GB9115.3-2000榫槽面对焊钢制管法兰

中华人民共和国国家标准榫槽面对焊钢制管法兰Steel pipe welding neck flangeswith tongue and groove faceGB/T 9115.32000代替GB/T 9115.249115.3019881 范围本标准规定了公称压力PN为1.6、2.5、4.0、6.3、10.0、16.0MPa和公称压力PN为5.0、11 0、15.0、26.0MPa的榫槽面对焊钢制管法兰的型式和尺寸。本标准适用于公称压力PN1.6PN26.0MPa的榫槽面对焊钢制管法兰。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 91122000 钢制管法兰 类型与参数GB/T 91242000 钢制管法兰 技术条件3 法兰的型式与尺寸3.1 PN1.6、PN2.5、PN4.0、PN6.3、PN10.0和PN16.0MPa榫槽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。3.2 PN5.0、PN11.0、PN15.0和PN26.0MPa榫槽面对焊钢制管法兰的型式应符合图2的规定，尺寸应符合表7表10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 91242000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 91242000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”，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 标记示例公称通径80mm、公称压力4.0MPa(40bar)的榫面对焊钢制管法兰(配用米制管)：法兰 DN80-PN40 T(系列) GB/T 9115.32000公称通径80mm、公称压力5.0MPa(50bar)的槽面对焊钢制管法兰(配用英制管)，法兰 DN80-PN50 G GB/T 9115.32000国家质量技术监督局2000-09-28批准 2001-07-01实施f2CHDKNZYdf1nLH1HCXWSA图1 榫槽面（TG）对焊钢制管法兰（适用于PN1.6、PN2.5、PN4.0、PN6.3、PN10.0和PN16.0MPa）5表1 PN1.6MPa（16bar）榫槽面对焊钢制管法兰 mm 公称通径DN法兰焊端外径(钢管外径)A连 接 尺 寸密 封 面法兰厚度C法兰高度H法 兰 颈法兰外径D螺栓孔中心圆直径K螺栓孔径L螺栓dXYZWf1f2NSH1R数量n螺纹规格系列系列系列系列1050使用PN4.0MPa法兰尺寸6576.176185145184M161181091109495432045922.91068088.989200160188M161321201211051064320501103.2106100114.3108220180188M161561491501281294.53.522521303.612GB/T 9115.320006125139.7133250210188M161841751761541554.53.522551584.0126150168.3159285240228M202112032041821834.53.524551844.5128200219.12193402952212M202662592602382394.53.524622346.31682502732734053552612M243193123132912924.53.526702886.31610300323.93254604102612M243703633643423434.53.528783427.11610350355.63775204702616M244294214223943955430823904008.01610400406.44265805253016M274804734744464475432854444508.816104504574806405853020M2754852352449649754408749050610.016125005085307156503320M3060957557654854954449054655911.016126006106308407703620M3372067567664864954549565066012.518127007117209108403624M337947777787507515438100750750由用户规定18128008138201 0259503924M36901882883855856543810584885020129009149201 1251 0503928M361 001987988960961544011094895820121 0001 0161 0201 2551 1704228M391 1121 0921 0941 0601 06265421201 0561 06022121 2001 220l 4851 3904832M451 3281 2921 2941 2601 26265481301 26030121 4001 4201 6851 5904836M451 5301 4921 4941 4601 46265521451 46530121 6001 620l 9301 8205540M521 7501 6921 6941 6601 66265581601 66835121 8001 8202 1302 0205544M521 9501 8921 8941 8601 86265621701 870351532 0002 0202 3452 2306048M562 1502 0922 0942 0602 06265661902 0724015表2 PN2.5MPa（25bar）榫槽面对焊钢制和法兰 mm4公称通径DN法兰焊端外径(钢管外径)A连 接 尺 寸密 封 面法兰厚度C法兰高度H法 兰 颈法兰外径D螺栓孔中心圆直径K螺栓孔径L螺栓dXYZWf1f2NSH1R数量n螺纹规格系列系列系列系列10150GB/T 9115.32000使用PN4.0MPa法兰尺寸200219.12193603102612M242742592602382394.53.530802446.31682502732734253703012M273303123132912924.53.532882966.31810300323.93254854303016M273893633643423434.53.534923507.11810350355.63775554903316M30448421422394395543810039840682010400406.44266205503616M3350347347444644754401104524648.820104504574806706003620M3354852352449649754461105005141020125005085307306603620M3360957557654854954481255585701120126006106308457703920M36720675676648649545812566067012.520127007117209608754224M398207777787507515446125760766由用户规定20128008138201 0859904824M45928882883855856545013586487422129009149201 1851 0904828M451 028987988960961545414596897424121 0001 0161 0201 3201 2105528M521 1401 0921 0941 0601 06265581551 0701 0742412表3 PN4.0MPa（406bar）榫槽面对焊钢制管法兰 mm 公称通径DN法兰焊端外径(钢管外径)A连 接 尺 寸密 封 面法兰厚度C法兰高度H法 兰 