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  1. foundrymaninchina

    Aluminum fan blade failures

    I think the casting's chemical composition is not fit to the specification:mil-21180a.and the heat treat is not do ,or is not good.The porosity in the casting means that the casting process is also not good. You can tell your supplier about strength,enlogation,hardness.I think a experience...
  2. foundrymaninchina

    Machanical properties of casting and forging

    the squeeze aluminum castings have almost the same mechanical properties as forgings.
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