澳大利亚客户采购15-35公斤铸钢件，树脂砂造型，
xinyuzh
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来自：广东 茂名
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浏览220次
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提问时间：05-09 03:38
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回答数量：8
The material we are seeking is Pearlitic CrMo cast steel tothe following specification.
%C 0.6 ~ 0.8
%Si 0.75 max
%P 0.05 max
%S 0.03 max
%Ni 0.3 max
%Cr 2.0 ~ 2.4
%Mo 0.2 ~ 0.4
%Cu 0.25 max
%Al 0.05 max
%Fe balance
Condition is normalised and tempered.
Hardness range is 33~42 HRC with the target 37 HRC.
Castings will be generally in the 15 to 35kg range.Production will need to be by some form of no-bake hard sand moulding.
工艺分类
