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Black Square Rectangular Seamless Steel Tube

  • Yuantai Derun

Seamless rectangular tube is a kind of long steel with square hollow section and no weld around. The steel pipe has a hollow section. Compared with solid steel, the seamless square and rectangular steel pipe is lighter when its bending and torsional strength is the same. It is a kind of economic section steel and is widely used to manufacture structural parts and mechanical parts.

Product Description

·  Thickness: 0.5- 60 mm

·  OD(outer diameter): square 10*10-1000*1000mm rectangular:10*15-800*1100mm

·  Place of Origin: Tianjin, China

·  Application: Structural type

·  Technique: SEAMLESS

·  Certification: CE,LEED,BV,DNV,PHD&EPD,BC1,EN10210/10219,ISO9000/14001/45001,ASTMA500/A501,AS1163,JIS G3466

·  Surface Treatment: REQUEST

·  Tolerance: as required


·  Length: 1-24M according to client requirement

·  MOQ: 2-5 Tons

·  Delivery Time: 7-30 Days

·  Payment method: TT/LC

·  Standards: Hollow section: ASTM A500/A501,EN10219/10210,JIS G3466,GB/T6728/3094 AS1163, CSA G40.20/G40.21

·  Grade: Gr.A/B/C,S235/275/355/420/460,A36,SS400,Q195/235/355,STKR400/490,300W/350W

Product description


Application scenario

Mainly used in engineering construction, steel structure, machinery manufacturing, automobile manufacturing, home appliance manufacturing, shipbuilding, container manufacturing, electrical equipment, etc


Why choose Yuantai Derun?

1. Spot storage,The spot stock of steel pipe products of conventional size is 200000 tons,Customers with rapid procurement needs can be satisfied

2.Customizable, The company can customize square steel pipe, rectangular steel pipe and circular steel pipe in batches.

3.Accept small orders

4.The quality conforms to ISO, CE, ASTM, JIS, AS systems.

5.Annual production capacity of 10 million tons

6.The company's products have obtained 77 patented technologies

7. The products are 100% tested, and the testing institutions meet the relevant national qualifications.


Product Category

If you have any questions, please contact us via email or telephone and we will get back to you as soon as possible.

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