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ASTM A302 Grade B steel plate ,Boiler steel plate A302 Grade B
ASTM A302 is a kind of Mn-Mo and Mn-Mo-Ni alloy steel plates material used to fabric high temperature pressure vessels.A302 Grade B steel plate shall be normally supplied in the as-rolled condition. Plates may be ordered normalized or stress relieved, or both.This kind of steel always used in Pressure Vessel,Boiler,Storage Tanks and Heat Exchanger in Oil,Gas Project.
Steel Grade:A302 Grade B Steel Standard: ASTM A302/A302M
Thickness:6mm-450mm Width:1200mm-4200mm
Length:3000mm-18000mm Surface Treatment:Shot blasting and painting or coated
Chemical Composition and Mechanical Property:
|
Grade |
Chemical Composition(%) |
||||
|
C |
Mn≥ |
Si |
P |
S |
|
|
A302 Grade B
(A302GRB)
|
0.20 |
1.07-1.62 |
1.07-1.62 |
0.035 |
0.035 |
|
Grade |
Mechanical Property |
|
|||
|
Tensile Strength(MPa) |
Yield Strength(MPa) |
% Elongation in 2 in.(50mm) min |
Impacting Test Temperature(°C) |
|
|
|
A302 Grade B
(A302GRB)
|
550-690 |
345 |
18 |
-20,40,-60 |
|
ASTM A302 Grade B Heat Treatment:
(1)Plates 2 in. [50 mm] and under in thickness are normally supplied in the as-rolled condition. Plates may be ordered normalized or stress relieved, or both.
(2)Plates over 2 in. [50 mm] in thickness shall be normalized.
we can supply ASTM A302 steel plate with best price,Any request for ASTM A302 Grade B(A302GRB) Pressure Vessel And Boiler Steel Plate ,please contact us for more,we will give you the best service!