Introduction of SA533 GrB CL2 steel plate

SA533 GrB CL2 is an American standard nuclear power vessel steel plate. SA533 GrB CL2 is mainly used to make evaporators, pressure regulators, pressure vessels, heads and support members in nuclear power projects.

SA533 GrB CL2 steel plate implementation standard
SA533 GrB CL2 implements ASME SA-533/SA-533M standard.

SA533 GrB CL2 plate chemical elements
C: 0.25; Mn: 1.15-1.50; Mo: 0.45-0.60; Ni: 0.40-0.70; Si: 0.15-0.40; P: 0.012; S: 0.015; Cu: 0.10; V: 0.01.

SA533 GrB CL2 steel steelmaking process:
Converter / electric furnace steelmaking → LF furnace refining → VD furnace vacuum degassing → continuous casting / die casting / electroslag → cleaning and heating → rolling → flaw detection → heat treatment → steel plate finishing → sampling → performance inspection

Mechanical properties of SA533 GrB CL2 steel plate:
SA533 GrB CL2 yield Strength: ≥485
SA533 GrB CL2 tensile strength: 620-795
SA533 GrB CL2 elongation%: ≥16

SA533 GrB CL2 heat treatment process: controlled rolling, normalizing, tempering, normalizing and tempering, quenching and tempering, etc.