Shanghai Tian Yang Steel Tube Co., Ltd. is a modern enterprise for tube making which is specialized to make the seamless steel tube of DIN series featured with high accuracy and brightness.

The seamless steel tubes made by company are based on the DIN EN (DIN2391) Standard. The hot rolled seamless tube produced by Shanghai Baosteel Company is used as transfer bar of our company. The finished product is made with the exclusive process of cold drawing and/or cold rolling of our company. The steel tube is featured with high precision and high brightness. Because of using the exclusively nonoxidizable process of bright heat treatment, the inner and outer walls have high cleanness without oxidized surface. The tube has the excellent mechanical properties, resulting in no leakage under the high pressure, no deformation after cooling bent and no seam after flaring and pressing in different applications.

Currently, the company owns four modern production lines configured with combined equipments from China and abroad, and has the complete set of inspection and testing equipments. The annual capacity is up to 12000 tons.

The products of our company have been extensively used as a substitute of the imported steel tubes with the same standard for apploeation in varieties of industries, such as hydraulic system, automobile fabrication, military industry, engineering, locomotive, aircraft, shipbuilding, plastic injection molding, pressure mold, machine tool, diesel, petrochemical industry, power station, boiler, etc. And the good comments have been obtained from the customers.