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全过程质量控制

FULL-PROCESS QUALITY CONTROL

从原材料入厂到成品包装入库,我们对每一道关键工序实施严格的质量控制。通过原材料复检、过程检验、尺寸检测、无损检测及成品验收,确保产品尺寸准确、性能稳定,并实现全过程质量追溯。

From incoming raw materials to final packaging and storage, every critical production stage is subject to strict quality control. Through material re-inspection, in-process inspection, dimensional checks, non-destructive testing and final inspection, we ensure dimensional accuracy, stable performance and full process traceability.

starway metal
密封面尺寸(突面、凹面、凸面、榫面、槽面) / SEALING SURFACE SIZE
公称尺寸 DNd(公称压力 PN)f1f2f3WXYZ
DN2.56101625≥40
1035354040404024.5424343523
1540404545454524.5429394028
2050505858585824.5436505135
2560606868686824.5443575842
3270707878787824.5451656650
4080808888888824.5461757660
50909010210210210224.5473878872
6511011012212212212224.549510911094
8012812813813813813824.54106120121105
100148148158158162162254.5129149150128
125178178188188188188254.5155175176154
150202202212212218218254.5183203204182
200258258268268278285254.5239259260238
250312312320320335345254.5292312313291
300365365370378395410254.5343363364342
35041541543042845046525.55395421422394
40046546548249050553525.55447473474446
45052052053255055556025.55497523524496
50057057058561061561525.55549575576548
60067067068572572073525.55649675676648
700775775800795820-2------
800880880905900930-2------
900980980100510001030-2------
100010801080111011151140-2------
120012801295133013301350-2------
14001480151015351530--2------
15001690171017601750--2------
18001890192019601950--2------
20002090212521702150--2------
starway metal
starway metal
starway metal
starway metal
starway metal
板式平焊钢制管法兰 HG/T20593-2009 (PL) — PN10
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰内径 B1
DNAB法兰外径 D中心圆直径 K螺栓孔直径 L螺栓孔数量 n螺栓 ThAB
1017.2149060144M12141815
1521.3189565144M121422.519
2026.92510575144M121627.526
2533.73211585144M121634.533
3242.438140100184M161843.539
4048.345150110184M161849.546
5060.357165125184M161961.559
6576.176185145188M162077.578
8088.989200160188M162090.591
100114.3108220180188M1622116110
125139.7133250210188M1622143.5135
150168.3159285240228M2024170.5161
200219.1219340295228M2024221.5222
2502732733953502212M2026276.5276
300323.93254454002212M2026328328
350355.63775054602216M2028360381
400406.44265655152616M2432411430
4504574806155652620M2436462485
5005085306706202620M2438513.5535
6006106307807253020M2742616.5636
板式平焊钢制管法兰 HG/T20593-2009 (PL) — PN16
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰内径 B1坡口宽度
DNAB法兰外径 D中心圆直径 K螺栓孔直径 L螺栓孔数量 n螺栓 ThABb
1017.2149060144M121418154
1521.3189565144M121422.5194
2026.92510575144M121627.5264
2533.73211585144M121634.5335
3242.438140100184M161843.5395
4048.345150110184M161849.5465
5060.357165125184M161961.5595
6576.176185145188M162077.5786
8088.989200160188M162090.5916
100114.3108220180188M16221161106
125139.7133250210188M1622143.51356
150168.3159285240228M2024170.51616
200219.12193402952212M2026221.52228
2502732734053552612M2429276.527610
300323.93254604102612M243232832811
350355.63775204702616M243536038112
400406.44265805253016M273841143012
4504574806405853020M274246248512
5005085307156503320M3046513.553512
6006106308407703620M3352616.563612
starway metal
starway metal
板式平焊钢制管法兰 HG/T20593-2009 (PL) — PN6
