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ASTM A202 Grade B is a chromium-manganese-silicon low-alloy steel tailored for high-pressure, medium-temperature pressure vessel applications.2026-04-30
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ASTM A202 Grade A is a critical chromium-manganese-silicon low-alloy steel plate specifically designed for welded pressure vessels and boilers operating at medium temperatures.2026-04-30
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ASTM A202 Pressure Vessel Steel Material and Grades:
Alloy System: **Chromium-Manganese-Silicon (Cr-Mn-Si)** Low-Alloy Heat-Resistant Steel2026-04-17 -
ASTM A204/A204M Grade B molybdenum alloy steel plates for pressure vessels feature superior chemical composition and mechanical properties compared to Grade A2026-04-10
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As a molybdenum-alloy steel plate for pressure vessels under the ASTM A204/A204M standard, A204 Gr.A is a low-alloy, high-strength material specifically designed for service conditions involving moderate temperatures (≤400°C) and moderate-to-high pressure2026-03-31
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A302 Grade C boiler steel plate
Steel Name: A302 Grade C boiler steel plate, A302 Grade C boiler steel sheet, A302 Grade C steel plate, A302 Grade C steel sheet, A302 Grade C Pressure vessel steel plate
Steel Grade: A302 Grade C Steel Standard: ASTM A302/A302M
Thickness:6mm-450mm, Width:1200mm-4200mm, Length:3000mm-18000mm
A302 Grade C boiler steel plate surface treatment: Shot blasting and painting or coated.
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ASTM A302 Grade C Chemical Composition |
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Grade |
The Element Max (%) |
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C |
Si |
Mn |
P |
S |
Al |
N |
|
|
A302 Grade C |
0.20-0.25 |
0.13–0.45 |
1.07-1.62 |
0,035 |
0,035 |
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|
|
Nb |
V |
Ti |
Cu |
Cr |
Ni |
Mo |
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|
|
|
|
|
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0.37-0.73 |
0.41–0.64 |
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Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
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Grade |
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Thickness |
Yield |
Tensile |
Elongation |
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A302 Grade C |
mm |
Min Mpa |
Mpa |
Min % |
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6-50 |
345 |
550-690 |
20% |
|
|
50-200 |
345 |
550-690 |
17% |
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A302 Grade C boiler steel plate application:
A302 Grade C boiler steel plates are used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
A302 Grade C boiler steel plate additional technical services:
Including Heat treatment (Normalized, TMCP, Quenched and Tempered, N+T), Z-test (Z15, Z25, Z35), Ultrasonic Examination, Low temperature impacting test, DWTT,PWHT and cutting&welding into special pieces for end users. Mill test certificate issued under EN 10204 format.
As a professional global A302 Grade C boiler steel plate supplier, we promise we can offer you the qualified A302 Grade C boiler steel plate and our A302 Grade C boiler steel plate price is reasonable. If you have any confusion in A302 Grade C boiler steel plate price or A302 Grade C boiler steel plate technical conditions, please contact us freely.