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压水堆核电厂用不锈钢 第2部分:2、3级热交换器管板用奥氏体不锈钢锻件
Stainless steel for pressurized water reactor of nuclear power plants-Part 2:Austenitic stainless steel forgings for class 2 and 3 tube plates of heat exchanger
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冷轧轴承环件机械加工余量及公差
Machining allowance and tolerance for cold rolled bearing ring
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齿轮轴毛坯楔横轧 技术条件
Specification of gear-shaft blank produced by cross wedge rolling
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直齿锥齿轮精密冷锻件 技术条件
Technical requirements on precision cold forging of straight bevel gear
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25MW以下汽轮机轮盘及叶轮锻件 技术条件
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50MW以下汽轮发电机转子锻件 技术条件
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25MW以下汽轮机转子体和主轴锻件 技术条件
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大型不锈、耐酸、耐热钢锻件 技术条件
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