颈法兰外径D螺栓孔中心圆直径K螺栓孔径L螺栓dXYZWf1f2NSH1R数量n螺纹规格系列系列系列系列1017.2149060144M124134352324431435282.3631521.3189565144M124639402829431438323.2632026.92510575144M125650513536431640403.2642533.73211585144M126557584243431640463.2643242.438140100184M167665665051431842563.6654048.345150110184M168475766061431845643.6755060.357165125184M169987887273432048744.08GB/T 9115.3200056576.176185145188M161181091109495432252925.01068088.989200160188M161321201211051064324581105.6126100114.3108235190228M201561491501281294.53.524651346.3126125139.7133270220268M241841751761541554.53.526681626.3126150168.3159300250268M242112032041821834.53.528751907.1128200219.12193753203012M272842592602382394.53.534882448.01682502732734503853312M303453123132912924.53.53810530610.01810300323.93255154503316M304093633643423434.53.54211536210.01810350355.63775805103616M33465421422394395544612540841811.02010400406.44266605853916M36535473474446447545013546248012.520104504574806856103920M36560523524496497545713550053014.220125005085307556704220M39615575576548549545714056258016.0201256006106308907954820M45735675676648649547215066668617.52012表4 PN6.3MPa（63bar）榫槽面对焊钢制管法兰 mm 6公称通径DN法兰焊端外径(钢管外径)A连 接 尺 寸密 封 面法兰厚度C法兰高度H法 兰 颈法兰外径D螺栓孔中心圆直径K螺栓孔径L螺栓dXYZWf1f2NSH1R数量n螺纹规格系列系列系列系列1017.21410070144M124134352324432045323631521.31810575144M124639402829432045343.2632026.92513090184M165650513536432052423.6642533.732140100184M166557584243432458523.6843242.438155110224M207665665051432460603.6854048.345170125224M20847576606143266270410GB/T 9115.3200055060.357180135224M2099878872734326628251056576.176205160228M2011810911094954326689861268088.989215170228M201321201211051064328721126126100114.3108250200268M241561491501281294.53.530781387126125139.7133295240308M271841751761541554.53.534881687.5126150168.3159345280338M302112032041821834.53.536952028.5128200219.12194153453612M332842592602382394.53.54211025610.51682502732734704003612M333453123132912924.53.54612531613.51810300323.93255304603616M334093633643423434.53.55214037215.51810350355.63776005253916M36465421422394395545615042043017.52010400406.44266705854216M395354734744464475460160475484202010表5 PN10.0MPa（100bar）榫槽面对焊钢制管法兰 mm 公称通径DN法兰焊端外径(钢管外径)A连 接 尺 寸密 封 面法兰厚度C法兰高度H法 兰 颈法兰外径D螺栓孔中心圆直径K螺栓孔径L螺栓dXYZWf1f2NSH1R数量n螺纹规格系列系列系列系列1017.21410070144M124134352324432045323631521.31810575144M124639402829432045343.2632026.92513090184M165650513536432052423.6642533.732140100184M166557584243432458523.6843242.438155110224M207665665051432460603.68GB/T 9115.3200054048.345170125224M2084757660614326627041055060.357195145264M2499878872734328689061056576.176220170268M24118109110949543307610871268088.989230180268M241321201211051064332781207126100114.3108265210308M271561491501281294.53.536901508126125139.7133315250338M301841751761541554.53.54010518010.5126150168.31593552903312M302112032041821834.53.54411521011.5128200219.12194303603612M332842592602382394.53.55213027814.51682502732735054303912M363453123132912924.53.56015734018.51810300323.93255855004216M394093633643423434.53.56817040020.51810350355.63776555604816M45465421422394395547418946022.520107400406.44267156204816M455354734744464475482205510252010表6 PN16.0MPa（160bar）榫槽面对焊钢制管法兰 mm 8公称通径DN法兰焊端外径(钢管外径)A连 接 尺 寸密 封 面法兰厚度C法兰高度H法 兰 颈法兰外径D螺栓孔中心圆直径K螺栓孔径L螺栓dXYZWf1f2NSH1R数量n螺纹规格系列系列系列系列1017.21410070144M124134352324432445323631521.31810575144M124639402829432645343.2632026.92513090184M165650513536433052423.6642533.732140100184M166557584243433258523.6843242.438155110224M207665665051433460603.68GB/T 