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D even in tianjin steel tube co., LTD., production, processing and sales all kinds of steel pipe tao company since its establishment, in line with the honest personhood, work duty, the principle of good faith as this, strives for realism, make full use of the system and talent advantages, continuously forge ahead, already developed now become one of influential pipe suppliers of the beijing-tianjin-hebei region, sales all over the country provinces, autonomous regions and my company baotou steel angang Angle Each big steel mills such as hangang established long-term cooperative relations, and make full use of the relationship, play the advantages of no production workshop, purchasing raw materials directly in the steel mill, according to customer needs, tube tailor, ensure to meet customer requirements Company after years of operation, four branch, article 15 advanced equipment products mainly involves the straight seam welded pipe, galvanized pipe, plastic pipe, square tube, high-frequency welded pipe, Seamless steel pipe, spiral welded pipe, the torque tube, thermal expansion tube, line pipe, oil casing, anticorrosive pipe, 3 PE, polyurethane anticorrosion, epoxy powder, etc., products are exported to Singapore, Bangladesh, South Korea, Japan and other countries at the same time, our company undertake various processing business, including steel pipe cold drawing of thermal expansion of finishing of silk groove flat paint cold hot dip plating, 3 PE, anti-corrosive polyurethane, epoxy powder, etcOur company produces and manages the straight welded pipe main specification is four - eight inches∮12-∮610*0.7-20，The executive standard isGB/T3091-2001，GB/T9711.1-1997，API 5L，API 5CT，ASTM A106，ASTM A53，BS1387-1985，MaterialQ195，Q215，Q235，Q345，A106，A36。We can also order the following special caliber steel pipe：70，102，108，121，127，133，152，159，168，180，194，203，245，299，351∮8-∮900*1-90，执行标准为GB/T8163-1999，GB/T8162-1999，GB/T3087-1999，API 5L，API 5CT，ASTM A106，ASTM A53，BS1387-1985，材质为10#，20#，35#，45#，A106，A36及各种合金钢。 螺旋管主要规格为∮219-∮2500*6-20，执行标准为SY/T5037-2000，GB/T9711.1-1997，API 5L，API 5CT，材质为Q235，Q345，X42-X80。 大小口径薄厚壁直缝高频焊管材质q235q345b螺旋管方管方矩管大棚管防腐保温管镀锌管双面埋弧焊接czu型钢光伏支架钢管厂
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