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Standard Insuued on: 2009-12 |
Category No.: | SH | Valid Status: | superseded |
Issued Organization: | NDRC | 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Superseded Standard.: | SH/T 3523-2020 Welding specification of Cr-Ni stainless steel, Fe-Ni alloy, Ni alloy and stainless clad steel in petrochemical industry |
Superseded Date: | 2021-4-1 |
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