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰内径 B1
DNAB法兰外径 D中心圆直径 K螺栓孔直径 L螺栓孔数量 n螺栓 ThAB
1017.2147550114M10121815
1521.3188055114M101222.519
2026.9259065114M101427.526
2533.73210075114M101434.533
3242.43812090144M121643.539
4048.345130100144M121649.546
5060.357140110144M121661.559
6576.176160130144M121677.578
8088.989190150184M161890.591
100114.3108210170184M1618116110
125139.7133240200188M1620143.5135
150168.3159265225188M1620170.5161
200219.1219320280188M1622221.5222
2502732733753351812M1624276.5276
300323.93254403952212M2024328328
350355.63774904452212M2026360381
400406.44265404952216M2028411430
4504574805955502216M2030462485
5005085306456002220M2030513.5535
6006106307557052620M2432616.5636
starway metal
starway metal
带颈平焊钢制管法兰 HG/T20594-2009 (SO) — PN6
FLAT WELDED STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰内径 B1法兰颈 N圆角法兰高度
DNAB法兰外径 D中心圆直径 K螺栓孔直径 L螺栓孔数量 n螺栓 ThABABRH
1017.2147550114M101218152525420
1521.3188055114M101222.5193030420
2026.9259065114M101427.5264040424
2533.73210075114M101434.5335050424
3242.43812090144M121443.5396060626
4048.345130100144M121449.5467070626
5060.357140110144M121461.5598080628
6576.176160130144M121477.578100100632
8088.989190150184M161690.591110110834
100114.3108210170184M1616116110130130840
125139.7133240200188M1618143.5135160160844
150168.3159265225188M1618170.51611851851044
200219.1219320280188M1620221.52222402401044
2502732733753351812M1622276.52762952951244
300323.93254403952212M20223283283553551244
板式平焊钢制管法兰 HG/T20593-2009 (PL) — PN25
PLATE FLAT WELDED STEEL PIPE FLANGE — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰内径 B1坡口宽度
DNAB法兰外径 D中心圆直径 K螺栓孔直径 L螺栓孔数量 n螺栓 ThABb
1017.2149060144M121418154
1521.3189565144M121422.5194
2026.92510575144M121627.5264
2533.73211585144M121634.5335
3242.438140100184M161843.5395
4048.345150110184M161849.5465
5060.357165125184M162061.5595
6576.176185145188M162277.5786
8088.989200160188M162490.5916
100114.3108235190228M20261161106
125139.7133270220268M2428143.51356
150168.3159300250268M2430170.51616
200219.12193603102612M2432221.52228
2502732734253703012M2735276.527610
300323.93254854303016M273832832811
350355.63775554903316M304236038112
400406.44266205503616M334641143012
4504574806706003620M335046248512
5005085307306603620M3356513.553512
6006106308457703920M36X368616.563612
板式平焊钢制管法兰 HG/T20593-2009 (PL) — PN40
PLATE FLAT WELDED STEEL PIPE FLANGE — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰内径 B1坡口宽度
DNAB法兰外径 D中心圆直径 K螺栓孔直径 L螺栓孔数量 n螺栓 ThABb
1017.2149060144M121418154
1521.3189565144M121422.5194
2026.92510575144M121627.5264
2533.73211585144M121634.5335
3242.438140100184M161843.5395
4048.345150110184M161849.5465
5060.357165125184M162061.5595
6576.176185145188M162277.5786
8088.989200160188M162490.5916
100114.3108235190228M20261161106
125139.7133270220268M2428143.51356
150168.3159300250268M2430170.51616
200219.12193753203012M2736221.52228
2502732734503853312M3042276.527610
300323.93255154503316M304832832811
350355.63775805103616M335436038112
400406.44266605853916M36X36041143012
4504574806856103920M36X36646248512
5005085307556704220M39X372513.553512
6006106308907954820M45X384616.563612
带颈平焊钢制管法兰 HG/T20594-2009 (SO) — PN25
FLAT WELDED STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰内径 B1法兰颈 N圆角法兰高度坡口宽度
DNAB法兰外径 D中心圆直径 K螺栓孔直径 L螺栓孔数量 n螺栓 ThCABABRHb
