china galvanized tube spiral moment tube anticorrosive heat insulation pipe straight seam welding tube acoustic tube seamless pipe manufacturers direct selling double-sided buried arc steel pipe shed tube elliptical tube

Tianjin weilian pipe line 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，

Tianjin weilian pipe line co., LTD., manufactured with ruler, size, diameter, thin thick wall, straight seam high frequency welded pipe, double-side submerged arc welding pipe, square pipe, circular pipe, square moment pipe, galvanized pipe, greenhouse pipe, spiral pipe, anti-corrosion pipe, opposite pipe, cold-bending steel, quoted pricecompany's official website；