What are the mechanical properties of 12Cr1MoVG alloy steel pipe

What are the mechanical properties of 12Cr1MoVG alloy steel pipe?
12Cr1MoVG is the national standard steel grade, 12Cr1MoVG alloy steel pipe belongs to high pressure boiler steel, in which G means boiler, high pressure resistant steel.

The chemical composition of 12Cr1MoVG alloy steel pipe: C 0.08 - 0.15, Si 0.17 - 0.37, Mn 0.40 - 0.70, Mo 0.25 - 0.35, Cr 0.90 - 1.20, V 0.15 - 0.30.

The mechanical properties of 12Cr1MoVG alloy steel pipe: tensile strength σb (MPA):≥490, yield strength σs (MPA):≥245, elongation δ5 / (%):≥22.