1017.2149060144M1216181530304224
1521.3189565144M121622.51935354224
2026.92510575144M121827.52646454264
2533.73211585144M121834.53352524285
3242.438140100184M161843.53960606305
4048.345150110184M161849.54670706325
5060.357165125184M162061.55984846345
6576.176185145188M162277.5781041046386
8088.989200160188M162490.5911181188406
100114.3108235190228M20241161101451458446
125139.7133270220268M2426143.51351701708486
150168.3159300250268M2428170.516120020010526
200219.12193603102612M2430221.522225625610528
2502732734253703012M2732276.5276310310126010
300323.93254854303016M2734328328364364126711
350355.63775554903316M3038360381418430127212
400406.44266205503616M3340411430472492127812
4504574806706003620M3346462485520542128412
5005085307306603620M3348513.5535580602129012
6006106308457703920M36X358616.56366847041210012
带颈平焊钢制管法兰 HG/T20594-2009 (SO) — PN40
FLAT WELDED STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰内径 B1法兰颈 N圆角法兰高度坡口宽度
DNAB法兰外径 D中心圆直径 K螺栓孔直径 L螺栓孔数量 n螺栓 ThABABRHb
1017.2149060144M1216181530304224
1521.3189565144M121622.51935354224
2026.92510575144M121827.52645454264
2533.73211585144M121834.53352524285
3242.438140100184M161843.53960606305
4048.345150110184M161849.54670706325
5060.357165125184M162061.55984846345
6576.176185145188M162277.5781041046386
8088.989200160188M162490.5911181188406
100114.3108235190228M20241161101451458446
125139.7133270220268M2426143.51351701708487
150168.3159300250268M2428170.516120020010528
200219.12193753203012M2734221.5222260260105210
2502732734503853312M3038276.5276312312126011
300323.93255154503316M3042328328380380126712
350355.63775805103616M3346360381424444127213
400406.44266605853916M36X350411430478518127814
4504574806856103920M36X357462485522545128416
5005085307556704220M39X357513.5535576598129017
6006106308907954820M45X372616.56366867061210018
带颈平焊钢制管法兰 HG/T20594-2009 (SO) — PN10
FLAT WELDED STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰内径 B1法兰颈 N圆角法兰高度坡口宽度
DNAB法兰外径 D中心圆直径 K螺栓孔直径 L螺栓孔数量 n螺栓 ThABABRHb
1017.2149060144M121618153030422-
1521.3189565144M121622.5193535422-
2026.92510575144M121827.5264545426-
2533.73211585144M121834.5335252428-
3242.438140100184M161843.5396060630-
4048.345150110184M161849.5467070632-
5060.357165125184M161861.5598484628-
6576.176185145188M161877.578104104632-
8088.989200160188M162090.591118118634-
100114.3108220180188M1620116110140140840-
125139.7133250210188M1622143.5135168168844-
150168.3159285240228M2022170.51611951951044-
200219.1219340295228M2024221.52222462461044-
2502732733953502212M2026276.52762982981246-
300323.93254454002212M20263283283503501246-
350355.63775054602216M20263603814004121253-
400406.44265655152616M24264114304564751257-
4504574806155652620M2428462485502525126312
5005085306706202620M2428513.5535559581126712
6006106307807253020M2728616.5636658678127512
带颈平焊钢制管法兰 HG/T20594-2009 (SO) — PN16
FLAT WELDED STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰内径 B1法兰颈 N圆角法兰高度坡口宽度
DNAB法兰外径 D中心圆直径 K螺栓孔直径 L螺栓孔数量 n螺栓 ThABABRHb
1017.2149060144M1216181530304224
1521.3189565144M121622.51935354224
2026.92510575144M121827.52645454264
2533.73211585144M121834.53352524285
3242.438140100184M161843.53960606305
4048.345150110184M161849.54670706325
5060.357165125184M161861.55984845285
6576.176185145188M161877.5781041046326
