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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
A283 Grade C Carbon structural steel plate steel sheet
ASTM A283 Grade C carbon steel plate is a common carbon structural steel .It is firstly and largely producing structural parts of the bolted and welded steel industrial area.
Specification of A283 Grade C Carbon structural steel plate steel sheet:
Standard: ASTM
Thickness: 8mm-450mm
Width: 1000mm-4000mm
Length: 3000mm-18000mm
Chemical composition of A283 Grade C carbon structural steel plate steel sheet (Max %):
Thickness |
C |
Si |
Mn |
P |
S |
Cu (Min) |
|
T≤40 |
0.24 |
0.40 |
0.90 |
0.035 |
0.04 |
0.20 |
|
T＞40 |
0.15-0.40 |
Our technical services for A283 Grade C carbon structural steel plate steel sheet 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 or welding into special pieces for end users.