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空分设备的一些部机需在低温(一70℃以下)及高温(250℃以上)环境下工作,并且对产品安全性和可靠性有较高要求。本文详述了针对以上特点,采用转化膜技术、镀网纹铬技术、水溶性金属清洗剂清洗技术、厌氧胶技术,对产品进行脱脂清洗、强化处理,以及补漏、粘接、防腐、装饰等处理的经验和方法,并对表面处理技术的应用前景看好。
Some machines in the air separation plant need to work under low temperature (below 70 ℃) and high temperature (above 250 ℃), and have high requirements on product safety and reliability. This article details the above features, the use of conversion coating technology, Chrome plating technology, water-soluble metal cleaning agent cleaning technology, anaerobic adhesive technology, product degreasing cleaning, strengthening treatment, as well as trapping, bonding, corrosion, decoration And other treatment experience and methods, and application prospects of surface treatment technology is good.