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| Standard Insuued on: 1993-06 |
GB/T 1839-1993 Steel product. Zinc coating mass testing method
钢铁产品镀锌层质量试验方法
| Category No.: | GB | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 1993-06-10 | |
| Implemented Date: | 1994-1-1 | Abolished Date: | 2004-04-01 |
| Superseded Standard.: | GB/T 1839-2003 Test method for gravimetric determination of mass per unit area of galvanized coatings steel products |
Superseded Date: | 2004-4-1 |
QC/T 578-1999
GB/T 14454.17-1993
GB/T 14494-1993
JB/T 2638-1993
GB/T 14461-1993
GB/T 14469-1993
JB/T 6667.1-1993
DB31/ 121-1993
GB/T 14441-2008
GB/T 14442-2008
GB/T 14469-2001
GB/T 14437-1997
GB/T 14564-1993
GB/T 14565-1993
GB/T 14563-1993
GB/T 14483-1993
SH 0554-1993
GB/T 14486-1993
GB/T 14485-1993
GB/T 14484-1993
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