8088.989200160188M162090.5911181186346
100114.3108220180188M16201161101401408406
125139.7133250210188M1622143.51351681688446
150168.3159285240228M2022170.516119519510446
200219.1219340295228M2024221.522224624610448
2502732734053552612M2426276.5276298298124610
300323.93254604102612M2428328328350350124611
350355.63775204702616M2430360381400412125712
400406.44265805253016M2732411430456475126312
4504574806405853020M2740462485502525126812
5005085307156503320M3044513.5535559581127312
6006106308407703620M3354616.5636658678128312
带颈对焊钢制管法兰 HG/T20595-2009 (WN) — PN16
BUTT WELDING STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰颈SH₁R法兰高度
DNAB法兰外径 D螺栓孔中心圆直径 K螺栓孔直径 L螺栓孔数量 n(个)螺栓 ThN-AN-BS ≥H₁ ≈RH
1017.2149060144M121628281.86435
1521.3189565144M121632322.06438
2026.92510575144M121840402.36440
2533.73211585144M121846462.66440
3242.438140100184M161856562.66642
4048.345150110184M161864642.67645
5060.357165125184M161874742.98545
6576.176185145188M161892922.910645
8088.989200160188M16201051053.210650
100114.3108220180188M16201311313.612852
125139.7133250210188M16221561564.012855
150168.3159285240228M20221841844.5121055
200219.12193402952212M20242352356.3161062
2502732734053552612M24262922926.3161270
300323.93254604102612M24283443447.1161278
350355.63775204702616M24303904108.0161282
400406.44265805253016M27324454648.0161285
4504574806405853020M27404905128.0161287
5005085307156503320M30445485788.0161290
6006106308407703620M33546526708.8181295
7007117209108403624M33367557598.81812100
80081382010259503924M36X33885585510.02012105
900914920112510503928M36X34095595410.02012110
100010161020125511704228M39X3421058106010.02216120
120012191220148513904832M45X3481262126012.53016130
140014221420168515904836M45X3521465146514.23016145
160016261620193018205540M52X4581668166816.03516160
180018291820213020205544M52X4621870187017.53516170
200020322020234522306048M56X4662072207220.04016180
带颈对焊钢制管法兰 HG/T20595-2009 (WN) — PN25
BUTT WELDING STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰颈SH₁R法兰高度
DNAB法兰外径 D螺栓孔中心圆直径 K螺栓孔直径 L螺栓孔数量 n(个)螺栓 ThN-AN-BS ≥H₁ ≈RH
1017.2149060144M121628281.86435
1521.3189565144M121632322.06438
2026.92510575144M121840402.36440
2533.73211585144M121846462.66440
3242.438140100184M161856562.66642
4048.345150110184M161864642.67645
5060.357165125184M162075752.98648
6576.176185145188M162290902.910652
8088.989200160188M16241051053.212858
100114.3108235190228M20241341343.612865
125139.7133270220268M24261621624.012868
150168.3159300250268M24281921904.5121075
200219.12193603102612M24302442446.3161080
2502732734253703012M27322982987.1181288
300323.93254854303016M27343523528.0181292
350355.63775554903316M30383984208.02012100
400406.44266205503616M33404524728.82012110
4504574806706003620M33465005228.82012110
5005085307306603620M334855858010.02012125
6006106308457703920M36X35866068011.02012125
7007117209108403624M33367557598.81812100
80081382010259503924M36X33885585510.02012105
900914920112510503928M36X34095595410.02012110
100010161020125511704228M39X3421058106010.02216120
120012191220148513904832M45X3481262126012.53016130
140014221420168515904836M45X3521465146514.23016145
160016261620193018205540M52X4581668166816.03516160
180018291820213020205544M52X4621870187017.53516170
200020322020234522306048M56X4662072207220.04016180
starway metal
starway metal
