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HG 20629-1997

HG 20629-1997_English: PDF (HG20629-1997)
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)Related StandardStatusGoogle Book
HG 20629-1997English1279 Add to Cart Days<=9 (Steel pipe flanges with flexible graphite gaskets (American System)) HG 20629-1997 Obsolete HG 20629-1997
 

BASIC DATA
Standard ID HG 20629-1997 (HG20629-1997)
Description (Translated English) (Steel pipe flanges with flexible graphite gaskets (American System))
Sector / Industry Chemical Industry Industry Standard
Classification of Chinese Standard J15
Classification of International Standard 23.040.60
Word Count Estimation 32,344
Date of Issue 1997/11/27
Date of Implementation 1998/2/1
Older Standard (superseded by this standard) HGJ 44��76-1991
Adopted Standard ISO 7483-1991, NEQ
Regulation (derived from) Chemical Industry National Standard, Industry Standard and the International Standard Catalog 2006; Industry-Science [2009] No. 27