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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
ASTM A285 grade B steel plate
ASTM A285 standard specification for pressure vessel plates, carbon steel, low- and intermediate-tensile strength.
ASTM A285 plates are normally supplied in the as-rolled condition. The plates may be ordered normalized or stress relieved, or both.
ASTM A285 steel plate specification:
Thickness: 6MM to 300MM,
Width: 1500mm to 4050mm,
Length: 3000mm to 15000mm
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A285 grade B Chemical Composition |
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Grade |
The Element Max (%) |
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|
C |
Si |
Mn |
P |
S |
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|
A285 grade B |
0.22 |
0.08-0.45 |
0.98 |
0.035 |
0.035 |
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
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Grade |
A285 grade BMechanical Property |
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Thickness |
Yield |
Tensile |
Elongation |
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mm |
Min Mpa |
Mpa |
Min % |
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|
6-50 |
185 |
345-485 |
28% |
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50-200 |
185 |
345-485 |
25% |
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A285 grade B Equivalent steel |
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Europe |
Germany |
Japan |
|
P235GH |
HI |
SPV 24 |
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