55CrMnA弹簧钢性能价格55CrMnA弹簧钢化学成分材料名称：55CrMnA弹簧钢标准：GB/T1222-1984特性及适用范围：55CrMnA弹簧钢较高强度、塑性和韧性，淬透性较好，过热敏***比锰钢低、比硅锰钢高，脱碳倾向比硅锰钢小，回火脆性大。55CrMnA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力学性能：抗拉强度σb(MPa)：≥1225(125)条件屈服强度σ0.2(MPa)：≥1978(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热处理规范及金相***：热处理规范：淬火830～860℃,油冷;回火460～510℃。55CrMnA弹簧钢交货状态：热轧钢材以热处理或不热处理状态交货，冷拉钢材以热处理状态交货。荣创金属材料行本公司经营：进口弹簧钢，弹簧钢线，弹簧钢板，弹簧钢带，弹簧钢圆棒，进口弹簧钢带,进口弹簧钢丝,进口弹簧钢规格,进口弹簧钢牌号,碳素弹簧钢，合金弹簧钢，日本进口弹簧钢,国芬可乐弹簧钢，日本住友弹簧钢，德国进口弹簧钢等等牌号如下：日本弹簧钢：SUP6SUP7SUP9SUP9ASUP10SUP11ASUP12SUP13SUJ2SUJ3SUJ4SUJ5SUP10-CSPSK55-CSPSK85-CSPS70C-CSPS65C-CSPS60C-CSPS55C-CSPS50C-CSP韩国弹簧钢：SPS1SPS3SPS4SPS5SPS5ASPS6SPS7SPS8SPS9STB1STB2STB3STB4STB5SH590PSH590S瑞典弹簧钢：1770177417781912191419221926194019571973英国弹簧钢：38Si745SiCrV6-246Si746SiCrMo650SiCrMo651CrV452CrMoV452SiCrNi554SiCr654SiCrV655Cr356Si756SiCr760Cr360CrMo3-160CrMo3-260CrMo3-360SiCrV761SiCr7251A85251A60251H60525A58525A60525H60525A61658A57658A57704A60705A60705H60735A51735H51735A54805H60925A60251A85251A60251H60525A58N525A60535A99805A20832H13德国弹簧钢：C67SCK67C75SCK75C85SCK85C100SCK10138Si638Si746Si751Si756Si755Si71.12311.12481.12691.12741.50221.50231.50241.50251.50231.50281.5029151421.52251.71021.71031.71061.7018国际标准弹簧钢：38Si746Si751CrV452CrMoV455Cr355SiCr6-355SiCrV6-356SiCr760Cr360CrMo3-360Si8美国弹簧钢：ASTMA228ASTMA227ASTMA679ASTMA229ASTMA231ASTMA232ASTMA878ASTMA401AISI302ASTMA313AISI316ASTMA313AISI631A-286Inconel718InoconelX-750AMS5698AMS5699AISI1050ASTMA682AISI1074中国弹簧钢:657075808565Mn55Si2Mn55Si2MnB55SiMnVB60Si2Mn60Si2MnA60Si2CrA60Si2CrVA60CrMnA50CrMn55CrMnA50CrVA60CrMnBA60CrMnMoA30W4Cr2VA100CrMn6100CM6100CrMn7100CrMnMo8100CrMo7-2100CD7100CrMo7-3100CrMo8-38E3C54E4C55E3C70E3X12MoCrNi4-4-3X46Cr13X75WCrV18-4-1X82WMoCrV6-5-4Z85WDCV6X89CrMoV18-1X105CrMo17Z100CD17荣创金属***代理55CrMnA弹簧钢等国内外优质弹簧钢，牌号各国齐全欢迎新老客户来电来函订购。)