A572 Grade 50 alloy is a low-alloy high-strength steel plate.A572 Grade 50 alloy has been widely used in construction steel structures, construction machinery and other steel structures, and has been exported to South Korea, Taiwan and other places. The A572 Grade 50 allloy plates export volume has reached more than 10,000 tons.
1.A572 Grade 50 high-strength low-alloy niobium-vanadium structural steel plate. With thickness produced up to 300mm.
2.A572 Grade 50 Standard ASTM A572 / A572M
3. Delivery status of A572 Grade 50 alloy: hot rolled or normalized + tempered. The specific delivery status should be indicated in the warranty.
4.
A572 Grade 50 chemical composition:C: <= 0.20 Si: <= 0.40 Mn: <= 1.50 P: <= 0.04 S: <= 0.05 Nb: <= 0.005-0.05
5, A572 Grade 50 mechanical properties:
σs, MPa> = 345
σb, MPa:> = 450
σ200,%> = 18 0 ° CAkv
J:> = 34
6.
A572 Grade 50 alloy mechanical properties:Tensile strength: 490-600 Yield strength: 345-470
Elongation: 22-35 Impact temperature: 0 ° C J: 45-150
7, A572GR is divided into five levels: 42 (290) level, 50 (345) level, 55 (380) level is suitable for riveting, bolting or welding structural parts, 60 (415) level and 65 (450) level are used for Bridge riveting and bolted structural members or other welded structural members.
8, A572 Grade 50 alloy plate uses:
300mm thick A572 Grade 50 low-alloy high-strength structural steel plate is widely used in engineering structures, such as construction steel structures, construction machinery, mining and mountain machinery, trucks, bridges, pressure vessels, etc., especially for those that require Good weldability and toughness for construction and engineering machinery parts.
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