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1、对焊弯头规格参数表（GB 12459、GB/T 13401）公称通径DN端部外径中心至端面中心至中心背面至端面45弯头90弯头180弯头 HFPKA 系列B 系列长半径长半径短半径长半径 短半径长半径 短半径 1521.318163876482026.925163876512533.732163825765156413242.438204832956470524048.3452457381147683625060.357327651152102106816576.1(73)764095641911271321008088.989471147622915215912190101.65513389
2、267178184140100114.310863152102305203210159125139.713379190127381254262197150168.315995229152457305313237200219.1219126305203610406414313250273.0273158381254762508518391300323.9325189457305914610619467350355.63772215333561067711711533400406.44262536104061219813813610450457.24782846864571372914914686
3、500508.0529316762508152410161016762550559347838559 注： 1、尽可能不采用括号内的数值。2、优先选用A系列。 3、壁厚T见壁厚表。600610630379914610650660410991660700711720442106771175076247311437628008138205051219813850864537129586490091492056813729149509656001448965100010161020631152410161050106766316001067110011181120694167611181150116
4、87261753116812001220122075818291219 对焊等径三通、四通规格参数表（GB 12459、GB/T 13401）公称通径DN端部外径D中心至端面A系列B系列CM1521.318252026.925292533.732383242.438484048.345575060.357646576.1(73)76768088.9898690101.695100114.3108105125139.7133124150168.3159143200219.1219178250273.0273216300323.9325254350355.6377279400406.4426305
5、450457.2478343500508.05293815505594196006106304326506604957007117205217507625598008138205978508646359009149206739509657111000101610207491050106776271111001118112081376211501168851800120012201220889838对焊异径三通、四通规格参数表（GB 12459、GB/T 13401）公称通径DN端部外径中心至端面D1D2CMA系列B系列A系列B系列201526.92521.31829292520251533.7
6、33.7323226.921.325183838383832253220321542.442.442.438383833.726.921.3322518484848484848403240254020401548.348.348.348.345454545 42.433.726.721.3383225185757575757575757504050325025502060.360.360.360.357575757 48.342.433.726.9453832256464646460575144655065406532652576.1(73)76.1(73)76.1(73)76.1(73)76
7、767676 60.348.342.433.7574538327676767670676457806580508040803288.988.988.988.989898989 76.1(73)60.348.342.47657453886868686837673709080906590509040101.6101.6101.6101.6-88.976.1(73)60.348.3-95959595928983791009010080100651005010040114.3114.3114.3114.3114.3-108108108108101.688.976.1(73)60.348.3-89765
8、7451051051051051051029895898612510012590125801256512550139.7139.7139.7139.7133- 133133133 114.3101.688.976.1(73)60.3 108-897657124124124124124117114111108105150125150100150901508015065168.3168.3168.3168.3168.3159159 -159159139.7114.3101.688.976.1(73) 133108-897614314314314314313713012712412120015020
9、012520010020090219.1219.1219.1219.1219219219- 168.3139.7114.3101.6159133108-178178178178168162156152200200200150200125200100273.0273.0273.0273.0273273273273219.1168.3139.7114.3219159133108216216216216208194191184300250300200300150323.9323.9323.9325325325 273.0219.1168.3 27321915925425425424122921930
10、0125323.9325139.7133254216350300350250350200350150355.6355.6355.6355.6377377377377323.9273.0219.1168.3325273219159279279279279270257248238400350400300400250400200400150406.4406.4406.4406.4406.4426426426426426355.6323.9273.0219.1168.33773252732191593053053053053053052952832732644504004503504503004502
11、50450200457.2457.2457.2457.2457.2478478478478478 406.4355.6323.9273.0219.1426377325273219343343343343343330330321308298500450500100500350500300500250500200508.0508.0508.0508.0508.0508.0529529529529529529457.2406.4355.6323.9273.0219.14784263773252732193813813813813813813683563563463333245505005504505
12、50400559559559-508457406-419419419406394381600550600550600450610610610-630630559508457-530480432432432432432419650600650550650500660660660-610559508-495495495483470457700650700600700550711711711-720-660610559-630-521521521521508495750700750650750600762762762-711660610-5595595595465465338007508007008
13、00650813813813-820-762711660-720-597597597584572572850800850750850700864864864-813762711-635635635622610597900850900800900750914914914-920-864813762-820 -673673673660648635950900950850950800965965965-914864813-7117117117116986861000950100090010008500 101610161016-1020-965914864-920 -7497497497497377
14、241000100010509501050900106710671067-1016965914-76276276271171171111001050110010001100950111811181118-1120-10671016965-1020 -813813813762749737115011001150105011501000 116811681168-111810671016-851851851800787775120011501200110012001050 122012201220-1220-116811181067-1120 -88988988983883881312参 表 00
15、 弯弯端中端外 00 000 0 000 半半系系头头 半 0 0 00 径径半径 00.0 00 0 00 0 0 0 0 0 . 0 00 00 0 . 00 0 000 0 . 00 0 00 0 0 0 . 0 0 00 . . 0. 0 0 0. 000 000.000 (0 00 00 0 . . . . .0 0 000 0 0 . .0 . 0 0 00 . . . 0 . 0. 0 0 . . 0 . . . 0 00000 0 0 . . . 0 0 000 00 0 . 0. . - . . 0 0 . 0 - ) .0 . .0 . 0 0 - . 0 ) 0.0 .0 000 0 0 0 . . . 0 0 . . 0 0 0 0 -.0 . -.00 0 0 0 . . .( . . . 0 0 . (.) (.) 0 . . .0 0 0000 . . . 0 . . . . . . . 系系系系 面面外 0 / （参四通 00 0 0 0 0 0 0 .0 . 0 .0 . .0 . .0 . . 00.0 . . . . . . . . 系系面端外 （参通通焊 0 0 0 0 0 0 0 0 0 0。厚 壁列用优数的采可 0 .0