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| International Standard Category: Welding processes |
SH/T 3523-2009 Specificaton for welding of Cr-Ni stainless steel Fe-Ni and Ni alloy in petrochemical industry
石油化工铬镍不锈钢、铁镍合金和镍合金焊接规程 ;
| Category No.: | 25.160.10 | Valid Status: | superseded |
| Issued Organization: | State Economic and Trade Commission | Issued Date: | 2009-12-4 |
| Implemented Date: | 2010-6-1 | Abolished Date: | |
| Superseded Standard.: | SH/T 3523-2020 Welding specification of Cr-Ni stainless steel, Fe-Ni alloy, Ni alloy and stainless clad steel in petrochemical industry |
Superseded Date: | 2021-4-1 |
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