ASTM A335 Grade P22 Alloy Steel P22 Round P22 Bar

ASTM A335 Grade P22 Alloy Steel P22 Round P22 Bar

100.0 INR/Kilograms

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Product Details:

Tolerance H9, H11, H13, as per client specification
Material Alloy Steel
Specific Use High temperature service applications
Type Round Bar
Diameter 6mm to 350mm
Length 2m to 12m or as per requirement
Processing Quenched and Tempered
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ASTM A335 Grade P22 Alloy Steel P22 Round P22 Bar Price And Quantity

Minimum Order Quantity 1000 Kilograms
Price 100.0 INR/Kilograms

ASTM A335 Grade P22 Alloy Steel P22 Round P22 Bar Product Specifications

Technique Hot Rolled
Application Boiler, Heat Exchanger, Power Plant, Petrochemical, Oil & Gas Refineries
Grade P22
Standard ASTM A335
Finish Bright, Black, Polished
Material Alloy Steel
Tolerance H9, H11, H13, as per client specification
Processing Quenched and Tempered
Length 2m to 12m or as per requirement
Diameter 6mm to 350mm
Type Round Bar
Specific Use High temperature service applications

Supply Condition Annealed / Normalized & Tempered
Tensile Strength 415-585 MPa
Heat Treatment Normalized, Tempered
Surface Condition Peeled, Turned, Ground
Elongation min 30%
Machinability Good
Packaging Standard Export Sea-worthy Packing
Hardness Max 250 HBW
Yield Strength min 205 MPa

Product Description

Technical Overview

ASTM A335 P22 is a seamless ferritic alloy-steel, often referred to as "2-1/4 Chrome" steel. It contains $2.25%$ Chromium and $1%$ Molybdenum, providing exceptional high-temperature strength and better corrosion resistance than the P11 and P12 grades.

Key Specifications & Properties

Feature	Details
Common Name	2-1/4 Chrome-Moly Steel
Material Grade	ASTM A335 P22 / ASME SA335 P22
Chemical Composition	Chromium (2.00% 2.50%), Molybdenum (0.87% 1.13%)
Tensile Strength	$ge 415 text{ MPa}$ ( $60,000 text{ psi}$ )
Yield Strength	$ge 205 text{ MPa}$ ( $30,000 text{ psi}$ )
Hardness	$le 163 text{ HBW}$

Common Applications

P22 round bars are heavy-duty components used in critical high-heat environments:

Power Plants: Main steam piping, boiler tubes, and headers.
Oil & Gas Refineries: High-temperature processing units and distillation equipment.
Chemical Processing: Reactors and heat exchangers dealing with corrosive fluids.
Nuclear Industry: Structural components requiring high creep resistance.

Features to Highlight in Your Listing

Excellent Creep-Rupture Strength: Specifically designed to withstand long-term stress at temperatures up to 600C.
High Oxidation Resistance: The Chromium content ensures the steel does not scale or degrade in high-temperature steam.
Hydrogen Service Reliability: Resists hydrogen embrittlement, making it safer for refinery use.
Superior Finish: Available in Black,Bright,Polished, or Rough Turned finishes.

Superior Strength for High-Temperature Environments

ASTM A335 P22 round bars offer outstanding yield and tensile strength, making them ideal for critical environments such as boilers and heat exchangers. Their robust composition ensures a minimum yield strength of 205 MPa and tensile strength between 415-585 MPa for maximum performance under stress.

Customizable and High-Quality Finishes

Whether you require a bright, black, or polished surface, these bars can be tailored to meet specific project demands. Choose between peeled, turned, or ground surface conditions, and select the required tolerance levels (H9, H11, H13) for precision and quality.

Comprehensive Supply and Reliable Packaging

Round bars are available from 2m to 12m in length and can be customized as per client requirements. Each bar is packed using standard export sea-worthy methods, ensuring safe transportation and delivery, whether for dealers, exporters, manufacturers, or end-users across India.

FAQ's of ASTM A335 Grade P22 Alloy Steel P22 Round P22 Bar:

Q: How is ASTM A335 Grade P22 Alloy Steel Round Bar processed to ensure high temperature performance?

A: These round bars undergo strict processing methods, including hot rolling and heat treatments such as normalization, tempering, and optional annealing. This ensures excellent mechanical properties, durability, and strength under high-temperature service conditions.

Q: What applications are most suitable for P22 alloy steel round bars?

A: P22 round bars are widely used in boilers, heat exchangers, power plants, petrochemical applications, and oil & gas refineries due to their capacity to perform reliably in demanding, high-temperature environments.

Q: When should I specify the surface finish and tolerance of the P22 round bar?

A: Surface finish options-bright, black, or polished-and tolerance levels (H9, H11, H13) should be specified at the time of order placement to ensure the bars meet your exact requirements and project standards.

Q: Where is ASTM A335 Grade P22 alloy steel typically sourced from in India?

A: This grade of alloy steel round bar is available from a wide network of dealers, exporters, fabricators, manufacturers, producers, suppliers, retailers, and traders across India, making it accessible for various project needs nationwide.

Q: What are the benefits of choosing P22 round bars with standard export sea-worthy packaging?

A: Standard export sea-worthy packaging protects the bars during transit and storage, reducing the risk of surface damage and corrosion, which is crucial for maintaining material integrity before use in critical applications.

Q: How does the machinability of P22 round bars contribute to fabrication processes?

A: With good machinability, ASTM A335 P22 round bars can be easily cut, shaped, and finished to tight specifications, streamlining the manufacturing and installation process for both routine and complex components.

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