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Based in Chennai, India, Kunj Sheets and Plates is a top producer and supplier of Alloy Steel Gr 12 Sheets and Plates, providing high-quality products made for demanding industrial uses. Kunj offers Alloy Steel Grade 12 products that satisfy international standards and is renowned for its excellent quality control, prompt delivery, and customer-focused services. Because of their superior mechanical qualities and resistance to corrosion, these sheets and plates are perfect for high-temperature and high-pressure settings. Customers in the power plants, refineries, and engineering sectors trust Kunj Sheets and Plates because of its extensive distribution network and years of industry experience.
The main constituents of Alloy Steel Gr 12 Sheets and Plates are carbon (≤0.05%), molybdenum (0.44–0.65%), and chromium (0.8–1.25%), with trace amounts of silicon, phosphorus, and manganese. The alloy has outstanding creep strength, oxidation stability, and corrosion resistance. It usually offers an elongation of roughly 30%, a yield strength of about 275 MPa, and a tensile strength of about 485 MPa. The steel is perfect for high-stress mechanical systems and pressure-retaining components because it can withstand elevated temperatures and has good weldability and formability.
Alloy Steel Sheets and Plates Specification : ASTM A387 / ASME SA387
Dimension Standard : JIS, AISI, ASTM, GB, DIN, EN, etc
Width : 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc
Length : 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
Thickness : 0.3 mm to 120 mm
Form : Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc.
Surface Finishing : Hot rolled plate (HR), Cold rolled sheet (CR),2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, Chequered, embossed, hair line, sand blast, Brush, etching, SATIN (Met with Plastic Coated) etc.
| BS | EN | ASTM/ASME | UNS | DIN |
|---|---|---|---|---|
| 621B | – | A387 / SA 387 | K11757 | – |
| C | Mn | P | S | Si | Cr | Mo |
|---|---|---|---|---|---|---|
| 0.04 – 0.17 | 0.35 – 0.73 | 0.035 | 0.035 | 0.13 – 0.45 | 0.74 – 1.21 | 0.4 – 0.65 |
| A387 / SA387 Grade 12 | