<p class="ql-block"><br></p><p class="ql-block">15036099224 0371-53371067 037163383663 赵晶</p><p class="ql-block">●HR450/780DP双相钢简介</p><p class="ql-block">牌号:HR450/780DP</p><p class="ql-block">执行标准:GB/T 20887.2-2010</p><p class="ql-block">产品名称:双相钢</p><p class="ql-block">钢厂:宝钢、鞍钢、首钢等。</p><p class="ql-block">备注:实际化学成分以钢厂质保书为准。</p><p class="ql-block"><br></p><p class="ql-block">●HR450/780DP化学成份:</p><p class="ql-block">HR450/780DP碳C: ≤0.23</p><p class="ql-block">HR450/780DP硅Si: ≤2.00</p><p class="ql-block">HR450/780DP锰Mn: ≤3.30</p><p class="ql-block">HR450/780DP磷P: ≤0.090</p><p class="ql-block">HR450/780DP硫S : ≤0.015</p><p class="ql-block">HR450/780DP铝AI: ≥0.015</p><p class="ql-block">HR450/780DP铜Cu: ≤0.40</p><p class="ql-block">HR450/780DP硼B: ≤0.006</p><p class="ql-block"><br></p><p class="ql-block">●HR450/780DP力学性能:</p><p class="ql-block">HR450/780DP屈服强度o0.2(MPa): 2450-610</p><p class="ql-block">HR450/780DP抗拉强度:obMPa ≥780</p><p class="ql-block">HR450/78ODP伸长率5%: ≥14</p><p class="ql-block">●HR450/780DP交货状态:冷轧，具体交货状态应在质保书中注明。</p>