Special-shaped Steel Pipe

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EN10219 ASTM A500 20×20-400×400mm Black Hollow Galvanized Square and Rectangular Steel Pipe


Compliant with EN10219 and ASTM A500 standards, available in specifications ranging from 20×20 mm to 400×400 mm.

ASTM A500 GE.B EN10219 Q235B Q355B 100×100 100×200 Hot-dip galvanized square and rectangular steel pipes, hollow pipes


Manufactured in compliance with ASTM A500 Gr.B and EN10219 standards using Q235B and Q355B steel grades, available in stock sizes 100×100 and 100×200.

50×50, 100×100, 200×200, 200×100 Black galvanized hollow square and rectangular steel pipes, used for structural purposes.


Available in various specifications including 50×50,100×100,200×200, and 200×100 mm hollow square tubes, available in two types: bare black-coated tubes and hot-dip galvanized anti-corrosion tubes.

ASTM A500 Q235B Q355B Hot-dip galvanized square and rectangular steel tubes with hollow cross-sections


Compliant with ASTM A500 standards, these hollow-section square tubes are manufactured from Q235B or Q355B carbon steel and treated with hot-dip galvanizing, offering excellent corrosion and rust resistance along with stable mechanical strength.