American standard SA283 GrA GrB GrC carbon structural steel

SA283 GrC carbon structural steel introduction:
SA283 GrC steel plate belongs to medium and low strength carbon steel plates.

SA283 GrC carbon steel delivery status:
Generally delivered in hot rolled condition, and the specific delivery status should be indicated in the quality assurance certificate.

SA283 GrC carbon structural steel chemical composition range value:
Note: The actual chemical composition is subject to the steel factory's warranty.
Carbon C: ≤ 0.24, manganese Mn: ≤ 0.90, sulfur S: ≤ 0.040, phosphorus P: ≤ 0.035,
Silicon Si: (steel plate ≤40mm) ≤ 0.40; (Steel plate >40mm) 0.15-0.40;
Copper Cu: ≤ 0.20

SA283 GrC carbon steel mechanical property range value:
Note: The actual mechanical properties are subject to the steel factory's warranty.
SA283 GrC tensile strength (σb/MPa): 55-75 (380-515 )
SA283 GrC yield point (σs/MPa): ≧30 (205 )
Elongation after fracture of SA283 GrC (δ5/%): ≧22

SA283 GrB carbon structural steel chemical composition range value:
Note: The actual chemical composition is subject to the steel factory's warranty.
Carbon C: ≤ 0.17, manganese Mn: ≤ 0.90, sulfur S: ≤ 0.040, phosphorus P: ≤ 0.035
Silicon Si: (steel plate ≤40mm) ≤ 0.40 (steel plate >40mm) 0.15-0.40
Copper Cu: ≤ 0.20

SA283 GrA carbon structural steel chemical composition:
SA283 GrA Carbon C: ≤ 0.14
SA283 GrA Manganese Mn: ≤ 0.90
SA283 GrA phosphorus P: ≤ 0.035
SA283 GrA sulfur S: ≤ 0.04
SA283 GrA Silicon Si: 0.15-0.40

Mechanical properties of SA283 GrA carbon steel:
SA283 GrA tensile strength: 310-415
SA283 GrA yield strength: not less than 165
Elongation rate of SA283 GrA: not less than 27

SA283 GrA steel delivery status: hot rolling, controlled rolling, normalizing, etc;
Technical requirements for SA283 GrA steel plates include flaw detection, Z15-Z35 thickness direction performance requirements, and high strength and toughness requirements.

SA283 GrA carbon structural steel is widely used in bridges, vehicles, ships, buildings, pressure vessels, special equipment, mining machinery manufacturing, etc.