A203 Grade B Pressure Vessel Steel Plate

Posted:2015-11-24 01:57:08

ASTM A203 Grade B is a kind of Ni-alloy steel material used to fabric high temperature pressure vessels. ASTM A203Grade B this property is based on it's Ni composition.A203 Grade B is used in fabricators serving industry.ASTM A203 Grade B(A203GRB) Pressure Vessel And Boiler Steel Plate are used in Pressure Vessel,Boiler,Storage Tanks and Heat Exchanger in Oil,Gas Project.

Specification of A203 Grade B Pressure Vessel Steel Plate
Thickness: 8mm to 150mm
Width: 1500mm to 4200mm
Length: 4000mm to 18000mm

Chemical Composition and Mechanical Property:

Grade	Chemical Composition(%)
Grade	C	Mn≥	Si	P	S
A203 Grade B (A203GRB)	0.17	0.78-0.88	0.13-0.45	0.035	0.035
Grade	Mechanical Property
Grade	Tensile Strength(MPa)	Yield Strength(MPa)	% Elongation in 2 in.(50mm) min	Impacting Test Temperature(°C)
A203 Grade B (A203GRB)	485	275	21	-20,40,-60

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