Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
SH/T 3426-2014 |
Steel jacketed pipe flanges in petrochemical industry 石油化工钢制夹套管法兰 |
China Petrochemical Industry
Standards Steel jacketed pipe |
![]() English PDF |
HG/T 20630-2009 |
Metal jacketed gaskets for use with steel pipe flanges (Class designated) 钢制管法兰金属包覆垫片(Class系列) |
China Chemical Industry
Standards Steel jacketed pipe |
![]() English PDF |
HG/T 20609-2009 |
Metal jacketed gaskets for use with steel pipe flanges (PN designated) 钢制管法兰用金属包覆垫片(PN系列) |
China Chemical Industry
Standards Steel jacketed pipe |
![]() English PDF |
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