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| International Standard Category: Steels |
GB/T 15712-2008 Microalloyed medium carbon steels
非调质机械结构钢 ;
| Category No.: | 77.080.20 | Valid Status: | superseded |
| Issued Organization: | AQSIQ; SAC | Issued Date: | 2008-05-13 |
| Implemented Date: | 2008-11-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 15712-2016 Microalloyed medium crabon steels |
Superseded Date: | 2017-7-1 |
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