A203 Pressure Vessel Carbon Steel Coil DescriptionASTM A203 Grade: A, B, D, E, F, Boiler VesselVolumeIt is a nickel alloy steel material used in the manufacture of high temperature pressure vessels. ASTM A203 Boiler VesselVolumeThe performance is based on its Ni composition. ASTM A203 Boiler VesselV
ASTM A203 Grade: A, B, D, E, F, Boiler VesselVolumeIt is a nickel alloy steel material used in the manufacture of high temperature pressure vessels. ASTM A203 Boiler VesselVolumeThe performance is based on its Ni composition. ASTM A203 Boiler VesselVolumeThere are five grades: A, B, D, E and F. ASTM A203 Boiler Vessels for Grade A, B, D and E VolumeAll shall be normalized as required. The chemical composition shall conform to the requirements of ASTM A203/A203M. Also, ASTM A203 Boiler VesselVolumeTwo mechanical property tests are required: a tensile test and an impact test.
Rolling, Annealing, Quenching, Tempered or Standard
Surface Process
Ordinary, Wire Drawing, Laminated Film
Chemical Composition
A203
Upper Limit of Chemical Element Content(%)
C
Si
Mn
P
S
Ni
Class A
0.23
0.13-0.45
0.88
0.025
0.025
2.03-2.57
Class B
0.25
0.13-0.45
0.88
0.025
0.025
2.03-2.57
Class D
0.20
0.13-0.45
0.88
0.025
0.025
3.18-3.82
Class E
0.23
0.13-0.45
0.88
0.025
0.025
3.18-3.82
Class F
0.23
0.13-0.45
0.88
0.025
0.025
3.18-3.82
Mechanical Properties
A202
Tensile Strength kis[MPa]
Yield Strength kis[MPa]
Elongation
Gauge Length 8in.[200mm],%
Elongation
Gauge Length 2in.[50mm],%
GradeA
65-85 [450-585]
37 [255]
19
23
GradeB
70-90 [485-620]
40 [275]
17
21
GradeD
65-85 [450-585]
37 [255]
19
23
GradeE
70-90 [485-620]
40 [275]
17
21
GradeF
75-100[515-690]
50[345]
-
20
Physical Performance
Physical Performance
Metric
Imperial
Density
7.80g/cc
0.282 lb/in³
Scope of Application
ASTM A203 boiler vessel plate is widely used in petroleum, chemical industry, power station, boiler and other industries, for the manufacture of reactor, heat exchanger, separator, spherical tank, oil and gas tank, high pressure pipeline, water turbine and other equipment and components.
Mark Doe
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