供应 SA-210C 供应SA-192,SA-53B,SA-106C,SA-106B,SA-210C, SA-213T11，SA-213T12，SA-213T22，SA-213T23, SA-213T91，合金无缝钢管、高压锅炉管 专供进口SA-210C碳钢、SA-213T22合金钢无缝钢管 SA-192SA-53BSA-106CSA-106BSA-210CSA-213T91SA-210AlSA-213T22SA-213T23 SA-213T12SA-213T2SA-213T11SA-213-T122无缝钢管合金管高压锅炉管石油裂化管化肥专用管不锈钢管 SA-213T91SA-210A1SA-213T22SA-213T23 SA-213T12SA-213T2SA-213T11SA-213-T122合金炉管转化炉管乙烯裂解炉管 联系人：雷颖 电话：15822603536 022-26885496 邮箱：tjchenyigt@163.com 网址：http://www.tjcygt.com