供应65Mn钢板、弹簧钢带、轴承钢棒材
弹簧钢:65 70 85 65Mn 55SiMnVB 60Si2Mn 60Si2MnA 60Si2CrA 55SiCrA 60Si2CrVA 55CrMnA 60CrMnA 50CrVA 60CrMnBA 30W4Cr2VA
产品名称:供应65Mn钢板、弹簧钢带、轴承钢棒材
产品手机链接:http://m.vooec.com/trade_385267920.html
产品网站链接:http://www.vooec.com/sjshow_385267920/