ASTM A572 grade 55 square tube
ASTM A572 grade 55 square tube is high strength low alloy columbium vanadium structural steel grade. A572 grade 55 steel tube is intended for riveted, bolted or welded structural. Compare with A572 Gr.50, A572-55 steel has a more yield and tensile strength in project.
Shanghai Katalor is a professional ASTM A572 grade 55 square tube manufacture and supplier. We can supply different A572 grade 55 square tube and steel grades . We have advanced precision machining equipment, according to the requirements of users machining. If you have any need of square tube , please do not hesitate to contact us .
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