Product Details

Chemical composition


C(%) V(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) Ni(%) Yield stress (Mpa)
≦0.27 ≦0.27 ≦0.27 ≦0.27 ≦0.27 ≦0.27 ≦0.27 ≦0.27 ≦0.27 ≦0.27


Applications

Quenched and Tempered Alloy Steel Forgings for Pressure Vessels


Country Code:

JIS

Standard

SFVQ2A

Steel Type



Heat treatment

Heat Treatment of steel grade VV-54
Heat treated : 1391°C - 1967°C


Relate Steel Type

Steel Type Country Code C(%) V(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%)
≦0.03 0.25-0.45 0.55-0.70
SFVQ2A CNS -0.27 ≦0.05 ≦0.4 0.5-1.0 ≦0.03 ≦0.03 0.25-0.45 0.55-0.70
SFVQ2A JIS ≦0.27 ≦0.05 ≦0.4 0.5-1.0 ≦0.03 ≦0.03 0.25-0.45 0.55-0.70
Class 2A ASTM ≦0.27 ≦0.05 0.15-0.35 0.5-1.0 ≦0.035 ≦0.03 0.25-0.45 0.55-0.70


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SFVQ1A Class 3A SFVQ3 Class 2A SFVQ2B SFVQ2B SFVQ2A SFVQ1A SFVQ1B
Class 3 SFVQ2A SFVQ3 SFVQ1B SFVQ1B


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