1) dezincification
[英][di:,ziŋkəfə'keiʃən] [美][di,zɪŋkəfə'keʃən]
脱锌腐蚀
1.
Effect of Bi Content on the Dezincification Property of the Brass
铋含量对黄铜脱锌腐蚀性能的影响
2.
The effect of cold-deformation amount and annealing temperature on the dezincification of the unleaded free-cutting brass were investigated.
采用脱锌腐蚀深度测量方法,光学显微镜分析和SEM等分析方法,研究了不同的冷变形量和退火温度对无铅易切削铋黄铜的耐脱锌腐蚀性能的影响。
3.
The results show that the main cause of the original corrosion leakage of H68A condenser brass copper tubes is dezincification and.
结果表明,造成H 68A凝汽器黄铜管腐蚀泄漏的主要原因是脱锌腐蚀。
2) dezincification corrosion
脱锌腐蚀
1.
The failure was caused by dezincification corrosion.
结果表明:凝汽器铜管的腐蚀属栓状脱锌腐蚀。
2.
The results show that the failure of oil-cooler is bolt-like dezincification corrosion.
结果表明 ,冷油器铜管的腐蚀属于栓状脱锌腐蚀。
3.
The paper presents some results obtained from a research about effects of rare-earth(RE)and boron(B)refining on the microstructure and dezincification corrosion properties of casting lead brass.
研究了加入稀土和硼细化处理对铸造铅黄铜组织和脱锌腐蚀性能的影响。
3) dezincification corrosion resistance
耐脱锌腐蚀
1.
The results show that dezincification corrosion resistance of cold-rolled RE HSn62-1 brass is worse than that of hot-rolled brass and as-cast brass due to β phase distributed along cold-working direction and the increasc of dislocation density and residual stress.
采用脱锌腐蚀深度测量方法、恒电位测试方法和光学显微镜等分析方法,研究了不同的加工工艺对稀土HSn62-1黄铜的耐脱锌腐蚀性能的影响。
4) liquid zinc corrosion
锌液腐蚀
6) corrosion in melting zinc
熔锌腐蚀
1.
Since ferroalloy is liable to corrosion in melting zinc,it is imperative to evaluate the anticorrosion behavior of the ferroalloy fast and accurately in terms of the selection of the ferroalloy materials.
熔融的液锌对Fe基合金有很强的腐蚀作用,判断Fe基合金的耐熔锌腐蚀性能对选择Fe基合金材料有重要的作用。
补充资料：脱锌
分子式：
CAS号：
性质：黄铜脱锌是典型成分的选择性腐蚀。其表现形式有均匀的层状脱锌和不均匀的带状或栓状脱锌两种。其结果是前者的合金表面层变为力学性能脆弱的铜层，强度下降；后者脱锌的腐蚀产物为丧失强度的疏松多孔的铜残渣，容易早期穿孔，危害性更大。一般而言，简单黄铜(铜和锌的二元合金)多见层状脱锌；而耐腐蚀性的复杂黄铜(铜和锌再加其他组分的多元合金)则多见栓状脱锌。腐蚀性强的介质如弱酸、弱碱或海水易发生层状脱锌，而腐蚀性弱的介质如河水反而容易发生栓状脱锌。在黄铜中加砷(加砷量0.02％～0.06％)可防止黄铜脱锌。
CAS号：
性质：黄铜脱锌是典型成分的选择性腐蚀。其表现形式有均匀的层状脱锌和不均匀的带状或栓状脱锌两种。其结果是前者的合金表面层变为力学性能脆弱的铜层，强度下降；后者脱锌的腐蚀产物为丧失强度的疏松多孔的铜残渣，容易早期穿孔，危害性更大。一般而言，简单黄铜(铜和锌的二元合金)多见层状脱锌；而耐腐蚀性的复杂黄铜(铜和锌再加其他组分的多元合金)则多见栓状脱锌。腐蚀性强的介质如弱酸、弱碱或海水易发生层状脱锌，而腐蚀性弱的介质如河水反而容易发生栓状脱锌。在黄铜中加砷(加砷量0.02％～0.06％)可防止黄铜脱锌。
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参考词条