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桥梁伸缩缝异型钢

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通常接冷作模具的使用条件,可以将钢种选择分为以下四种情况:

发布日期:2017-03-31 作者: 点击:

(1)尺寸小、形状简单、轻负荷的冷作模具。例如。小冲头,剪落钢板的剪刀等可选用T7A、T8A、T10A、T12A等碳素工具钢制造。这类钢的优点是;可加工性好、价格便宜、来源容易。但其缺点是:淬透性低、耐磨性差、淬火变形大。因此,只适于制造一些尺寸小、形状简单、轻负荷的工具以及要求硬化层不深并保持高韧性的冷像模等。

(2)CHICUNDA、XINGZHUANGFUZA、QINGFUHEDELENGZUOMOJU。CHANGYONGDEGANGZHONGYOU9SiCr、CrWMn、GCr15JI9Mn2VDENGDIHEJINRENJUGANG。ZHEIXIEGANGZAIYOUZHONGDECUITOUZHIJINGDATISHANGKEDA40mmYISHANG。QIZHONG9Mn2VGANGSHIWOGUOJINNIANLAIFAZHANDEYIZHONGBUHANCrDELENGZUOMOJUYONGGANG。KEDAITIHUOBUFENDAITIHANCrDEGANG。

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刘伯温四肖四码图网址Cr4W2MoVGANGJUYOUGAOYINGJU、GAONAIMOXINGHECUITOUXINGHAODENGYOUDIAN。BINGJUYOUJIAOHAODEHUIHUOWENDINGXINGJIZONGHELIXUEXINGNENG。YONGGANZHIZAOGUIGANGPIANCHONGMODENG。KESHISHOUMINGBICr12MoVGANGTIGAO1~3BEIYISHANGDANCIGANGDUANZAOWENQUFANWEIJIAOZHAI,DUANZAOHEXIANKAILIE。YINGYANGEKONGZHIDUANZAOWENDUHECAOZUOGUIRENCr2Mn2SiWMoVGANGCUIHUOWENDUDI、CUIHUOBIANXINGXIAO、CUITOUXINGGAO。YOUKONGCUIWEIBIANXINGMOJUGANGZHICHENG7W7Cr4MoVGANGKEDAIW18Cr4VHECr12MoVGANG。QITEDIANSHIGANGDETANHUAWUBUJUNYUNXINGHERENXINGDEDAOHENDADEGAISHAN。


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