9115.3200054048.345170125224M2084757660614336647041055060.357195145264M2499878872734338759061056576.176220170268M24118109110949543428210871268088.989230180268M241321201211051064346861207126100114.3108265210308M271561491501281294.53.5521001508126125139.7133315250338M301841751761541554.53.55611518010.5146150168.31593552903312M302112032041821834.53.56212821012.5148200219.12194303603612M332842592602382394.53.566140278161682502732735154304212M393453123132912924.53.576155340201810300323.93255855004216M394093633643423434.53.58817540022.218107f2f1HCdYZNBKDnLXWf1CHRA图2 榫槽面（TG）对焊钢制管法兰（适用于PN5.0、PN11.0、PN15.0和PN26.0MPa）表7 PN5.0MPa（506bar）榫槽面对焊钢制管法兰 mm 10公称通径DN法兰焊端外径(钢管外径)A连 接 尺 寸密 封 面法兰厚度C法兰高度H法兰颈法兰内径B法兰外径D螺栓孔中心圆直径K螺栓孔径L螺栓dXYZWf1f2NR数量n螺纹规格1521.39566.5164M14463536.52425.57514.5523816.02026.912082.5184M16544344.53233.57516.0574821.02533.712589.0184M16625152.536.538.07517.56254GB/T 9115.3200026.53242.413598.5184M167363.565.046.047.57519.5656435.04048.3155114.5224M20847374.552.554.07521.0687041.05060.3165127.0188M161039293.571.573.07522.5708452.56573.0190149.0228M20116105106.584.085.57525.57610062.58088.9210168.5228M20138127128.5106.51087529.07911878.0100114.3255200.0228M20168157.5159.0130.51327532.086146102.5125141.3280235.0228M20197186187.5159160.57535.098178128.0150168.3320270.02212M20227216217.5189190.57537.098206154.0200219.1380330.02612M24281270271.5236.52387541.5111260202.5250273.0445387.529.516M27335324325.5284.52867548.0117321254.5300323.9520451.032.516M30392381382.5341.53437551.013037510305.0350355.6585514.532.520M30424413414.5373374.57554.014342610由用户规定400406.4650571.535.520M33481470471.5424425.57557.514648310450457710628.535.524M33544533.5535487.54897560.515953310500508775686.035.524M33595584.5586532533.57563.516258710600610915813.04224M39703.5692.5694640641.57570.016870210表8 PN11.0MPa（110bar）榫槽面对焊钢制管法兰 mm公称通径DN法兰焊端外径(钢管外径)A连 接 尺 寸密 封 面法兰厚度C法兰高度H法兰颈部直径N法兰内径B法兰外径D螺栓孔中心圆直径K螺栓孔径L螺栓dXYZWf1f2数量n螺纹规格1521.39566.5164M14463536.52425.57514.55238GB/T 9115.32000由用户规定2026.912082.5184M16544344.53233.57516.057482533.712589.0184M16625152.536.538.07517.562543242.413598.5184M167363.565.046.047.57521.067644048.3155114.5224M20847374.552.554.07522.570705060.3165127.0188M161039293.571.573.07525.573846573.0190149.0228M20116105106.584.085.57529.0791008088.9210168.5228M20138127128.5106.51087532.083117100114.3275216.0268M24168157.5159.0130.51327538.5102152125141.3330267.029.58M27197186187.5159160.57544.5114189150168.3355292.029.512M27227216217.5189190.57548.0117222200219.1420349.032.512M30281270271.5236.52387555.5133273250273.0510432.035.516M33335324325.5284.52867563.5152343300323.9560489.035.520M33392381382.5341.53437567.0156400350355.6605527.03920M36424413414.5373374.57570.0165432400406.4685603.04220M39481470471.5424425.57576.5178495450457745654.04520M42544533.5535487.54897583.0184546500508815724.04524M42595584.5586532533.57589.019061011600610940838.05124M48703.5692.5694640641.575102.0203718表9 PN15.0MPa（150bar）榫槽面对焊钢制管法兰 mm12公称通径DN法兰焊端外径(钢管外径)A连 接 尺 寸密 封 面法兰厚度C法兰高度H法兰颈部直径N法兰内径B法兰外径D螺栓孔中心圆直径K螺栓孔径L螺栓dXYZWf1f2数量n螺纹规格15GB/T 9115.32000使用PN26.0MPa尺寸2025324050658088.9240190.5268M24138127128.5106.51087538.5102127由用户规定100114.3290235.032.58M30168157.5159.0130.51327544.5114159125141.3350279.535.58M33197186187.5159160.57551.0127190150168.3380317.532.512M30227216217.5189190.57556.0140235200219.1470393.53912M36281270271.5236.52387563.5162298250273.0545470.03916M36335324325.5284.52867570.0184368300323.9610533.53920M36392381382.5341.53437579.5200419350355.6640559.04220M39424413414.5373374.57586.0213451400406.4705616.04520M42481470471.5424425.57589.0216508450457785686.05120M48544533.5535487.548975102.0229565500508855749.55520M52595584.5586532533.575108.0248672600610