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2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB/T 5231-2022 Designation and chemical composition of wrought copper and copper alloys 加工铜及铜合金牌号和化学成分 - 中英文版 |
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GB/T 5235-2021 Designation and chemical composition of wrought nickel and nickel alloy 加工镍及镍合金牌号和化学成分 - 中英文版 |
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GB/T 5231-2012 Designation and chemical composition of wrought copper and copper alloys 加工铜及铜合金牌号和化学成分 - 中英文版 |
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GB/T 13911-2008 Designation for metallic coating and chemical treatment 金属镀覆和化学处理标识方法 - 中英文版 |
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GB/T 20878-2007 Stainless and heat-resisting steels - Designation and chemical composition 不锈钢和耐热钢 牌号及化学成分 - 中英文版 |
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