带颈对焊钢制管法兰 HG/T20595-2009 (WN) — PN10
BUTT WELDING STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰颈SH₁R法兰高度
DNAB法兰外径 D螺栓孔中心圆直径 K螺栓孔直径 L螺栓孔数量 n(个)螺栓 ThN-AN-BS ≥H₁ ≈RH
1017.2149060144M121628281.86435
1521.3189565144M121632322.06438
2026.92510575144M121840402.36440
2533.73211585144M121846462.66440
3242.438140100184M161856562.66642
4048.345150110184M161864642.67645
5060.357165125184M161874742.98545
6576.176185145188M161892922.910645
8088.989200160188M16201051053.210650
100114.3108220180188M16201311313.612852
125139.7133250210188M16221561564.012855
150168.3159285240228M20221841844.5121055
200219.1219340295228M20242342346.3161062
2502732733953502212M20262922926.3161268
300323.93254454002212M20263423427.1161268
350355.63775054602216M20263854027.1161268
400406.44265655152616M24264404587.1161272
4504574806155652620M24284885107.1161272
5005085306706202620M24285425627.1161275
6006106307807253020M27286426607.1181280
7007117208958403024M27307467558.0181280
80081382010159503324M30328508558.0181290
900914920111510503328M303495095410.0201295
100010161020123011603628M33341052105410.0201695
120012191220145513803932M36X3381256125611.02516115
140014221420167515904236M39X3421460146012.02516120
160016261620191518204840M45X3461666166614.02516130
180018291820211520204844M45X3501868186615.03016140
200020322020232522304848M45X3542072207016.03016150
带颈对焊钢制管法兰 HG/T20595-2009 (WN) — PN100
BUTT WELDING STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰颈SH₁R法兰高度
DNAB法兰外径 D螺栓孔中心圆直径 K螺栓孔直径 L螺栓孔数量 n(个)螺栓 ThN-AN-BS ≥H₁ ≈RH
1017.21410070144M122032321.86445
1521.31810575144M122034342.06445
2026.92513090184M162242422.68448
2533.732140100184M162452522.68458
3242.438155110224M202462622.98660
4048.345170125224M202670702.910662
5060.357195145264M242890903.210668
6576.176220170268M24301081083.612676
8088.989230180268M24321201204.012878
100114.3108265210308M27361501505.012890
125139.7133315250338M30401801806.3128105
150168.31593552903312M30442102107.11210115
200219.12194303603612M335227827810.01610130
2502732735054303912M36X36034034012.51812157
300323.93255855004216M39X36840040014.21812170
350355.63776555604816M45X37446048216.02012189
带颈对焊钢制管法兰 HG/T20595-2009 (WN) — PN160
BUTT WELDING STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰颈SH₁R法兰高度
DNAB法兰外径 D螺栓孔中心圆直径 K螺栓孔直径 L螺栓孔数量 n(个)螺栓 ThN-AN-BS ≥H₁ ≈RH
1017.21410070144M122032322.06445
1521.31810575144M122034342.06445
2026.92513090184M162442422.96452
2533.732140100184M162452522.98458
3242.438155110224M202860603.68560
4048.345170125224M202870703.610664
5060.357195145264M243090904.010675
6576.176220170268M24341081085.012682
8088.989230180268M24361201206.312886
100114.3108265210308M27401501508.0128100
125139.7133315250338M304418018010.0148115
150168.31593552903312M305021021012.51410128
200219.12194303603612M336027827816.01610140
2502732735154304212M39X36834034020.01812155
300323.93255855004216M39X37840040022.21812175
350355.63776555604816M45X37446048216.02012189
带颈对焊钢制管法兰 HG/T20595-2009 (WN) — PN40
BUTT WELDING STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰颈SH₁R法兰高度
DNAB法兰外径 D螺栓孔中心圆直径 K螺栓孔直径 L螺栓孔数量 n(个)螺栓 ThN-AN-BS ≥H₁ ≈RH
1017.2149060144M121628281.86435
1521.3189565144M121632322.06438
2026.92510575144M121840402.36440
2533.73211585144M121846462.66440
3242.438140100184M161856562.66642
