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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
Wholesale quality S45C Carbon steel plate
S45C steel is non-alloyed medium carbon steel. S45C steel plates’ carbon chemical composition is 0.42-0.48%. It is under the JIS G4051 standard.
S45C carbon steel specification:
Thickness: 1mm-200mm
Width: 1000mm-4000mm
Length: 2000mm-12000mm
Chemical Composition of S45C Carbon steel plate Max(%):
|
Grade
|
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
|
S45C |
0.42-0.50 |
0.17-0.37 |
0.50-0.80 |
0.035 |
0.035 |
0.25 |
0.25 |
0.25 |
S45C Carbon steel plate mechanical properties:
Tensile Strength σb(MPa) |
Yield Strength |
Elon-Gation Ration |
Reduction of area |
Impact merit |
Resilient value |
Degree of |
Annealed |
Test Specimen |
|
≥600 |
≥355 |
≥16 |
≥40 |
≥39 |
≥49 |
≤229HB |
≤197HB |
25 |
The S45C steel plate has reliable mechanical property, good formability and excellent welding performance, which is widely used in various industries.Such as architecture, bridge construction, marine craft, ail-way locomotive, heavy machine and other structure parts.