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A709GR50

Update: 2018/1/11      View:
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Introduction
A572Gr50, high strength low alloy niobium - vanadium structural steel plate, produced in Wuyang steel plant.
A572GR50:
8 ~ 300mm thick A572Gr50 high strength low 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.
A572GR50 execution standards:
Execution standard: ASTM A572/A572M.
A572GR50 supply specifications:
8-300mm thickness, fixed length and fixed width and fixed rolling.
A572GR50 chemical composition:
Melting composition,%
Brand C Si Mn P S Nb
A572Gr50 = 0.20 = 0.40 = 1.50 = 0.04 = 0.05 0.005 ~ 0.05
A572GR50 mechanical properties:
Grade sigma S, MPa sigma B, MPa delta 200,% 0 C, Akv, J
A572Gr50 = 345 = 450 = 18 = 34
Note: the Charpy impact test should be carried out in accordance with the requirements of customers.
A572GR50 steel plate quality:
Grade yield strength
Tensile strength of MPa
MPa elongation
Delta 200,% impact work, Akv, longitudinal

Temperature. J
A572Gr50 345~470 490~600 22~35 0 45~150
A572Gr50 low alloy high strength structural steel plate has been widely applied in building steel structure, construction machinery and other steel structures, and has been exported to South Korea, Taiwan and other places. The total export volume has reached 10000 tons.
A572GR can be divided into five levels: 42 (290), 50 (345) and 55 (380), which are suitable for riveting, bolted or welded structures, 60 (415) and 65 (450) for bridge riveting and bolted joints or other purposes.
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