Long Sheng Hing Trading Co., Ltd.

The company specializes in the production and operation of seamless steel tubes, precision steel tubes, shaped tubes, galvanized tube alloy tubes, etc. Production of steel pipe specifications: outer diameter: 27mm-720mm wall thickness: 0.5mm-100mm hot-rolled seamless steel pipe; outer diameter 5mm-219mm precision steel pipe, outer diameter accuracy ± 0.5mm, wall thickness accuracy ± 5mm thin medium-thick wall precision seamless steel pipe; Large-diameter thick-walled coiled tubes with an outer diameter of 400-1600mm and a wall thickness of 20-60mm can be used to produce seamless square tubes and special-shaped seamless steel tubes of various specifications. Our company owns 30 type and 60 type perforating unit production lines and 2 sets of three-roll sizing production line of hot rolling unit. It can produce all kinds of materials, outer diameter 30----180mm, wall thickness 3----25mm seamless steel pipe Cold drawing, core cold drawing machine two full length of 30 meters, production length can reach more than 13 meters, outer diameter 25----108mm, wall thickness 3----25mm cold drawn tube. Each of the LG20, LG30 and LG50 finishing mills can produce high-quality precision seamless steel pipes of various diameters of 10----110mm and wall thickness of 1.5----20mm. The company has a variety of tube blanks of 10#, 20#, 35#, 45#, 16Mn, 40Cr, 35CrMo, 42CrMo and other materials. The company has a large number of alloy tubes, high-pressure tubes, seamless square tubes and special-shaped seamless steel tubes in stock all the year round. It will provide you with fast and high-quality service at a preferential price, batch and zero, and welcome new and old customers to negotiate. Power Conference.