A203Gr.D,A203 Gr D,A203 Grade D,ASTM A203GrD STEEL PLATE

ASTM A203GrD Pressure vessel thick Steel Plate
 
Unitedsteel Steel Mill produced super thickness steel plate At ASTM A203 Grade A,A203 Grade B,A203 Grade D,A203 Grade E and A203 Grade F steel.
 
A203 Grade D steel plate
A203 Grade D steel grade is a nickel alloy steel plate in welded pressure vessels. For this A203 Grade D is max thickness in 100mm and the element of nickel is 3.25% to be used in manufacturing pressure vessel and boilers.
 
A203 Grade D steel plate, in yield of 255Mpa , Tensile in 450Mpa. In fact, The A203 Gr.A and A203 Gr.D are the same in mechanical property. But the A203 Gr.D nickel is 3.25% , A 203 Gr. A nickel 2.25%.


A203 Grade D steel Chemical Requirements In product analysis under 50mm thickness

Element	A203 Grade A  Max %
C	0.17
Si	0.13-0.45
Mn	0.78-0.88
P	0.035
S	0.035
Ni	3.18-3.82

 
 
A203 Grade D steel Tensile Requirements

Mechanical Property of A203 Grade D steel plate	A203 Grade D
Tensile strength, kis [MPa] 50mm or under Over 50mm Yield strength, min, kis [MPa] 50mm or under Over 50mm Elongation in 8 in. [200 mm], min, % Elongation in 2 in. [50 mm], min, %	Tensile strength, kis [MPa] 65-85 [450-585] 65-85 [450-585] Yield strength, min, kis [MPa] 37 [255] 37 [255] 19 23

 
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