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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
DIN 17135 A St 41 steel, DIN 17135 A St 41 steel Chemical Composition
DIN 17135 A St 41 steel is one of grade in DIN 17135. DIN 17135 A St 41 steel is used in the fabrication of industrial boilers and pressure vessels, so, DIN 17135 A St 41 steel belongs to boilers and pressure vessels steel.
DIN 17135 A St 41 steel is used primarily in:
Manufacturing boilers in industries such as shipbuilding, petrochemical and manufacturing.
Manufacturing boilers, pressure vessels, gas turbines.
Manufacturing heat exchangers, spheres, compressors and storage tanks.
Manufacturing a variety of skid mounted equipment designed for the oil and gas industry.
Other industrial and commercial purposes.
DIN 17135 A St 41 steel Chemical Composition:
|
Grade |
C. % |
Mn.% |
S. |
N |
Cu |
Nb |
Ti. |
Si. |
P. |
AL |
Cr. |
Mo. |
Ni |
Vi |
|
A ST 41 |
0.20 |
0.80-1.40 |
0.015 |
0.012 |
0.30 |
0.020 |
0.03 |
0.40 |
0.025 |
0.020 |
0.30 |
0.08 |
0.30 |
0.02 |
DIN 17135 A St 41 steel Mechanical Property:
|
Grade |
Type |
Thickness mm |
Yield strength Mpa(min) |
Tensile Strength MPa |
Elongation % (min) |
Impact Energy (KVJ) (min) |
||
|
-20° |
0° |
+20 |
||||||
|
A ST 41 |
Normalized |
≤16 16 > to≤40 40 > to≤60 60 > to≤100 100 > to≤150 150 > to≤250 |
265 |
410-530 |
22 |
27 |
34 |
40 |
|
255 |
410-530 |
22 |
27 |
34 |
40 |
|||
|
245 |
410-530 |
22 |
27 |
34 |
40 |
|||
|
215 |
410-530 |
22 |
27 |
34 |
40 |
|||
|
200 |
400-530 |
22 |
27 |
34 |
40 |
|||
|
185 |
390-530 |
22 |
27 |
34 |
40 |
|||
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