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GB/T 223.69-1997
GB/T 223.69-1997 Methods for chemical analysis of iron,steel and alloy The gas- volumetric method after combustion in the pipe furnace for the determination of carbon content
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Replaced |
| Standard Code | GB/T 223.69-1997 |
| CCS | Analysis methods for steel and iron alloys |
| ICS | Black metals |
| Implement Date | 1997-09-01 |
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$ 75