日本色wwwcom.,caoporn超碰最新地址进入,97视频国产自在自线2020,亚州,国产精品无码视频

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  • Domestic steel mold
    Position:Home >> Products >> Domestic steel mold
    DF2
    Public Time:2011年10月18日 | Sort:Domestic steel mold | Hits:1020

     

      DF2 steel to manganese - chromium - tungsten alloy, is widely used, high-quality cold work tool steel. There can be widely used metal cold stamping, hand-embossed mold erosion.

     

    DF2 Performance:

        1, processing, good thermal dimensional stability

    2, excellent mechanical processing

    3, insult a hard time, excellent dimensional stability

    4, insult hard and tempered by the high surface hardness and good toughness with body

     

    The chemical composition :(%): DF2

         Carbon chrome-molybdenum vanadium manganese nickel-tungsten silicon aluminum

    C Cr Mn Ni W V Al

    0.95 0.6 1.2 0.6 0.1

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    All rights reserved: Shanghai Zhilian steel trade Co., LTD.
    Copyrigh @ 2010 2011 Shanghai Zhilian steel trade Co., LTD. All rights reserved
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  • 日本色wwwcom.,caoporn超碰最新地址进入,97视频国产自在自线2020,亚州,国产精品无码视频

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