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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
DIN17102 E St E 285 steel, DIN17102 E St E 285 steel hardness and heat treatment specification
DIN17102 E St E 285 steel is one kind of boiler and pressure vessel steel. DIN17102 E St E 285 steel is widely used in petroleum, chemical engineering, power plants, boilers and other industries for the production of the reactor, heat exchangers, separators, tank, gas tank, nuclear reactor pressure vessel, boiler, liquefied petroleum gas cylinders, Hydropower high-pressure pipes, turbine spiral case equipment and components.
DIN17102 E St E 285 steel hardness and heat treatment specification:
|
Annealing hardness |
Cold pull hardness |
Preheating temperature |
Quenching temperature |
Holding time |
Hardening medium |
Temper temperature |
After tempering hardness |
|
|
salt-bath furnace |
controlled atmosphere furnace |
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|
235 |
262 |
788 |
1191 |
1204 |
5~15 |
air cooling |
522 |
60 |
|
Steel plate/Sheet |
σb |
σs |
δ |
180 ° of cold bending test |
|
|
longitudinal |
horizontal |
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|
Hot-rolled/Cold rolling:5 - 150 |
520 |
415 |
16~18 |
2a |
3.5a |
|
Note: |
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BEBON STEEL service is the "one-stop" work style. We have our own processing factory, can offer client the service like wire drawing, Grinding mirror,cutting, knurling….If you have any need DIN17102 E St E 285 steel, please contact BEBON STEEL.


