ASME SA387 Grade 22 Class 2 Plates
ASC LLP is a renowned dealer and stockist of high-quality alloy steel plates. Among our diverse range of products, the ASME SA387 Grade 22 Class 2 Alloy Steel Plates stand out for their exceptional properties and advantages. These plates are widely used in various industries due to their excellent resistance to high temperatures and pressures, making them ideal for applications in boilers and pressure vessels.
What Are ASME SA387 Grade 22 Class 2 Plates?
The ASME SA387 Grade 22 Class 2 Plates are part of the chromium-molybdenum alloy steel family, specifically designed to withstand high temperature and high-pressure environments. These plates are manufactured under the ASME SA387 specification, which ensures they meet stringent quality and performance standards.

Properties of ASME SA387 Grade 22 Class 2 Plates
The ASME SA387 Gr22 Cl2 Plates are known for their excellent mechanical and chemical properties, which include:
- High Tensile Strength: These plates offer superior tensile strength, making them suitable for high-stress applications.
- Excellent Creep Resistance: They maintain their strength and structural integrity even at elevated temperatures.
- Good Corrosion Resistance: The chromium content provides excellent resistance to oxidation and corrosion.
- Enhanced Durability: The alloy composition ensures long-lasting performance and resistance to wear and tear.
- Good Weldability: These plates can be easily welded using conventional welding methods, making them versatile for various applications.
Advantages of ASME SA387 Grade 22 Class 2 Plates
Choosing ASME SA387 Gr22 Cl2 Plates from ASC LLP offers several advantages:
- Reliability: Our plates are manufactured to meet strict industry standards, ensuring consistent quality and performance.
- Versatility: Suitable for a wide range of applications, including pressure vessels, boilers, and heat exchangers.
- Cost-Effectiveness: The durability and long service life of these plates translate to cost savings over time.
- Safety: The high strength and resistance to heat and pressure enhance the safety of equipment and operations.


Schedule and Size Chart
Plate Thickness (mm) | Width (mm) | Length (mm) |
6 | 1000 – 2500 | 6000 – 12000 |
8 | 1000 – 2500 | 6000 – 12000 |
10 | 1000 – 2500 | 6000 – 12000 |
12 | 1000 – 2500 | 6000 – 12000 |
16 | 1000 – 2500 | 6000 – 12000 |
20 | 1000 – 2500 | 6000 – 12000 |
25 | 1000 – 2500 | 6000 – 12000 |
32 | 1000 – 2500 | 6000 – 12000 |
40 | 1000 – 2500 | 6000 – 12000 |
50 | 1000 – 2500 | 6000 – 12000 |
Mechanical Properties Chart
Property | Value |
Tensile Strength | 515-690 MPa (75-100 ksi) |
Yield Strength | ≥310 MPa (≥45 ksi) |
Elongation (in 50mm) | ≥18% |
Hardness (HBW) | 170-220 |
Impact Energy (Charpy V-notch) | ≥ 34J at -20°C |
Specifications Chart
Specification | Details |
Standard | ASME SA387 |
Grade | 22 |
Class | 2 |
Type | Alloy Steel Plates |
Heat Treatment | Normalized and Tempered |
Manufacturing Process | Hot Rolled |
Chemical Composition Chart
Element | Composition (%) |
Carbon (C) | 0.05-0.15 |
Manganese (Mn) | 0.30-0.60 |
Phosphorus (P) | ≤0.025 |
Sulfur (S) | ≤0.025 |
Silicon (Si) | 0.50 max |
Chromium (Cr) | 2.00-2.50 |
Molybdenum (Mo) | 0.90-1.10 |
Vanadium (V) | 0.02-0.10 |
Physical Properties Chart
Property | Value |
Density | 7.85 g/cm³ |
Melting Point | 1425-1510°C |
Thermal Conductivity | 26 W/m-K at 500°C |
Specific Heat Capacity | 460 J/kg-K |
Modulus of Elasticity | 200 GPa |
Coefficient of Expansion | 11.7 x 10^-6 /°C |
Application Chart
Industry/Application | Description |
Petrochemical and Chemical Processing | Pressure vessels and reactors handling high temperatures |
Power Generation | Boilers and heat exchangers |
Oil and Gas | Refineries and pipelines |
Industrial Boilers | Construction of industrial boilers |
Nuclear Power Plants | Components exposed to high radiation and heat |
Marine | Shipbuilding and offshore platforms |
Aerospace | High-temperature engine components |
Why Choose ASC LLP?
As a leading ASME SA387 Grade 22 Class 2 Plates dealer and stockist, ASC LLP is committed to providing our customers with the highest quality products. Here’s why you should choose us:
- Extensive Inventory: We maintain a large stock of ASME SA387 Gr22 Cl2 Plates to meet your immediate needs.
- Quality Assurance: All our plates undergo rigorous testing and quality checks to ensure they meet industry standards.
- Expertise: Our knowledgeable team can provide technical support and guidance to help you select the right plates for your specific requirements.
- Competitive Pricing: We offer competitive prices without compromising on quality, ensuring you get the best value for your investment.
- Timely Delivery: We understand the importance of timely delivery and strive to ensure your orders reach you on schedule.
At ASC LLP, we take pride in being a trusted ASME SA387 Grade 22 Class 2 Plates dealer and stockist. Our commitment to quality, reliability, and customer satisfaction makes us the preferred choice for alloy steel plates. Whether you need plates for high-temperature applications, pressure vessels, or any other industrial use, our ASME SA387 Gr22 Cl2 Plates are the perfect solution. Contact us today to learn more about our products and how we can meet your alloy steel plate needs.
Global Reach
Amardeep Steel Centre boasts a robust global presence, committed to delivering unparalleled service and quality to clients around the world. Our dedication to prompt delivery and exceptional customer care sets us apart in the industry. Major corporations across the USA, Europe, Asia, and other regions place their trust in our high-quality ASME SA387 Grade 22 Class 2 Plates. This widespread trust underscores our reputation for reliability and excellence. By consistently meeting and exceeding the expectations of our international clientele, we continue to solidify our position as a leader in the global steel market.

Countries We Export To
UNITED STATES, EUROPE, UK, UAE, SAUDI ARABIA, OMAN, KUWAIT, JORDAN, QATAR, INDONESIA, MALAYSIA, BRAZIL, SPAIN, ITALY, FRANCE, GERMANY, BAHRAIN, SRI LANKA, AZERBAIJAN, AUSTRALIA, AUSTRIA, PHILIPPINES, TURKEY, RUSSIA, IRAN, IRAQ, CANADA, KOREA, JAPAN, YEMEN, FINLAND, ZIMBABWE, HUNGARY, PORTUGAL, VIETNAM, MOROCCO, THAILAND, SOUTH AFRICA, MEXICO, SINGAPORE, GREECE, KUWAIT, POLAND, NEW ZEALAND, SWEDEN, SWITZERLAND, BELGIUM, BHUTAN, BANGLADESH, TAIWAN, ROMANIA, CAMBODIA, KAZAKHSTAN, AFGHANISTAN.