供應 SA-210C 供應SA-192,SA-53B,SA-106C,SA-106B,SA-210C, SA-213T11，SA-213T12，SA-213T22，SA-213T23, SA-213T91，合金無縫鋼管、高壓鍋爐管 專供進口SA-210C碳鋼、SA-213T22合金鋼無縫鋼管 SA-192SA-53BSA-106CSA-106BSA-210CSA-213T91SA-210AlSA-213T22SA-213T23 SA-213T12SA-213T2SA-213T11SA-213-T122無縫鋼管合金管高壓鍋爐管石油裂化管化肥專用管不銹鋼管 SA-213T91SA-210A1SA-213T22SA-213T23 SA-213T12SA-213T2SA-213T11SA-213-T122合金爐管轉化爐管乙烯裂解爐管 聯系人：雷穎 電話：15822603536 022-26885496 郵箱：tjchenyigt@163.com 網址：http://www.tjcygt.com