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低温化学热处理工艺方法选择通则
Selection of low temperature thermochemical treatment processes
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钢铁件的离子渗氮
Iron nitriding for iron and steel parts
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灰铸铁接触电阻加热淬火质量检验和评级
Quanity inspection and enaluation of grey castings hardened by contact-resistance-heating
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球墨铸铁热处理工艺及质量检验
Heat treatment processes and quality inspection of ductile iron
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低、中碳钢球化体评级
Spheroidite grade of low and medium carbon steel
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热处理保护涂料一般技术要求
General technical requirements for heat treatment protective paints
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钢铁零件渗金属层金相检验方法
Metallographic examination method of diffusion metallized layer of steel parts
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硼砂熔盐渗金属
Borax bath metallizing
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钢件的渗碳与碳氮共渗淬火回火
Carburizing or carbonitriding, post-quenching and tempering of steel parts
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高、中温热处理盐浴校正剂
High and medium temperature salt bath rectifier
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