Zhangjiagang Free-Trade Zone Henglong Steel Tube Co., Ltd is located at Taiwan Rd, Free-Trade Zone, Zhangjiagang City, with the International City ~ Shanghai to near the east, the old-famous-beautiful city ~ Suzhou to near the south, the Jiangyin Changjiang Bridge to the west and the international port ~ Zhangjiagang Port to the north, it is very convenient to the transportation both for the load and the river. Also the weather is good here and has god-blessed land rich in culture and capable of nurturing talented people, so the company enjoys the geographical advantages.

Now the company has equipped the advantage equipments, such as the LXC50 / 90 piercing machine working line, YGJ60 / 100 / 120B straightening machine group, LG40 / 60 / 90 circling caliber model 2 roller cold-rolling tube-machine, 10 ~ 80 tons chain type automatic cold drawing working group, 60 tons hydraulic pressure automatic cold drawing working group, sloping bottom heating furnace, the normalize & annealing heat treatment furnace, bright annealing with any oxygen and the hydraulic punch machine / circle punch machine which assorted with the heat treatment equipments. All the equipments have the good technical function & production capacity, the capacity for the seamless tube is 50000 tons per year and all the machines are the most advantage in interiorly. The company assorted the advantage testing machine ~ EDT testing machine / ultrasonic testing machine / hydraulic testing machine / omnipotent hydraulic testing machine / vacuum direct reading spectrometer / metallascope / hardness meter / roughness testing machine and so on. Also to make the whole course supervise to the storage for the raw material, production & finished-products to ensure the quality can up to the requirements of GB, international standards & the requirements of the clients.

The company is specialized in all kinds of cold drawing precision steel tube / cold rolling precision steel tube, tube of ships / fluid