755 705 26 20 M24 667 2 36 616.5 634 38.2 33.3
700 711 720 860 810 26 24 M24 772 5 40 715 724 48.9 45.7
800 813 820 975 920 30 24 M27 878 5 44 817 824 66.7 63.6
304 不锈钢板式平焊法兰（GB/9119-2000）
突面（RF）
压力 突面板式平焊法兰（ ） PN1.6Mpa(1.6 )
GB/T9119-2000 /mm
公称 通径 DN
钢管外径A
连接尺寸
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
螺栓
数量 螺纹 n 规格
d
法兰
f
厚度C 系列 系列
ⅠⅡ
法兰理论重量 （kg）
价格
系列Ⅰ 系列Ⅱ 系列Ⅱ 系列Ⅱ
10 17.2 14 90 60 14 4 M12 41 2 15 21.3 18 95 65 14 4 M12 46 2 20 26.9 25 105 75 14 4 M12 56 2 25 33.7 32 115 85 14 4 M12 65 2 32 42.4 38 140 100 18 4 M16 76 2 40 48.3 45 150 110 18 4 M16 84 2 50 60.3 57 165 125 18 4 M16 99 2 65 76.1 76 185 145 18 4 M16 118 2 80 88.9 89 200 160 18 8 M16 132 2 100 114.3 108 220 180 18 8 M16 156 2 125 139.7 133 250 210 18 8 M16 184 2 150 168.3 159 285 240 22 8 M20 211 2 200 219.1 219 340 295 22 8 M20 266 2 250 273 273 395 350 22 12 M20 319 2 300 323.9 325 445 400 22 12 M20 370 2 350 355.6 377 505 460 22 16 M20 429 2 400 406.4 426 565 515 26 16 M24 480 2 450 457 480 615 565 26 20 M24 530 2 500 508 530 670 620 26 20 M24 582 2 600 610 630 780 725 30 20 M27 682 2
GB9119-2000国家法兰标准分享
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国家标准GB/9119-2000的详细资料：
面平焊钢制管法兰PN 1.0MPa(10bar) MM
1/11
凸面平焊钢制管法兰PN 1.6MPa(16bar) MM
2/11
3/11
凸面平焊钢制管法兰PN 2.5MPa(25bar) MM
4/11
凹凸面对焊钢制管法兰PN 4.0MPa(40bar)
MM
5/11
6/11
凹凸面对焊钢制管法兰PN 6.4MPa(64bar) MM
7/11
凹凸面对焊钢制管法兰PN 10.0MPa(100bar) MM
8/11
环连接面对焊钢制管法兰PN 16.0MPa(160bar) MM
机械行业标准JB/T82.4-94
9/11
10/11
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11/11。
GB9115.4-2000环连接面对焊钢制管法兰
GB91151 范畴本标准规定了公称压力PN为2.0、5.0、11.0、15.0、26.0和42.0MPa 的环连接面对焊钢制管法兰的型式和尺寸。
本标准适用于公称压力PN2.0～PN42.0MPa的环连接面对焊钢制管法兰。
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PN2.0、PN5.0、PN11. 0、PN15.0、PN26.0和PN42.0MPa环连接面对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。
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—20 00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 标记示例公称通径80mm 、公称压力5.0MPa （50bar ）的环连接面对焊钢制管法兰：法兰 DN80-PN50 RJ GB/T 9115.4—2000国家质量技术监督局2000-09-28批准 2001-07-01实施1）凸出部分高度与梯形槽深度尺寸E 相同，但不受尺寸E 公差的限制。
承诺采纳如虚线所示轮廓的且平面型式。
图1 环连接面（RJ ）对焊钢制管法兰（适用于PN2.0、PN11.0、PN15.0、和PN42.0MPa ）两法兰间距离S （近似值）≥7n ×LN ARHCB。
