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Product Overview
Introduction To Engineering Steel P22
MOKSH TUBES & FITTINGS LLP is a manufacturer, supplier, exporter, importer, and stockist of P22 alloy steel products such as pipes, tubes, plates, and fittings used primarily in pressure vessels and high-temperature applications.
EN P22, is a chromium-molybdenum (Cr-Mo) alloy steel commonly used for high-temperature and high-pressure service in power plants, oil refineries, and petrochemical industries. It provides excellent strength, creep resistance, and corrosion resistance at elevated temperatures, making it ideal for boilers, superheaters, and heat exchangers.
Chemical Composition
| Element | Composition (%) |
|---|---|
| Carbon | 0.05 – 0.15 |
| Silicon | 0.20 – 0.50 |
| Manganese | 0.30 – 0.60 |
| Phosphorus | ≤ 0.025 |
| Sulfur | ≤ 0.025 |
| Chromium | 1.90 – 2.60 |
| Molybdenum | 0.85 – 1.10 |
| Nickel | ≤ 0.40 |
Technical Composition
Physical Properties
| Property | Imperial | Metric |
|---|---|---|
| Density | 0.284 lb/in³ | 7.85 g/cm³ |
| Melting Point | 2450 – 2550 °F | 1340 – 1400 °C |
| Modulus of Elasticity (Tension) | 29,000 ksi | 200 GPa |
| Modulus of Elasticity (Torsion) | 11,600 ksi | 80 GPa |
| Poisson’s Ratio | 0.29 | — |
| Thermal Conductivity | 45 W/m·K | 45 W/m·K |
| Specific Heat Capacity | 460 J/kg·K | 460 J/kg·K |
Mechanical Properties
| Property | Annealed | Hot-Finished | Cold Drawn | Hot-rolled | Sheet |
|---|---|---|---|---|---|
| Tensile Strength (ksi / MPa) | 75–95 ksi / 517–655 MPa | 80–110 ksi / 552–758 MPa | — | 75–95 ksi / 517–655 MPa | — |
| Yield Strength (0.2%) | 40–60 ksi / 276–414 MPa | 45–90 ksi / 310–620 MPa | — | 40–60 ksi / 276–414 MPa | — |
| Elongation (%) | 20–30 | 15–25 | — | 20–30 | — |
| Brinell Hardness (3000 kg) | 140–190 | 160–220 | — | 140–190 | — |
| Rockwell Hardness (B / C) | 75–85 B | 85–90 B | — | 75–85 B | — |
Products in Engineering Steel P22
Engineering Steel P22 is typically available in:
Engineering Steel P22 products are produced to the following global standards:
Uses and Advantages
Excellent high-temperature strength and creep resistance
Good corrosion and oxidation resistance in steam environments
Suitable for high-pressure and high-temperature service
Reliable weldability and machinability
Applications of Engineering Steel P22
Engineering Steel P22 is widely used in:
Power Generation
Boiler tubes, superheater tubes, and reheater tubes in fossil-fuel power plants.
Petrochemical and Refinery
Heat exchangers, pressure vessels, and piping for high-temperature processes.
Oil & Gas Industry
Equipment exposed to elevated temperatures and pressures, including refinery piping and drilling tools.
WHY CHOOSE US?
FAQ's
What is P22 steel used for?
P22 steel is used in high temperature and high-pressure applications such as boiler tubes, superheater and reheater tubes, heat exchangers, pressure vessels, and refinery piping in power plants, petrochemical, and oil & gas industries.
What are the key properties of P22 steel?
P22 steel provides excellent strength, high creep resistance, corrosion and oxidation resistance at elevated temperatures, good weldability, and reliable mechanical performance for long term service.
In what forms is P22 steel available?
P22 steel is available as seamless and welded pipes, tubes, sheets, plates, bars, flanges, fasteners, and custom fabricated components to meet diverse industrial requirements.
Why is P22 steel preferred for high-temperature applications?
With chromium, molybdenum, and nickel alloying, P22 steel offers superior high temperature strength, creep resistance, and corrosion resistance, making it suitable for boilers, superheaters, and pressure vessels operating under severe conditions.
Why choose MOKSH TUBES & FITTINGS LLP for P22 steel?
We provide certified P22 steel products with extensive stock, custom sizing, technical expertise, competitive pricing, timely delivery, and full traceability to ensure reliable performance in critical applications.
Contact Us
For inquiries or quotations for P22 steel products, contact Moksh Tubes & Fittings LLP — your reliable supplier for high-performance alloy steels.
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