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Standard Insuued on: 2000-04 |
Category No.: | JB | Valid Status: | superseded |
Issued Organization: | State Administration of Machinery Industry; State Bureau of Petroleum and Chemical Industry | Issued Date: | 2000-04-24 |
Implemented Date: | 2000-9-30 | Abolished Date: | |
Superseded Standard.: | NB/T 47009-2010(JB/T NB/T 47009-2010(JB/T4727) Low-alloy steel forgings for low temperature pressure equipments |
Superseded Date: | 2010-12-15 |
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