b模具钢热作模具钢bbrpstylemarginpxpxpxpaddingpxcolortext-transformnoneline-heightpxtext-indentemletter-spacingnormalfont-familyarialsans-seriffont-sizepxfont-stylenormalfont-weightword-spacingpxwhite-spacenormal-ms-zoomorphanswidowsbackground-colorFFFFFF-webkit-text-stroke-widthpxfont-variant-ligaturesnormalfont-variant-capsnormaltext-decoration-styleinitialtext-decoration-colorinitial模具钢大致可分为冷轧模具钢热轧模具钢和塑料模具钢strongstylemarginpxpaddingpxfont-weight三strong类用于锻造冲压切型压铸等由于各种模具用途不同工作条件复杂因此对模具用钢按其所制造模具的工作条件应具有高的硬度强度耐磨性沙田热作模具钢足够的韧性以及高的淬透性淬硬性和其他工艺性能由于这类用途不同工作条件复杂因此对模具用钢的性能要求也不同ppstylemarginpxpxpxpaddingpxcolortext-transformnoneline-heightpxtext-indentemletter-spacingnormalfont-familyarialsans-seriffont-sizepxfont-stylenormalfont-weightword-spacingpxwhite-spacenormal-ms-zoomorphanswidowsbackground-colorFFFFFF-webkit-text-stroke-widthpxfont-variant-ligaturesnormalfont-variant-capsnormaltext-decoration-styleinitialtext-decoration-colorinitialimgsrchttpsdownloadimgdnscnpicp__zs_syjpgimgsrchttpsdownloadimgdnscnpicp__zs_syjpgppstylemarginpxpxpxpaddingpxcolortext-transformnoneline-heightpxtext-indentemletter-spacingnormalfont-familyarialsans-seriffont-sizepxfont-stylenormalfont-weightword-spacingpxwhite-spacenormal-ms-zoomorphanswidowsbackground-colorFFFFFF-webkit-text-stroke-widthpxfont-variant-ligaturesnormalfont-variant-capsnormaltext-decoration-styleinitialtext-decoration-colorinitialstrongstylemarginpxpaddingpxfont-weight冷轧模具strong包括冷冲模拉丝模拉延模压印模搓丝模滚丝板冷镦模和冷挤压模等冷作模具用钢按其所制造具的工作条件应具有高的硬度强度耐磨性足够的韧性虎门热作模具钢以及高的淬透性淬硬性和其他工艺性能ppstylemarginpxpxpxpaddingpxcolortext-transformnoneline-heightpxtext-indentemletter-spacingnormalfont-familyarial热作模具钢sans-seriffont-sizepxfont-stylenormalfont-weightword-spacingpxwhite-spacenormal-ms-zoomorphanswidowsbackground-colorFFFFFF-webkit-text-stroke-widthpxfont-variant-ligaturesnormalfont-variant-capsnormaltext-decoration-styleinitialtext-decoration-colorinitialimgsrchttpsdownloadimgdnscnpicp__zs_syjpgpdividdiv_zsDIVdivstyle"text-aligncenter"imgstyle"max-width"src"httpsdownloadimgdnscnheropicp__zs_syjpg"brbrimgstyle"max-width"src"httpsdownloadimgdnscnheropicp__zs_syjpg"brbrimgstyle"max-width"src"httpsdownloadimgdnscnheropicp__zs_syjpg"brbrimgstyle"max-width"src"httpsdownloadimgdnscnheropicp__zs_syjpg"brbrimgstyle"max-width"src"httpsdownloadimgdnscnheropicp__zs_syjpg"brdivdivbrb东莞DC模具钢bbrpD模具钢与DC模具钢有区别吗自己采购一批厚度的D模具钢线割后发现内部很多黑点后来采购DC模具钢发现模具刀口也是容易磨损D模具钢与DC模具钢同属于冷作模具钢都是耐磨性很好的冷作模具钢但性能和应用场合有很大的不同pp?D模具钢与DC模具钢的性质区别主要表现在如下方面pp?金属合金含量值不同D模具钢属于高碳高铬模具钢DC模具钢属于中碳中合金模具钢pp?耐磨性能不同D模具钢的耐磨性是CrMoV的-倍DC模具钢的耐磨性是CrMoV的-倍pp?韧性抗崩裂能力不同DC模具钢韧性好于D模具钢选用D模具钢是出于耐磨性考虑选用DC模具钢是出于耐磨性和韧性兼备的考虑brbrimgsrchttpsdownloadimgdnscnpicp__zs_syjpgpbrpstrongspanstylecolorfont-familyArialfont-sizesmall冷轧模具spanstrongspanstylecolortext-transformnonetext-indentpxletter-spacingnormalfont-familyarialsans-seriffont-sizepxfont-stylenormalfont-weightword-spacingpxfloatnonedisplayinlineimportantwhite-spacenormalorphanswidowsbackground-colorFFFFFF-webkit-text-stroke-widthpxfont-variant-ligaturesnormalfont-variant-capsnormaltext-decoration-styleinitialtext-decoration-colorinitial包括spanstylecolortext-transformnonetext-indentpxletter-spacingnormalfont-familyarialsans-seriffont-sizepxfont-stylenormalfont-weightword-spacingpxfloatnonedisplayinlineimportantwhite-spacenormalorphanswidowsbackground-colorFFFFFF-webkit-text-stroke-widthpxfont-variant-ligaturesnormalfont-variant-capsnormaltext-decoration-styleinitialtext-decoration-colorinitial用于这类用途的合金工具用钢一般属于高碳span合金钢spanstylecolortext-transformnonetext-indentpxletter-spacingnormalfont-familyarialsans-seriffont-sizepxfont-stylenormalfont-weightword-spacingpxfloatnonedisplayinlineimportantwhite-spacenormalorphanswidowsbackground-colorFFFFFF-webkit-text-stroke-widthpxfont-variant-ligaturesnormalfont-variant-capsnormaltext-decoration-styleinitialtext-decoration-colorinitial碳质量分数在以上铬是这类钢的重要span合金元素spanstylecolortext-transformnonetext-indentpxletter-spacingnormalfont-familyarialsans-seriffont-sizepxfont-stylenormalfont-weightword-spacingpxfloatnonedisplayinlineimportantwhite-spacenormalorphanswidowsbackground-colorFFFFFF-webkit-text-stroke-widthpxfont-variant-ligaturesnormalfont-variant-capsnormaltext-decoration-styleinitialtext-decoration-colorinitial其质量分数通常不大于但对于一些耐磨性要求很高淬火后变形很小模具用钢铬质量分数可达并且为了形成大量span碳化物spanstylecolortext-transformnonetext-indentpxletter-spacingnormalfont-familyarialsans-seriffont-sizepxfont-stylenormalfont-weightword-spacingpxfloatnonedisplayinlineimportantwhite-spacenormalorphanswidowsbackground-colorFFFFFF-webkit-text-stroke-widthpxfont-variant-ligaturesnormalfont-variant-capsnormaltext-decoration-styleinitialtext-decoration-colorinitial钢中碳质量分数也很高可达冷作模具钢的碳含量较高其组织大部分属于span过共析钢spanstylecolortext-transformnonetext-indentpxletter-spacingnormalfont-familyarialsans-seriffont-sizepxfont-stylenormalfont-weightword-spacingpxfloatnonedisplayinlineimportantwhite-spacenormalorphanswidowsbackground-colorFFFFFF-webkit-text-stroke-widthpxfont-variant-ligaturesnormalfont-variant-capsnormaltext-decoration-styleinitialte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