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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
Hot dip A335P22 galvanized square steel pipe for greenhouse steel tube
ASTM A335P22 square steel tube belong Boiler and Superheater temperature ferritic chromium-molybdenum steel, high thermal performance is strong, has good processing properties and weldability, lasting good plasticity. Therefore, in the harsh working environment it has been more widely used. We are A335P22 square steel tube supplier in China, with a look at the following our A335P22 square tube basic chemical properties and application.

Chemical content of ASTM A335P22 square tube:
C:0.05-0.15;Mn:0.30-0.60;P≤0.025;S≤0.025;Si≤0.50;Cr:1.90-2.60;Mo:0.87-1.13
Thickness:1-60mm;outer diameter:10-1000mm
Technique:cold rolled
Surface treatment:galvanized
Payment terms:T/T,L/C
Application: superheater tube wall and the wall temperature ≤540 ℃ steam pipes and headers are mainly used 300,600MW other large-capacity power plant boiler wall temperature ≤580 ℃, such as a variety of heat in the thermal power, nuclear power and some of the equipment in the presence of hydrogen piping and pressure vessel and so on.
If you are looking for the right A335P22 square tube products, please contact us, we will take strict A335P22 square tube product quality supervision, to ensure that poured into our target market is not inferior A335P22 square tube products. We only provide qualified A335P22 square tube products with the best quality and reasonable price for our customers, welcome to inquire.

