A204 Grade B steel plate is a kind of Mo-alloy steel material used to fabric high temperature pressure vessels. ASTM A204 Grade B steel plate contains a higher Carbon than boiler steel plate A204 Grade also ASTM A204 Grade B steel plate owned a higher yield strength and tensile strength at 485-620 Mpa.
ASTM A204 Grade B steel plate is widely used in petroleum, chemical industry, power station, boiler, etc, used to make the reactor, heat exchanger, separator, spherical tank, liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower station, high pressure pipe.
ASTM A204 Grade B steel plate Chemical composition(%)
C:0.20-0.27 Mn:0.90-0.98 P ≤0.035 S≤0.035 Si:0.13-0.45 Mo:0.41-0.64
ASTM A204 Grade B steel plate Mechanical properties
Tensile strength Mpa:485-620 Yield strength Mpa Min:275 Elongation(%) Min:21
ASTM A204 Grade B steel plate Specification
Thickness: 0.3mm~800mm
Width: 1m,1.22m,1.25m,1.5m,etc
Length: 2m,2.44m,2.5m,5.8m,6m,etc
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