HG/T 20613-2009
钢制管法兰用紧固件(PN系列)
Bolting for use with steel pipe flanges (PN designated)
2009-02-05
GB/T 9124.1-2019
钢制管法兰 第1部分：PN 系列
Steel pipe flanges—Part 1：PN designated
2019-05-10
HG/T 20609-2009
钢制管法兰用金属包覆垫片(PN系列)
Metal jacketed gaskets for use with steel pipe flanges (PN designated)
2009-02-05
HG/T 20607-2009
钢制管法兰用聚四氟乙烯包覆垫片(PN系列)
PTFE envelope gaskets for use with steel pipe flanges (PN designated)
2009-02-05
HG/T 20614-2009
钢制管法兰、垫片、紧固件选配规定(PN系列)
Specification for selection of steel pipe flanges,gaskets and bolting (PN designated)
2009-02-05
HG/T 20610-2009
钢制管法兰用缠绕式垫片(PN系列)
Spiral wound gaskets for use with steel pipe flanges (PN designated)
2009-02-05
GB/T 9125.1-2020
钢制管法兰连接用紧固件 第1部分：PN系列
Fasteners for steel pipe flange joints—Part 1:PN designated
2020-09-29
DIN 2873
PN 10 and PN 25 flanged enamelled steel pipes and fittings
法兰管件和法兰钢衬玻璃管-PN 10和PN 25
2002-06-01
HG/T 20611-2009
钢制管法兰用具有覆盖层的齿形组合垫(PN系列)
Covered serrated metal gaskets for use with steel pipe flanges (PN designated)
2009-02-05
HG/T 20606-2009
钢制管法兰用非金属平垫片(PN系列)
Non-metallic flat gaskets for use with steel pipe flanges (PN designated)
2009-02-05
UNE-EN 1092-1-2008
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 1: Steel flanges
法兰及其连接件.管道、阀门、配件和附件的圆形法兰 PN指定.第1部分:钢法兰
2008-10-15
GB/T 9128.1-2023
钢制管法兰用金属环垫 第1部分：PN系列
Metallic ring joint gaskets for steel pipe flanges—Part 1：PN designated
2023-09-07
GB/T 17241.1-2024
铸铁管法兰 第1部分：PN系列
Cast iron pipe flanges—Part 1:PN designated
2024-04-25
GB/T 43079.1-2023
钢制管法兰、垫片及紧固件选用规定 第1部分：PN系列
Specification for selection and matching of steel pipe flanges, gaskets and fasteners—Part 1:PN designated
2023-09-07
BS EN 1515-2-2001
Flanges and their joints. Bolting-Classification of bolt materials for steel flanges, PN designated
法兰及其接头 抽薹
2002-07-23
DIN 2848
Lined flanged steel pipes and flanged steel or cast iron fittings rated for pressures of (PN 10), 25 bar (PN 25) and 40 bar (PN 40)
法兰钢管和带衬里的法兰钢或铸铁配件-PN 10、PN 25和PN 40
2002-06-01
GB/T 4622.1-2022
管法兰用缠绕式垫片 第1部分：PN系列
Spiral wound gaskets for pipe flanges—Part 1: PN designated
2022-10-12
BS EN 1092-4-2002
Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated-Aluminium alloy flanges
法兰及其接头 管道、阀门、配件和附件用圆形法兰 PN指定
2002-07-23
BS EN 1092-2-1997
Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated-Cast iron flanges
法兰及其接头 管道、阀门、配件和附件用圆形法兰 PN指定
1997-09-15
BS EN 1092-3-2003
Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated-Copper alloy flanges
法兰及其接头 管道、阀门、配件和附件用圆形法兰 PN指定
2016-04-30