ASME SA204 Grade B, SA204B, SA204Gr.B Steel Plates are Molybdenum alloy Pressure vessel steel plates. The ASME SA204 Grade B molybdenum steel is widely used in welded boilers and other pressure vessels. The molybdenum alloy steel plates under ASME SA204/SA204M are mainly available in three grades, having different strength levels: SA204 Grade A; SA204 Grade B; and SA204 Grade C. The SA204 steel shall be killed.
ASME SA204 Grade B Molybdenum Steel plates chemical composition:
C max:0.2
Mn max:0.9
S max: 0.035
P max:0.035
Si:0.15-0.40
ASME SA204 Grade B Molybdenum Steel plates mechanical properties:
Yield Strength(min):275MPa,
Tensile Strength:485-620 MPa,
Elongation min:21%
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