Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
SH/T 3401-2013 |
Nonmetallic flat gaskets for steel pipe flanges in petrochemical industry 石油化工钢制管法兰用非金属平垫片 |
China Petrochemical Industry
Standards Non metallic flat |
![]() English PDF |
HG/T 20627-2009 |
Non-metallic flat gaskets for use with steel pipe flanges (Class designated) 钢制管法兰非金属平垫片(Class系列) |
China Chemical Industry
Standards Non metallic flat |
![]() English PDF |
HG/T 20606-2009 |
Non-metallic flat gaskets for use with steel pipe flanges (PN designated) 钢制管法兰用非金属平垫片(PN系列) |
China Chemical Industry
Standards Non metallic flat |
![]() English PDF |
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