1、 45弯头/45ELBOW 90弯头/90ELBOW 180弯头/180ELBOW中心至端面 Center to End中心至中心Center to Center背面至端面Back to Face45弯头45Elbow 90弯头90Elbow 180弯头 180Elbow 公称通径Nominal Diameter 端部外径Outside Diameter at Bevel B A O KDN NPSA 系列Series AB 系列Series B长半径Long Radius长半径Long Radius短半径ShortRadius长半径Long Radius 短半径ShortRadius 长半径
2、(A 系列)Long Radius 短半径(A系列 )ShortRadius 15 1/2 21.3 18 16 38 - 76 - 48 -20 3/4 26.9 25 19 38 - 76 - 51 -25 1 33.7 32 22 38 25 76 51 56 4132 1.1/4 42.4 38 25 48 32 95 64 70 5240 1.1/2 48.3 45 29 57 38 114 76 83 6250 2 60.3 57 35 76 51 152 102 106 8165 2.1/2 76.1(73) 76 44 95 64 190 127 132 10080 3 88.
3、9 89 51 114 76 229 152 159 12190 3.1/2 101.6 - 57 133 89 267 178 184 140100 4 114.3 108 64 152 102 305 203 210 159125 5 139.7 133 79 190 127 381 254 262 197150 6 168.3 159 95 229 152 457 305 313 237200 8 219.1 219 127 305 203 610 406 414 313250 10 273.0 273 159 381 254 762 508 518 391300 12 323.9 32
4、5 190 457 305 914 610 619 467350 14 355.6 377 222 533 356 1067 711 711 533400 16 406.4 426 254 610 406 1219 813 813 610450 18 457.2 478 286 686 457 1372 914 914 686500 20 508.0 529 318 762 508 1524 1016 1016 762550 22 559 - 343 838 559 1676 1118 1118 838600 24 610 630 381 914 610 1829 1219 1219 9146
5、50 26 660 - 406 991 660 1982 1320 - -700 28 711 720 438 1067 711 2134 1422 - -750 30 762 - 470 1143 762 2286 1524 - -800 32 813 820 502 1219 813 2438 1626 - -850 34 864 - 533 1295 864 2590 1728 - -900 36 914 920 565 1372 914 2744 1828 - -950 38 965 - 600 1448 965 2896 1930 - -1000 40 1016 1020 632 1
6、524 1016 3048 2032 - -1050 42 1067 - 660 1600 1067 3200 2134 - -1100 44 1118 1120 695 1676 1118 3352 2236 - -1150 46 1168 - 727 1753 1168 3506 2336 - -1200 48 1220 1220 759 1829 1219 3658 2440 - -对焊弯头规格参数表（GB 12459、GB/T 13401）中心至端面 中心至中心 背面至端面45弯头 90弯头 180弯头 端部外径H F P K公称通径DNA 系列 B 系列 长半径 长半径 短半径 长半
7、径 短半径 长半径 短半径 15 21.3 18 16 38 76 48 20 26.9 25 16 38 76 51 25 33.7 32 16 38 25 76 51 56 4132 42.4 38 20 48 32 95 64 70 5240 48.3 45 24 57 38 114 76 83 6250 60.3 57 32 76 51 152 102 106 8165 76.1(73) 76 40 95 64 191 127 132 10080 88.9 89 47 114 76 229 152 159 12190 101.6 55 133 89 267 178 184 140100
8、 114.3 108 63 152 102 305 203 210 159125 139.7 133 79 190 127 381 254 262 197150 168.3 159 95 229 152 457 305 313 237200 219.1 219 126 305 203 610 406 414 313250 273.0 273 158 381 254 762 508 518 391300 323.9 325 189 457 305 914 610 619 467350 355.6 377 221 533 356 1067 711 711 533400 406.4 426 253
9、610 406 1219 813 813 610450 457.2 478 284 686 457 1372 914 914 686500 508.0 529 316 762 508 1524 1016 1016 762550 559 347 838 559600 610 630 379 914 610650 660 410 991 660700 711 720 442 1067 711750 762 473 1143 762800 813 820 505 1219 813850 864 537 1295 864900 914 920 568 1372 914950 965 600 1448
10、9651000 1016 1020 631 1524 10161050 1067 663 1600 10671100 1118 1120 694 1676 11181150 1168 726 1753 11681200 1220 1220 758 1829 1219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。 对焊异径管规格参数表（GB 12459、GB/T 13401）端部外径D1 D2公称通径 DNA 系列 B 系列 A 系列 B 系列长度2015 26.9 25 21.3 18 382520251533.733.7323226.921.325185
11、15132253220321542.442.442.438383833.726.921.33225185151514032402548.348.3454542.433.7383264644020401548.348.34545 26.721.325186464504050325025502060.360.360.360.357575757 48.342.433.726.94538322576767676655065406532652576.1(73)76.1(73)76.1(73)76.1(73)76767676 60.348.342.433.75745383289898989 8065805
12、08040803288.988.988.988.989898989 76.1(73)60.348.342.4765745388989898990809065905090409032101.6101.6101.6101.6101.6-88.976.1(73)60.348.342.4-1021021021021021009010080100651005010040114.3114.3114.3114.3114.3108108108108108101.688.976.1(73)60.348.3-8976574510210210210210212510012590125801256512550139.
