ASTM A501 hot formed welded steel structural tubes black and hot-dipped galvanized hot-formed square and rectangular tube is applicable for bolted construction of bridges and building, and for general structural purposes.
Standard : ASTM A501
Grade: A and B
Out Diameter : 30mm-500mm
Wall thickness : 2mm-30mm
Length:5.8m, 6m, 11.8m, 12m
Surface treatment: Anti-rust Oiled surface,Black paint，Galvanized
Remark: Special specification is available
Tensile strength, min, psi (Mpa)
58 000 (400)
70 000 (483)
Yield strength, min, psi (Mpa)
36 000 (250)
50 000 (345)
Elongation in 2 in.(50.8 mm),min, %
Package: Beveled or straight ends with plastic caps or metal protectors, black painted, hexagonal bundled or loose packing,woven bag waterproof paper or according to the requirements of customers.
ASTM A501 hot formed welded steel structural tubes can be produced to round steel pipe and box steel pipe.Can reach the requirements of clients,also can accept customized size and produced according to the drawings.