products

The corporation upholds the philosophy of “Be No.1 in high quality, be rooted on credit rating and trustworthiness for growth”, will continue to serve outdated and new consumers from home and overseas whole-heatedly for Factory Cheap Hot China Black Annealed Iron Ms Square Rectangular Tube Gi Welded Carbon Galvanized Rectangular Square Steel Tube, Our main objectives are to deliver our clients worldwide with good quality, competitive cost, happy delivery and superb providers.
The corporation upholds the philosophy of “Be No.1 in high quality, be rooted on credit rating and trustworthiness for growth”, will continue to serve outdated and new consumers from home and overseas whole-heatedly for Black Steel Pipe, China Black Annealed Carbon Steel Pipe, We aim to build a famous brand which can influence a certain group of people and light up the whole world. We want our staff to realize self-reliance, then achieve financial freedom, lastly obtain time and spiritual freedom. We do not focus on how much fortune we can make, instead we aim to obtain high reputation and be recognized for our products. As a result, our happiness comes from our clients satisfaction rather than how much money we earn. Ours team will do best for you always.

Product Description

The seamless square tube is a square steel tube with square and four corners. It is a square steel tube cold drawn and extruded from a seamless steel tube. There is an essential difference between a seamless square tube and a welded square tube. When the bending and torsion strength is the same, the weight is generally lower light.

The material of seamless square tube is mainly Q345 (ASTM A6). and 20#, which are widely used in the manufacture of structural parts and mechanical parts, such as oil drill pipes, automobile drive shafts, bicycle frames, and steel scaffolding used in construction. It can improve the utilization rate of materials, simplify the manufacturing process, and save materials and processing man-hours.

It is widely used in liquid transportation, hydraulic support, mechanical structure, medium and low pressure, high pressure boiler tubes, heat exchange tubes, gas, petroleum and other industries. It is stronger than welded and will not crack.

Product Display

Q235 square tube 1

Q235 square tube 2

Q235 square tube 3

Q235 square tube 4

The corporation upholds the philosophy of “Be No.1 in high quality, be rooted on credit rating and trustworthiness for growth”, will continue to serve outdated and new consumers from home and overseas whole-heatedly for Factory Cheap Hot China Black Annealed Iron Ms Square Rectangular Tube Gi Welded Carbon Galvanized Rectangular Square Steel Tube, Our main objectives are to deliver our clients worldwide with good quality, competitive cost, happy delivery and superb providers.
Factory Cheap Hot China Black Annealed Carbon Steel Pipe, Black Steel Pipe, We aim to build a famous brand which can influence a certain group of people and light up the whole world. We want our staff to realize self-reliance, then achieve financial freedom, lastly obtain time and spiritual freedom. We do not focus on how much fortune we can make, instead we aim to obtain high reputation and be recognized for our products. As a result, our happiness comes from our clients satisfaction rather than how much money we earn. Ours team will do best for you always.