Chinese Standards Shop Partner of Google-Books Database: 169760 (Jul 13, 2019)

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	Related Standard
HG 20530-1992	English	259	Add to Cart	Days<=3	Steel pipe flanges for welding lip seal ring	Valid	HG 20530-1992

Detail Information of HG 20530-1992; HG20530-1992
Description (Translated English): (Welded steel pipe flanges with lip seal ring)
Sector / Industry: Chemical Industry Industry Standard
Classification of Chinese Standard: G91
Classification of International Standard: 71.12
Word Count Estimation: 8,000
Date of Issue: 1993-01-15
Date of Implementation: 1/5/1993
Quoted Standard: GB 699; GB 711; GB 1220; GB 3985; GB 4037; HGJ 50; HGJ 66; ZBJ 22019; ZBG 33002
Drafting Organization: Ministry of Chemical Equipment Design Technology Center
Regulation (derived from): Industry-Science (2010) No.77
Summary: This standard specifies the type, size and technical requirements for welding steel pipe flanges with lip seal ring. This standard applies to HGJ 50 "raised face flanges welded steel pipe with a neck" as stipulated, PN is 1. OMPa (10bar) ~ 16. OMPa (16Obar) projecting face weld neck flange welding lip seal ring.

Related standard:   HG 20528-1992  HG/T 20537.1-1992