13、7139.7139.7139.7139.7133-133133133 114.3101.688.976.1(73)60.3108-897657127127127127127150125150100150901508015065168.3168.3168.3168.3168.3159159-159159139.7114.3101.688.976.1(73)133108-897614014014014014020015020012520010020090219.1219.1219.1219.1219219219-163.8139.7114.3101.6159133108-1521521521522
14、50200250150250125250100 273.0273.0273.0273.0273273273273219.1168.3139.7114.3219159133108178178178178300250 323.9 325 273.0 273 203300200300150300125323.9323.9323.9325325325219.1168.3139.7219159133203203203350300350250350200350150355.6355.6355.6355.6377377377377323.9273.0219.1168.33252732191593303303
15、30330400350400300400250400200406.4406.4406.4406.4426426426426355.6323.9273.0219.1377325273219356356356356450400450350450300450250457.2457.2457.2457.2478478478478406.4355.6323.9273.0426377325273381381381381500450500400500350500300508.0508.0508.0508.0529529529529457.2406.4355.6323.94784263773255085085
16、08508550500550450550400550350559559559559-508457406356-508508508508600550600500600450600400610610610610-630630630559508457406-530480426508508508508650600650550650500650450660660660660-610559508457-630-630610610610610700650700600700550700500711711711711-720-720660310559508-720-63061061061061075070075
17、0650 762762-711660-610610750600750550762762-610559-610610800750800700800650800600813813813813-820-820762711660610-720 -630 610610610610 850800850750850700850650864864864864-813762711660-610610610610900850900800900750900700914914914914-920-920864813762711-820-82061061061061095090095085095080095075096
18、5965965965-914864813762-61061061061010009501000900100085010008001016101610161016-1020-1020965914864813-920-920610610610610105010001050950105090010508501067106710671067-1016965914864-6106106106101100105011001000110095011009001118111811181118-1120 -112010671016965914-1020-10206106106106101150110011501
19、0501150100011509501168116811681168-111810671016965-711711711711120011501200110012001050120010001220122012201220-1220 -12201168111810671016 -1120 -1120711711711711对焊等径三通、四通规格参数表（GB 12459、GB/T 13401）端部外径D 中心至端面 公称通径 DNA 系列 B 系列 C M15 21.3 18 2520 26.9 25 2925 33.7 32 3832 42.4 38 4840 48.3 45 5750 60.
20、3 57 6465 76.1(73) 76 7680 88.9 89 8690 101.6 95100 114.3 108 105125 139.7 133 124150 168.3 159 143200 219.1 219 178250 273.0 273 216300 323.9 325 254350 355.6 377 279400 406.4 426 305450 457.2 478 343500 508.0 529 381550 559 419600 610 630 432650 660 495700 711 720 521750 762 559800 813 820 597850
21、864 635900 914 920 673950 965 7111000 1016 1020 7491050 1067 762 7111100 1118 1120 813 7621150 1168 851 8001200 1220 1220 889 838对焊异径三通、四通规格参数表（GB 12459、GB/T 13401）端部外径 中心至端面 D1 D2公称通径 DNA 系列 B 系列 A 系列 B 系列C M2015 26.9 25 21.3 18 29 292520251533.733.7323226.921.325183838383832253220321542.442.442.43
22、8383833.726.921.3322518484848484848403240254020401548.348.348.348.345454545 42.433.726.721.33832251857575757575757575040 60.3 57 48.3 45 64 6050325025502060.360.360.3575757 42.433.726.9383225646464575144655065406532652576.1(73)76.1(73)76.1(73)76.1(73)76767676 60.348.342.433.7574538327676767670676457
23、806580508040803288.988.988.988.989898989 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)60.348.3-8976574510510510510510510298958986125100125901258012
24、56512550139.7139.7139.7139.7133- 133133133 114.3101.688.976.1(73)60.3 108-897657124124124124124117114111108105150125150100150901508015065168.3168.3168.3168.3168.3159159 -159159139.7114.3101.688.976.1(73) 133108-897614314314314314313713012712412120015020012520010020090219.1219.1219.1219.1219219219- 1
25、68.3139.7114.3101.6159133108-178178178178168162156152200200200150200125200100273.0273.0273.0273.0273273273273219.1168.3139.7114.3219159133108216216216216208194191184300250300200300150323.9323.9323.9325325325 273.0219.1168.3 273219159254254254241229219300125 323.9 325 139.7 133 254 216350300 355.6 37
26、7 323.9 325 279 270350250350200350150355.6355.6355.6377377377273.0219.1168.3273219159279279279257248238400350400300400250400200400150406.4406.4406.4406.4406.4426426426426426355.6323.9273.0219.1168.3377325273219159305305305305305305295283273264450400450350450300450250450200457.2457.2457.2457.2457.247
27、8478478478478 406.4355.6323.9273.0219.1426377325273219343343343343343330330321308298500450500100500350500300500250500200508.0508.0508.0508.0508.0508.0529529529529529529457.2406.4355.6323.9273.0219.1478426377325273219381381381381381381368356356346333324550500550450550400559559559-508457406-4194194194
28、06394381600550600550600450610610610-630630559508457-530480432432432432432419650600650550650500660660660-610559508-495495495483470457700650700600700550711711711-720-660610559-630-521521521521508495750700750650750600762762762-711660610-559559559546546533800750800700800650813813813-820-762711660-720-59
29、7597597584572572850800850750850700864864864-813762711-635635635622610597900850900800900750914914914-920-864813762-820 -673673673660648635950900950850950800965965965-914864813-7117117117116986861000950100090010008500 101610161016-1020-965914864-920 -7497497497497377241000100010509501050900106710671067-1016965914-76276276271171171111001050110010001100950111811181118-1120-10671016965-1020 -813813813762749737115011001150105011501000 116811681168-111810671016-851851851800787775120011501200110012001050 122012201220-1220-116811181067-1120 -889889889838838813
