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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
P355NH steel plate,P355NH steel plate supplier
P355NH steel plate under EN 10028-3 standard which is a kind of weldable normalized fine grained pressure vessel steel. As a professional P355NH steel plate supplier, we promise we will supply you the quality P355NH steel plate. The following is P355NH steel plate details for your reference:
|
C |
Si |
Mn |
P |
S |
Al total |
N |
Cr |
|
0.18 |
0.50 |
1.10-1.70 |
0.025 |
0.015 |
0.020 min |
0.012 |
0.30 |
|
Cu |
Mo |
Nb |
Ni |
Ti |
V |
Nb+Ti+V |
|
|
0.30 |
0.08 |
0.05 |
0.50 |
0.03 |
0.10 |
0.12 |
|
|
Product Thickness |
Yield Strength MPa |
Tensile Strength MPa |
Elongation A% |
|
up to 16 mm |
355 min |
490 to 630 |
22 min |
|
16 to 40 mm |
345 min |
490 to 630 |
22 min |
|
over 40 to 60 mm |
335 min |
490 to 630 |
22 min |
|
over 60 to 100 mm |
315 min |
470 to 610 |
21 min |
|
over 100 to 150 mm |
305 min |
460 to 600 |
21 min |
|
over 150 to 250 mm |
295 min |
450 to 590 |
21 min |
|
|
-20 OC |
0 OC |
+20 OC |
|
Transverse |
30 J min |
40 J min |
50 J min |
|
Longitudinal |
45 J min |
65 J min |
75 J min |