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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
17Mn 4 steel plate, 17Mn4 steel chemical analysis
17Mn 4 steel plate is a kind of material for boiler and pressure vessel steel. 17Mn4 Steel under DIN 17155 standard, 17Mn4 Steel owns the minimum yield strength at 290 Mpa and tensile strength within 460-580 Mpa.
17Mn4 Steel specification:
Thickness: 6mm to 450mm,Width: 1500mm to 4000mm, Length: 5000mm to 18000mm
Production capacity: 10000 Tons per month
17Mn4 Steel Surface Treatment: Hot rolled and coated.
17Mn4 Steel Chemical Analysis:
|
Grade |
C. % |
Mn.% |
S. |
N |
Cu |
Nb |
Ti. |
Si. |
P. |
AL |
Cr. |
Mo. |
Ni |
Vi |
|
17 MN 4 |
0.08-0.2 |
0.90-1.50 |
0.015 |
0.012 |
0.30 |
0.020 |
0.03 |
0.40 |
0.025 |
0.020 |
0.30 |
0.08 |
0.30 |
0.02 |
17Mn4 Steel mechanical property:
|
Grade |
Type |
Thickness mm |
Yield strength Mpa(min) |
Tensile Strength MPa |
Elongation % (min) |
Impact Energy (KVJ) (min) |
||
|
-20° |
0° |
+20 |
||||||
|
Normalized |
t≤16 |
295 |
460-580 |
21 |
27 |
34 |
40 |
|
|
16＜t≤40 |
290 |
460-580 |
21 |
27 |
34 |
40 |
||
|
40＜t≤60 |
285 |
460-580 |
21 |
27 |
34 |
40 |
||
|
60＜t≤100 |
260 |
460-580 |
21 |
27 |
34 |
40 |
||
|
100＜t≤150 |
235 |
440-570 |
21 |
27 |
34 |
40 |
||
|
150＜t≤250 |
220 |
430-570 |
21 |
27 |
34 |
40 |
||
17Mn4 steel is commonly found in gas, oil, chemical, petrochemical industries, particularly suited for manufacturing boiler, pressure vessel, heat exchangers, spheres, separators, nuclear reactor vessel, gas and oil tank, liquid oil storage, hydraulic pressure bracket etc.
As a professional 17Mn4 steel plate supplier, we promise we can offer you the qualified steel. Besides that, we could promise the delivery time and the competitive price. Any need in 17Mn4 steel price or 17Mn4 steel technical conditions, please contact us freely.