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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
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Key Characteristics of P295GH Steel2025-12-22
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Characteristics of DIN 17102 WStE 255 Steel2025-12-19
P355GH steel, P355GH steel plate
P355GH steel plate under En10028-2 standard, EN10028 P355GH steel plates is a kind of material for boiler and pressure vessel steel.,characterized by a minimum yield strength of 280-355 MPa and by good weldability,.
P355GH steel plate specification:
P355GH material number: 1.0473
Thickness: 6mm to 300mm,
Width: 1500mm to 4050mm,
Length: 3000mm to 15000mm
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P355GH Chemical Composition |
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Grade |
The Element Max (%) |
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C |
Si |
Mn |
P |
S |
Al(min) |
N |
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0.10-0.22 |
0.60 |
1.10-1.70 |
0.025 |
0.015 |
0.020 |
0.012 |
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Cr |
Cu |
Mo |
Nb |
Ni |
Ti |
V |
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|
0.30 |
0.30 |
0.08 |
0.040 |
0.30 |
0.03 |
0.02 |
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Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
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Grade |
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P355GH Mechanical Property |
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Thickness |
Yield |
Tensile |
Elongation |
Impact Energy(KV J) min |
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|
mm |
Min Mpa |
Mpa |
Min % |
-20° |
0° |
+20° |
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|
t≤ 16 |
355 |
510-650 |
20 |
27 |
34 |
40 |
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16< t≤40 |
345 |
510-650 |
20 |
27 |
34 |
40 |
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40<t ≤60 |
335 |
510-650 |
20 |
27 |
34 |
40 |
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|
60<t≤100 |
315 |
490-630 |
20 |
27 |
34 |
40 |
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100< t ≤150 |
295 |
480-630 |
20 |
27 |
34 |
40 |
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150< t ≤250 |
280 |
470-630 |
20 |
27 |
34 |
40 |
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