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3YC24合金是一种Ni-Cr-Mo-W基的高性能耐腐蚀合金,在氧化-还原性介质中具有良好的耐腐蚀性能。本文介绍了该合金的机械性能、弹性性能和在某些强腐蚀性介质中的耐腐蚀性能。同时以化工氯碱工业和有机磷农药生产为例,介绍了该合金在现场的挂片试验结果和仪表的应用试验情况。结果表明,合金的机械加工性能、元件成型性能,仪表的防腐性能完全满足仪表制造和化工防腐要求,该合金研制成功为湿氯气、烧碱、某些无机酸和有机酸、氯化物和海水等腐蚀介质的防腐仪表提供了一种性能良好的合金。
3YC24 alloy is a Ni-Cr-Mo-W based high-performance corrosion-resistant alloy with good corrosion resistance in oxidation-reduction media. This article describes the mechanical properties of the alloy, the elastic properties and corrosion resistance in some highly corrosive media. Taking chemical chlor-alkali industry and organophosphorus pesticide production as an example, this paper introduces the test results of coupons on the site of the alloy and application test of the instrument. The results show that the machinability, component formability and instrument corrosion resistance of the alloy fully meet the requirements of instrument manufacture and chemical anticorrosive. The alloy has been successfully developed with wet chlorine, caustic soda, some inorganic and organic acids, chlorides and seawater etc Medium anti-corrosion instrumentation provides a good performance alloy.