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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
Low alloy high strength St52-3 steel plate manufacturer
St52-3 steel is a low alloy high strength steel that under the DIN 17100 standard. St52-3 steel plate is readily welded to other weld-able steel. ST52-3 steel’s Mechanical properties is Yield strength more than 355 MPa, tensile strength 490-630Mpa.
ST52-3 steel plate chemical composition (%):
|
C
|
Mn |
Si |
P |
S |
V |
Nb |
Ti |
|
≤0.20 |
1.00-1.60 |
≤0.55 |
≤0.040 |
≤0.040 |
0.02-0.15 |
0.015-0.060 |
0.02-0.20 |
St52-3 steel plates’ Mechanical properties
|
Thickness |
Yield StrengthReH |
Tensile StrengthRm |
Fracture Elongation |
Notch Impact Energy1)Ch |
|
t≤ 16mm t >16mm |
355 345 |
|
|
20 degree 27J |
|
t < 3mm t ≥ 3mm |
|
510-680 490-630 |
|
|
|
Up to 1.5mm 1.51-2.00mm 2.01-2.50mm 2.51-2.99mm ≥ 3mm |
|
|
13 14 15 16 20 |
BEBON International is a professional ST52-3 steel plate manufacturer and supplier in china. Need more information about Low alloy high strength St52-3 steel plate, please contact us, We will provide the most professional service for you