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| Standard Insuued on: 1988-09 |
GB 9942-1988 High speed tool steel forged bars with large section-Technical requirements
高速工具钢大截面锻制钢材技术条件
| Category No.: | GB | Valid Status: | abolished |
| Issued Organization: | China Steel Industry Association | Issued Date: | 1988-09-20 |
| Implemented Date: | 1990-1-1 | Abolished Date: | 2008-11-01 |
| Superseded Standard.: | GB/T 9943-2008 High-speed tool steels |
Superseded Date: | 2008-11-1 |
GB 4706.20-1988
GB/T 9852.1-1988
GB 9891-1988
GB/T 9833.2-1988
GB/T 9833.3-1988
GB/T 9833.1-1988
GB 4706.21-2008
GB 9743-2007
GB/T 604-1988
GB/T 602-1988
GB/T 603-1988
GB 9743-1997
GB/T 9846.12-1988
GB/T 9846.2-1988
GB/T 9846.8-1988
GB/T 9846.11-1988
GB/T 9944-1988
GB/T 3653.4-1988
GB 9948-1988
GB/T 3653.3-1988
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