4048.345150110184M161864642.67645
5060.357165125184M162075752.98648
6576.176185145188M162290902.910652
8088.989200160188M16241051053.212858
100114.3108235190228M20241341343.612865
125139.7133270220268M24261621624.012868
150168.3159300250268M24281921924.5121075
200219.12193753203012M27342442446.3161088
2502732734503853312M30383063067.11812105
300323.93255154503316M30423623628.01812115
350355.63775805103616M33464084308.82012125
400406.44266605853916M36X35046248211.02012135
4504574806856103920M36X35750052212.52012135
5005085307556704220M39X35756258414.22012140
6006106308907954820M45X37266668616.02012150
带颈对焊钢制管法兰 HG/T20595-2009 (WN) — PN63
BUTT WELDING STEEL PIPE FLANGE WITH NECK — Unit: mm
公称尺寸钢管外径 A1连接尺寸法兰厚度法兰颈SH₁R法兰高度
DNAB法兰外径 D螺栓孔中心圆直径 K螺栓孔直径 L螺栓孔数量 n(个)螺栓 ThN-AN-BS ≥H₁ ≈RH
1017.21410070144M122032321.86445
1521.31810575144M122034342.06445
2026.92513090184M162242422.66448
2533.732140100184M162452522.68458
3242.438155110224M202462622.98660
4048.345170125224M202670702.910662
5060.357180135224M202682822.910662
6576.176205160228M202698983.212668
8088.989215170228M20281121123.612872
100114.3108250200268M24301381384.012878
125139.7133295240308M27341681684.512888
150168.3159345280338M30362022025.6121095
200219.12194153453612M33422562567.11610110
2502732734704003612M33463163168.81812125
300323.93255304603616M335237237211.01812140
350355.63776005253916M36X35642044212.52012150
400406.44266705854216M39X36047549514.22012160
承插焊钢制管法兰 HG/T20597-2009 (SW) — PN25
SOCKET WELDED STEEL PIPE FLANGE — Unit: mm
公称尺寸钢管外径 A1法兰外径连接尺寸法兰厚度法兰内径 B1承插孔 B2U法兰颈圆角法兰高度
DNABD螺栓孔中心圆直径 K螺栓孔直径 L螺栓孔数量 n(个)螺栓 ThABABUNRH
1017.2149060144M121611.591815930422
1521.3189565144M121615.51222.5191035422
2026.92510575144M1218211927.5261145426
2533.73211585144M1218272634.5331352428
3242.438140100184M1618353043.5391460630
4048.345150110184M1618413749.5461670632
5060.357165125184M1620524961.5591784634
承插焊钢制管法兰 HG/T20597-2009 (SW) — PN40
SOCKET WELDED STEEL PIPE FLANGE — Unit: mm
公称尺寸钢管外径 A1法兰外径连接尺寸法兰厚度法兰内径 B1承插孔 B2U法兰颈圆角法兰高度
DNABD螺栓孔中心圆直径 K螺栓孔直径 L螺栓孔数量 n(个)螺栓 ThABABUNRH
1017.2149060144M121611.591815930422
1521.3189565144M121615.51222.5191035422
2026.92510575144M1218211927.5261145426
2533.73211585144M1218272634.5331352428
3242.438140100184M1618353043.5391460630
4048.345150110184M1618413749.5461670632
5060.357165125184M1620524961.5591784634
承插焊钢制管法兰 HG/T20597-2009 (SW) — PN63
SOCKET WELDED STEEL PIPE FLANGE — Unit: mm
公称尺寸钢管外径 A1法兰外径连接尺寸法兰厚度法兰内径 B1承插孔 B2U法兰颈圆角法兰高度
DNABD螺栓孔中心圆直径 K螺栓孔直径 L螺栓孔数量 n(个)螺栓 ThABABUNRH
1017.21410070144M122011.591815940428
1521.31810575144M122015.51222.5191043428
2026.92513090184M1622211927.5261152430
2533.732140100184M1924272634.5331360432
3242.438155110224M2024353043.5391468632
4048.345170125224M2026413749.5461680634
5060.357180135224M2026524961.5591790636
承插焊钢制管法兰 HG/T20597-2009 (SW) — PN100
SOCKET WELDED STEEL PIPE FLANGE — Unit: mm
公称尺寸钢管外径 A1法兰外径连接尺寸法兰厚度法兰内径 B1承插孔 B2U法兰颈圆角法兰高度
DNABD螺栓孔中心圆直径 K螺栓孔直径 L螺栓孔数量 n(个)螺栓 ThABABUNRH
1017.21410070144M122011.591815940428
1521.31810575144M122015.51222.5191043428
2026.92513090184M1622211927.5261152430
2533.732140100184M1624272634.5331360432
3242.438155110224M2024353043.5391468632
4048.345170125224M2026413749.5461680634
5060.357195145264M2428524961.5591795636
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