Stainless Steel Pipes 热/冷轧A36/A106/S235jr/S355jo/DC01/A106/S235/S275/S295/S355jr 10mm镀锌/不锈钢/铝/碳钢Sh板/薄板
Stainless Steel Pipes API 5L ASTM A53 ASTM A252 1000mm LSAW SSAW 钢管大直径 API 5L X42 X60 石油和天然气 Sch 40 碳钢螺旋焊管
Stainless Steel Pipes 无缝OCTG 9 5/8英寸13 3/8英寸5CT钢管API钢套管和油管J55 K55 N80 L80 C90 C95 P110套管最优惠价格石油或天然气套管