法兰国标
国内常用钢法兰标准(国标GB,机标JB,化工HG,石化SH等)1、国标法兰GB/T 9112—20002、钢制管法兰类型与参数GB/T 9113.1—20003、平面、突面整体钢制管法兰GB/T 9113.2—20004、凹凸面整体钢制管法兰GB/T 9113.3—20005、榫槽面整体钢制管法兰GB/T 9113.4—20006、环连接面整体钢制管法兰GB/T 9114—20007、突面带颈螺纹钢制管法兰GB/T 9115.1—20008、平面、突面对焊钢制管法兰GB/T 9115.2—20009、凹凸面对焊钢制管法兰GB/T 9115.3—2000榫槽面对焊钢制管法兰GB/T 9115.4—2000环连接面对焊钢制管法兰GB/T 91l6.l一2000平面、突面带颈平焊钢制管法兰GB/T 9116.2—2000凹凸面带颈平焊钢制管法兰GB/T 9116.3—2000榫槽面带颈平焊钢制管法兰GB/T 9116.4—2000环连接面带颈平焊钢制管法兰GB/T 9117.1—2000突面带颈承插焊钢制管法兰GB/T 9117.2—2000凹凸面带颈承插焊钢制管法兰GB/T 9117.3—2000榫槽面带颈承插焊钢制管法兰GB/T 9117.4—2000环连接面带颈承插焊钢制管法兰GB/T 9118.1—2000突面对焊环带颈松套钢制管法兰GB/T 9118.2—2000环连接面对焊环带颈松套钢制管法兰GB/T 9119—2000 平面、突面板式平焊钢制管法兰GB/T 9120.1—2000突面对焊环板式松套钢制管法兰GB/T 9120.2—2000凹凸面对焊环板式松套钢制管法兰GB/T 9120.3—2000 榫槽面对焊环板式松套钢制管法兰GB/T 9121.1—2000 突面平焊环板式松套钢制管法兰GB/T 9121.2—2000凹凸面平焊环板式松套钢制管法兰GB/T 9121.3—2000 榫槽面平焊环板式松套钢制管法兰GB/T 9122—2000翻边环板式松套钢制管法兰GB/T 9123.1—2000平面、突面钢制管法兰盖GB/T 9123.2—2000凹凸面钢制管法兰盖GB/T 9123.3—2000榫槽面钢制管法兰盖GB/T 9123.4—2000环连接面钢制管法兰盖GB/T 9124—2000钢制管法兰技术条件船用法兰CB/T4194-2011船用法兰类型CB/T4196-2011船用法兰连接尺寸和密封面GB/T 2501-89/2010船用法兰连接尺寸和密封面GB/T 2506-2005船用搭焊钢法兰GB/T11693-89/94/08船用法兰焊接单面座板GB/T11694-89/94船用法兰焊接双面座板CB/T3766-96船舶行业-排气管钢法兰及垫片GB/T4450-95船用盲板钢法兰GB10745-89船用法兰类型(四进位)GB10746-89船用对焊钢法兰(四进位)GB10747-89船用对焊钢环松套钢法兰(四进位)GB10748-89船用对焊铜环松套钢法兰(四进位)GB10749-89船用铜管折边松套钢法兰(四进位)GB10750-89船用扁圆形铸铁和铸钢法兰(四进位)GB10751-89船用扁圆形焊接钢法兰(四进位)外贸CBM1012-81船用搭焊钢法兰JIS B2221-1976 外贸CBM1013-81船用搭焊钢法兰JIS B2222-1976 外贸CBM1014-81船用搭焊钢法兰JIS B2223-1976 外贸CBM1015-81船用搭焊钢法兰JIS B2224-1976 外贸CBM1016-81船用搭焊钢法兰JIS B2225-1976 外贸CBM1017-81船用对焊钢法兰JIS B2233-1976 外贸CBM1018-81船用对焊钢法兰JIS B2216-1976 外贸CBM1019-81船用对焊钢法兰JIS B2217-1976 GB568~569-65、GB573~582-65 机械部法兰JB/T 74—1994管路法兰技术条件JB/T 75—1994管路法兰类型JB/T 79.1—1994凸面整体铸钢管法兰JB/T 79.2—1994凹凸面整体铸钢管法兰JB/T 79.3—1994榫槽面整体铸钢管法兰JB/T 79.4—1994环连接面整体铸钢管法兰JB/T 81—1994凸面板式平焊钢制管法兰JB/T 82.1—1994凸面对焊钢制管法兰JB/T 82.2—1994凹凸面对焊钢制管法兰JB/T 82.3—1994耐酸钢平焊法兰HG 5022—1958焊环活动法兰HG 5028—1958平面法兰盖HG 5028—1958凹凸面法兰盖HG 5028—1958榫槽面法兰盖HG 20527—1992不锈钢突面对焊环钢制管法兰HG 20528—1992衬里钢管用承插环松套钢制管法兰HG 20529—1992不锈钢衬里法兰盖HG 20530—1992钢制管法兰用焊唇密封环HGJ 44~76-1991钢制管法兰HG 21547—1993 、石化部法兰SH 3406—1996。