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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
SAE 4130 alloy structural steel plate chemical component

SAE 4130 steel is a low-alloy structural steel containing chromium and molybdenum as strengthening agents. The SAE 4130 alloy structural steel plate has good strength and toughness, weld-ability and machinability.
SAE 4130 alloy structural steel plate chemical component Max (%):
|
Grade |
C |
Mn |
P |
S |
Si |
Cr |
Mo |
|
SAE 4130 |
0.28-0.33 |
0.40-0.60 |
0.035 |
0.040 |
0.15-0.35 |
0.80-1.10 |
0.15-0.25 |
SAE 4130 alloy structural steel plate offer good weld-ability without compromising steel abrasion and impact resistance. It is commonly used in structural applications, including gears, fasteners, and some aircraft exterior.
BEBON steel is a professional SAE 4130 alloy structural steel plate supplier in China. If you have the need of SAE 4130 alloy structural steel plate, please contact us at any times.

