Hot selling ASTM A709 Gr50 bridge carbon steel

ASTM A709 Gr.50: ASTM represents: the implementation standards are ASTM, American Materials Association standards, A709/A709M is the standard number in the United States ASTM standard, and Gr.50 is the steel brand.
ASTM A709 Gr50 bridge carbon steel chemical composition:

Grade	C	Si	Mn	P	S	Nb
A572Gr50	≤0.20	≤0.40	≤1.50	≤0.04	≤0.05	0.005~0.05

ASTM A709 Gr50 bridge carbon steel mechanical property

Grade	Yield strength	tensile strength	Elongation
A572Gr50	345~470	490~600	22~35

This kind of steel is used for bridge carbon steel and high strength low alloy structural steel, steel plate and steel bar, as well as quenched and tempered alloy structural steel plate. Is widely used in engineering structures, such as construction steel structure, construction machinery, mining machinery, heavy truck, mountainous bridge, pressure vessel, especially for the requirements of good weldability and toughness of architectural and engineering machinery parts.

We are specialized in supplying bridge carbon steel. We have 17 years experience in the exportation of bridge carbon steel of A709: GR36/50/50S/50W. Please feel free to contact us.