<h1 class="title maintitle" id="" style="margin: 0px 0px 14px; padding: 0px; font-size: 34px; width: 700px; font-family: 'Microsoft YaHei', SimHei, Verdana; line-height: 34px; color: rgb(0, 0, 0); font-weight: 500; z-index: 0; position: relative; overflow: hidden; zoom: 1; clear: right;"> <span class="lemmaTitleH1" style="height: auto; padding: 0px 0px 5px; display: inline;">Y1Cr13</span></h1> <p> <span style="color: rgb(51, 51, 51); font-family: arial, 宋体, sans-serif; font-size: 14px; line-height: 24px; text-indent: 2em;">化学成份：</span></p> <div class="para" style="color: rgb(51, 51, 51); margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-family: arial, 宋体, sans-serif; font-size: 14px;"> 碳 C ：0.15</div> <div class="para" style="color: rgb(51, 51, 51); margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-family: arial, 宋体, sans-serif; font-size: 14px;"> 硅 Si：&le;1.00</div> <div class="para" style="color: rgb(51, 51, 51); margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-family: arial, 宋体, sans-serif; font-size: 14px;"> 锰 Mn：&le;1.25</div> <div class="para" style="color: rgb(51, 51, 51); margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-family: arial, 宋体, sans-serif; font-size: 14px;"> 硫 S ：&ge;0.15</div> <div class="para" style="color: rgb(51, 51, 51); margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-family: arial, 宋体, sans-serif; font-size: 14px;"> 磷 P ：&le;0.060</div> <div class="para" style="color: rgb(51, 51, 51); margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-family: arial, 宋体, sans-serif; font-size: 14px;"> 铬 Cr：12.00～14.00</div> <div class="para" style="color: rgb(51, 51, 51); margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-family: arial, 宋体, sans-serif; font-size: 14px;"> 镍 Ni：允许含有&le;0.60</div> <div class="para" style="color: rgb(51, 51, 51); margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-family: arial, 宋体, sans-serif; font-size: 14px;"> 钼 Mo：可加入&le;0.60</div> <div class="para" style="color: rgb(51, 51, 51); margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-family: arial, 宋体, sans-serif; font-size: 14px;"> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> 力学性能：</div> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> 抗拉强度 &sigma;b (MPa)：淬火回火,&ge;735</div> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> 条件屈服强度 &sigma;0.2 (MPa)：淬火回火,&ge;540</div> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> 伸长率 &delta;5 (%)：淬火回火,&ge;12</div> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> 断面收缩率 &psi; (%)：淬火回火,&ge;40</div> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> 冲击功 Akv (J)：淬火回火,&ge;24</div> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> 硬度 ：退火,&le;235HB;淬火回火,&ge;217HB</div> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> 热处理规范及金相组织：</div> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> 热处理规范：1)退火,800～900℃缓冷或约750℃快冷;2)淬火,920～980℃油冷;3)回火,600～750℃快冷。</div> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> 金相组织：组织特征为马氏体型。</div> <div class="para" style="margin: 15px 0px 5px; text-indent: 2em; line-height: 24px; font-size: 14px;"> ●交货状态：一般以热处理状态交货</div> </div> </div> <p> &nbsp;</p>