KS B 1426(2023 Confirm)
강제 관 플랜지 통칙
钢制管法兰通则
2018-11-19
JB/T 79-2015
整体钢制管法兰
Integral steel pipe flanges
2015-10-10
JB/T 86-2015
钢制管法兰盖
Steel pipe blank flanges
2015-10-10
HG/T 20592-2009
钢制管法兰(PN系列)
Steel pipe flanges (PN designated)
2009-02-05
HG/T 20615-2009
钢制管法兰(Class系列)
Steel pipe flanges (Class designated)
2009-02-05
JB/T 82-2015
对焊钢制管法兰
Steel pipe welding neck flanges
2015-10-10
KS B 1503
강제 용접식 관 플랜지
钢制焊接管法兰
2023-11-30
GB/T 13402-2019
大直径钢制管法兰
Large diameter steel pipe flanges
2019-05-10
SH/T 3406-2022
石油化工钢制管法兰技术规范
2022-04-08
JB/T 81-2015
板式平焊钢制管法兰
Slip-on-welding plate steel pipe flanges
2015-10-10
HG/T 20623-2009
大直径钢制管法兰(Class系列)
Large diameter steel pipe flanges (Class designated)
2009-02-05
GB/T 13403-2023
大直径钢制管法兰用垫片
Gaskets for large-diameter steel pipe flanges
2023-09-07
JB/T 74-2015
钢制管路法兰 技术条件
Specification for steel pipe flanges
2015-10-10
HG 20530-1992
钢制管法兰用焊唇密封环
1993-01-15
HG/T 20631-2009
钢制管法兰缠绕式垫片(Class系列)
Spiral wound gaskets for use with steel pipe flanges (Class designated)
2009-02-05
JB/T 85-2015
翻边板式松套钢制管法兰
Steel pipe welding neck flanges
2015-10-10
JB 81-1994
凸面板式平焊钢制管法兰
1994-12-09
HG/T 20634-2009
钢制管法兰用紧固件(Class系列)
Bolting for use with steel pipe flanges (Class designated)
2009-02-05
HG/T 20630-2009
钢制管法兰金属包覆垫片(Class系列)
Metal jacketed gaskets for use with steel pipe flanges (Class designated)
2009-02-05
HG/T 20627-2009
钢制管法兰非金属平垫片(Class系列)
Non-metallic flat gaskets for use with steel pipe flanges (Class designated)
2009-02-05