GB/T 1239.4-1989 English PDFUS$319.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 1239.4-1989: Hot coiled helical springs--Technical specifications Status: Obsolete
Basic dataStandard ID: GB/T 1239.4-1989 (GB/T1239.4-1989)Description (Translated English): Hot coiled helical springs--Technical specifications Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: J26 Classification of International Standard: 21.16 Word Count Estimation: 8,838 Date of Issue: 3/22/1989 Date of Implementation: 1/1/1990 Older Standard (superseded by this standard): GB 1239-1976 Quoted Standard: GB 1222; GB 1239.5; GB 1805; GB 224; GB 230; GB 231; GB 4459.4 Adopted Standard: JIS B2702-1987, NEQ Regulation (derived from): Announcement of Newly Approved National Standards 2009 No. (No. 142 overall) Section 2; China Standard Herald 2009-08 |