303六角棒生产商 精抛光六角棒表面无麻点裂纹

portant;"="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 15px; padding: 0px; line-height: 24px; color: rgb(51, 51, 51); font-family: "Microsoft YaHei", simsun, "Helvetica Neue", Arial, Helvetica, sans-serif; text-indent: 0px; white-space: normal; background-color: rgb(255, 255, 255); position: unset;">303不锈钢六角棒

portant;"="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 15px; padding: 0px; line-height: 24px; color: rgb(51, 51, 51); font-family: "Microsoft YaHei", simsun, "Helvetica Neue", Arial, Helvetica, sans-serif; text-indent: 0px; white-space: normal; background-color: rgb(255, 255, 255); position: unset;">303是分别含有硫和硒的易切削不锈钢，用于主要要求易切削和表而光浩度高的场合。303不锈钢提高切削性能和抗高温粘结性能。***适用于自动车床。螺栓和螺母。

portant;"="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 15px; padding: 0px; line-height: 24px; color: rgb(51, 51, 51); font-family: "Microsoft YaHei", simsun, "Helvetica Neue", Arial, Helvetica, sans-serif; text-indent: 0px; white-space: normal; background-color: rgb(255, 255, 255); position: unset;">303不锈钢是奥氏体型易切削不锈耐磨酸钢,为改善该钢的性能,可在钢中加入不多于0.60﹪的钼,可耐烧蚀,产品良好的切削性及耐烧.耐蚀性.303不锈钢机械性能退火去应力后，抗拉515MPa，屈服205MPa，延伸率40%。不锈钢303的标准硬度HRB 90-100, HRC 20-25,注:HRB100 = HRC20