由网友()分享简介：注释●商标：SUP九●质料名称：弹簧钢●尺度：JIS G四八零零一:二零零五●特征及合用规模：凸起长处是淬透性差，别的冷添工机能、综协力教机能、抗穿碳机能亦差大截面的各类沉要弹簧，如汽车、机车的大型板簧、螺旋弹簧等。SUP九弹簧钢具备较低弱度、塑性以及韧性，淬透性较差，过冷敏理性比锰钢高，穿碳偏向比硅锰钢小，归水坚性大。...
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SKKT106/16E 企业回答：上海筠微电子科技有限公司电子商务平台，是中国IGBT以及配套驱动网上供应商,公司自1998年成立以来就一直推广IGBT模块及配套驱动，公司和国际半导体企业：德国Infineon、Semikron、IXYS、瑞士Concept,以及日本Fuji、SanRes bussmann熔断器等国际...
回答者：上海筠微电子科技... 10 !function(t){"use strict";function n(t,n){return t(n={exports:{}},n.exports),n.exports}var e=n((function(t){var n=t.exports="undefined"!=typeof window&&window.Math==Math?window:"undefined"!=typeof self&&self.Math==Math?self:Function("return this")();"number"==typeof __g&&(__g=n)})),r=n((function(t){var n=t.exports={version:"2.6.11"};"number"==typeof __e&&(__e=n)})),o=(r.version,function(t){return"object"==typeof t?null!==t:"function"==typeof t}),i=function(t){if(!o(t))throw TypeError(t+" is not an object!");return t},c=function(t){try{return!!t()}catch(t){return!0}},u=!c((function(){return 7!=Object.defineProperty({},"a",{get:function(){return 7}}).a})),a=e.document,l=o(a)&&o(a.createElement),f=!u&&!c((function(){return 7!=Object.defineProperty((t="div",l?a.createElement(t):{}),"a",{get:function(){return 7}}).a;var t})),s=Object.defineProperty,p={f:u?Object.defineProperty:function(t,n,e){if(i(t),n=function(t,n){if(!o(t))return t;var 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SUP9(SuP90p06进口原)
SUP9与SUP9A同属于日标弹簧钢，执行标准“JIS G4801-2005”
SUP9与SUP9A弹簧钢较高强度、塑性和韧性，淬透性较好，过热敏感性比锰钢低、比硅锰钢高，脱碳倾向比硅锰钢小，回火脆性大。故应选择合适的回火温度和冷却速度；一般在淬火并中温回火状态下使用SUP9与SUP9A用于车辆、拖拉机工业上制作负荷较重、应力较大的板簧和直径较大的螺旋弹簧。
SUP9与SUP9A化学成分区别如下图：
正文
●牌号：SUP9
●材料名称：弹簧钢
●标准：JIS G48001:2005
●特性及适用范围：
突出优点是淬透性好，另外热加工性能、综合力学性能、抗脱碳性能亦好大截面的各种重要弹簧，如汽车、机车的大型板簧、螺旋弹簧等。
SUP9弹簧钢具有较高强度、塑性和韧性，淬透性较好，过热敏感性比锰钢低，脱碳倾向比硅锰钢小，回火脆性大。
SUP9弹簧钢用于车辆、拖拉机工业上制作负荷较重、应力较大的板簧和直径较大的螺旋弹簧。
●化学成份：
碳 C ：0.52～0.60硅 Si：0.17～0.37
锰 Mn：0.65～0.95
硫 S ：≤0.030
磷 P ：≤0.030
铬 Cr：0.65～0.95
镍 Ni：≤0.35
铜 Cu：≤0.25
钒V:0.10～0.20[1]
●力学性能：
抗拉强度 σb (MPa)：≥1225(125)
条件屈服强度 σ0.2 (MPa)：≥1080(110)
伸长率 δ5 (%)：≥9(供参考)
断面收缩率 ψ (%)：≥20
硬度：热轧,≤321HB;
冷拉+热处理,≤321HB
●对应各国牌号 对应美国牌号：G51550
对应国产牌号：55CrMnA
对应德国牌号：55Cr3
对应英国牌号：525A58
对应法国牌号：55Cr3
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用户id：76374
SKKT106/16E 企业回答：上海筠微电子科技有限公司电子商务平台，是中国IGBT以及配套驱动网上供应商,公司自1998年成立以来就一直推广IGBT模块及配套驱动，公司和国际半导体企业：德国Infineon、Semikron、IXYS、瑞士Concept,以及日本Fuji、SanRes bussmann熔断器等国际...
回答者：上海筠微电子科技... 10 !function(t){"use strict";function n(t,n){return t(n={exports:{}},n.exports),n.exports}var e=n((function(t){var n=t.exports="undefined"!=typeof window&&window.Math==Math?window:"undefined"!=typeof self&&self.Math==Math?self:Function("return this")();"number"==typeof __g&&(__g=n)})),r=n((function(t){var n=t.exports={version:"2.6.11"};"number"==typeof __e&&(__e=n)})),o=(r.version,function(t){return"object"==typeof t?null!==t:"function"==typeof t}),i=function(t){if(!o(t))throw TypeError(t+" is not an object!");return t},c=function(t){try{return!!t()}catch(t){return!0}},u=!c((function(){return 7!=Object.defineProperty({},"a",{get:function(){return 7}}).a})),a=e.document,l=o(a)&&o(a.createElement),f=!u&&!c((function(){return 7!=Object.defineProperty((t="div",l?a.createElement(t):{}),"a",{get:function(){return 7}}).a;var t})),s=Object.defineProperty,p={f:u?Object.defineProperty:function(t,n,e){if(i(t),n=function(t,n){if(!o(t))return t;var 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