钢种产品应用牌号结构强度级别产地价格涨跌资源钢帘线半钢胎0230ST2X0.30ST中天淮安8000-商家钢帘线半钢胎0230UT2X0.30UT中天淮安9300-商家钢帘线半钢胎0328ST3X0.28ST中天淮安8000-商家钢帘线半钢胎0330HT3X0.30HT中天淮安7800-商家钢帘线半钢胎2225HT2+2X0.25HT中天淮安7800-商家钢