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A203 Grade B Pressure Vessel Steel Plate
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(%) |
||||
|
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 |
|
|||
|
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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