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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 A516 grade 70 boiler steel plates Size
A516 Grade 70 boiler steel plates are mainly used in welded pressure vessels where improved notch toughness is important.ASTM A516 Grade 70 is an excellent choice for service in lower than ambient temperature applications, has excellent notch toughness and is used in both pressure vessels and industrial boilers.
A516 Grade 70 steel plate offers greater tensile and yield strength when compared to ASTM A516 Grade 65 and can operate in even lower temperature service.
ASTM A516 Gr 70 boiler steel plates Thickness:6-400mm
Width:1500-4200mm
Length:3000-18000mm
ASTM A516 grade 70 boiler steel plates Chemical composition(%)
C:0.27-0.31 Si:0.13-0.45 Mn:0.79-1.30 P≤0.035 S≤0.035
Mechanical property
Tensile strength(Mpa):485-620 Yield strength(Mpa):260 Elongation in 2in.(50mm)≥17 Impacting test temperature (°C):-20,40,-60
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