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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 SA285GrC boiler and pressure vessel steel,
ASTM SA285GrC boiler and pressure vessel steel, ASTM SA285GrC boiler steel, ASTM SA285GrC pressure vessel steel
ASTM SA285GrC boiler and pressure vessel steel Rolling Range (T*W*L): 6-300mm*1500-4020mm*3000-18000mm.
ASTM SA285GrC boiler and pressure vessel steel chemical composition:
|
Brand |
C≤ |
Mn≤ |
Si≤ |
P≤ |
S≤ |
Alt≥ |
|
SA285GrC |
0.20 |
0.5-1 |
0.3-5 |
0.025 |
0.015 |
0.020 |
ASTM SA285GrC boiler and pressure vessel steel mechanical property:
|
Brand |
Yield point σs,MPa |
Tensile strength σb MPa |
Elongation δ5 % |
Longitudinal impact strength,AkV,J(°C) |
180° Bending test d=Diameter of apex a= Specimen thickness |
|||||||
|
≤16 |
>16-36 |
>36-60 |
>60-100 |
20 |
0 |
-20 |
-40 |
|||||
|
Not less than |
Not less than |
≥35 |
||||||||||
|
SA285GrC |
245 |
235 |
225 |
205 |
390-520 |
25 |
31 |
1.5a |
2a |
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ASTM SA285GrC boiler and pressure vessel steel is widely applied Petroleume, Chemical Factory and the Boilers domains. ASTM SA285GrC boiler and pressure vessel steel is also made the Reactor, Heat Exchanger, Separator, Spherical Tank, the Tank of oil gas, Nuclear reactor pressure shell, High-pressure water pipe, Turbin shell and other equipments
.