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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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a203 grade e steel plate,a203 grade e steel chemical composition
a203 grade e steel plate under ASTM standard which is a kind of pressure vessel steel. a203 grade e steel plate is widely used in manufacturing pressure vessel and boilers.
a203 grade e steel plate specification:
Standard: ASTM Grade: a203 grade e
Thickness 8mm-100mm, Width: 1500-4020mm, Length: 3000-27000mm
a203 grade e steel chemical composition:
|
Thickness |
C |
Si |
Mn |
P |
S |
Ni |
|
T≤50 |
0.20 |
0.15/0.40 |
0.70 |
0.035 |
0.035 |
3.25-3.75 |
|
T>50 |
0.23 |
0.80 |
|
Grade |
Nominal Nickel |
Yield Strength, min, ksi [MPa] |
Tensile Strength, min, ksi [MPa] |
Elongation in 8 in. [200 mm], min, % |
Elongation in 2 in. [50 mm], min, % |
|
E |
3.50 |
40 [275] |
70-90 [485-620] |
17 |
21 |
a203 grade e steel plate surface treatment: Shot blasting and painting or coated.
a203 grade e steel plate application:
a203 grade e steel plate is widely used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
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