ASTM A633 Grade A steel plate/sheet manufacturing process are: raw material inspection ---raw material pickled --- raw material cutting---raw material heating----perforation process---rolling---heat treatment---property checking---inspection---packing.
Heat treatment of ASTM A633 Grade A steel sheet /plate maybe subjected to normalling,quench-hardening and tempering,or tempering as necessary .Further ,thermomechanical control,or appropriate heat treatment may be applied upon the purchase.
Standard: ASTM A-633/A-633M
Dimension range :3mm -260mm * 1000mm-4000mm * 1000mm-18000mm
A633 Grade A steel plate/sheet Mechanical Property :
Mechanical Property
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|||||||
Grade
|
Thickness
|
Yield
Strength |
Tensile
Strength |
Elongation
|
Charpy V Impact Test
|
||
Degree
|
Energy 1
|
Energy 2
|
|||||
A633Gr.A
|
mm
|
Min Mpa
|
Mpa
|
Min %
|
-
|
J
|
J
|
5＜t≤100
|
415
|
550-690
|
18
|
||||
100＜t≤150
|
380
|
515-655
|
18
|
||||
A633 Grade A Boiler steel plate Chemical composition :
Chemical composition
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|||||||
Grade
|
C
|
Mn
|
P
|
S
|
Si
|
V
|
N
|
A633Gr.A
|
≤0.22
|
1.15-1.50
|
≤0.035
|
≤0.04
|
0.15-0.50
|
0.04-0.11
|
0.01-0.03
|
Delivery Status : Hot Rolled,CR, Normalized, Quenched, Tempering, TMCP, Electroslag Remelting Technical.
ASTM A633 Grade A structural steel plate application :
A633 Grade A steel plate is mainly used in oil, chemical, power station, boiler and other industries, for the production reactor, heat exchangers, separators, spherical tanks, oil and gas pipes, liquefied gas tanks, nuclear reactor pressure shell, boiler drum, liquefied petroleum Gas cylinders, high-pressure water pipes, water turbines and other equipment and components.
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