"牌号拉伸试验a1800弯曲试验b上屈服强度c抗拉强度断后伸长率％弯心直径MPaMPaL0=50mm，b=25mm公称厚度mm公称厚度mm1.6～＜2.02.0～＜2.52.5～＜3.253.25～6.0＜3.25SPFH540≥355≥540≥21≥22≥23≥242aSPFH590≥420≥590≥19≥20≥21≥223a我钢有限公司是一家服务生产汽车零部件、配件企业，以贸易为主的私营企业。用户对象主要用途为：汽车制动系统，汽车座椅，汽车***装置，汽车底盘，汽车门锁，汽车车身，汽车铰链等。公司有***物流人员负责运输、发货，让您更省心，放心！欢迎新老客户来电垂询！！！！库存时刻更新，详细资源电讯为准！！！！我公司主营产品：高强度热轧、高强度冷轧、汽车大梁钢等汽车专用钢。牌号如下：SPFH540，SPFH590，QSTE500TM、QSTE550TM、B340／590DP、B400／780DP、B420／780DP、***0／780DP、Q460C、B510L、B***590、BS600MC、BS700MC、B800NQ、CP800等汽车专用钢。""品名钢种厚度宽度长度净重酸洗SPFH5401.51150010.88酸洗SPFH5401.61200010.36酸洗SPFH5401.61200011.45酸洗SPFH5401.8125002.185酸洗SPFH5402130002.185酸洗SPFH5402135002.125酸洗SPFH5402.5140004.83酸洗SPFH5403140008.82酸洗SPFH5403150008.68酸洗SPFH5403.2155005.94酸洗SPFH5403.5152008.85酸洗SPFH5403.5125006.22酸洗SPFH5404130007.74酸洗SPFH5404125009.04酸洗SPFH5405150009.61酸洗SPFH5405135008.93酸洗SPFH5405130008.46酸洗SPFH5406130009.44酸洗SPFH5406125003.542酸洗SPFH5406160008.71酸洗SPFH54061450011.02酸洗SPFH5408135004.03酸洗SPFH5408125007.16酸洗SPFH5408130006.15酸洗SPFH5408140005.15酸洗SPFH5408125006.61酸洗SPFH54031230011.53酸洗SPFH5402.5125003.67牌号化学成分a，％CSiMnPSSAPH310≤0.10≤0.30≤0.50≤0.035≤0.035SAPH370≤0.21≤0.30≤0.75SAPH400≤0.21≤0.30≤1.40≤0.030≤0.025SAPH440≤1.50SPFH540≤0.15≤0.50≤1.80≤0.025≤0.025SPFH590≤0.18≤0.60≤2.00B440QK≤0.21≤0.35≤1.80≤0.030≤0.025")