SA515 Gr70 low temperature pressure vessel steel plate

SA515 Gr70 American standard vessel plate introduction:
SA515 Gr70 plate belongs to carbon steel plate for medium and low temperature pressure vessels.

SA515 Gr70 steel plate executive standard: ASTM and ASME standards.
This specification is mainly used to improve the notch resistance of steel plates for welded pressure vessels.

SA515 Gr70 low temperature pressure vessel steel plate smelting method: electric furnace + outside furnace refining + vacuum degassing.

Heat treatment of SA515 Gr70 steel plate:
SA515 Gr70 steel plate is usually supplied in rolling condition. The steel plate can also be ordered by normalizing or stress relief, or normalizing and stress relief.

The primary element content of SA515 Gr70 steel is C Mn Si, and the control of P and S determines its function. There are few other trace elements. Specification for carbon steel plates for medium and low temperature pressure vessels according to American Society for Information and Inspection.

SA515 Gr70 steel plate features:
Good impact resistance, small temperature deformation, good welding function, good fatigue resistance, good delamination prevention function, micro-alloying, high purity, low carbon equivalent, strong sulfur-hydrogen resistance, excellent dimensional tolerance and surface quality.