QCr0.5-0.2-0.1鉻青銅板
牌號:QCr0.5-0.2-0.1
標準:GB/T 2045-1980(1996年確認)
●特性及適用范圍:
為加有少量鎂、鋁的鉻青銅,與QCr0.5相比,不僅進一步提高了耐熱性和耐蝕性,而且可改善缺口敏感性,其他性能和QCr0.5相似。
●化學成份:
銅 Cu :余量
鋁 Al:0.1~0.25
鉻 Cr:0.4~1.0
鎂 Mg:0.1~0.25
注:≤0.5(雜質)
●力學性能:
硬度 :≥110 HB
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