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40Cr调质之后能达到多少硬度? |
Re: 40Cr调质之后能达到多少硬度?
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Re: 40Cr调质之后能达到多少硬度?
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Re: 40Cr调质之后能达到多少硬度?
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Re: 40Cr调质之后能达到多少硬度?
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Re: 40Cr调质之后能达到多少硬度?
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Re: 40Cr调质之后能达到多少硬度?
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Re: 40Cr调质之后能达到多少硬度?
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Re: 40Cr调质之后能达到多少硬度?
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Re: 40Cr调质之后能达到多少硬度?
点评
听说40cr有碳氮共渗的工艺,是不是能好些?
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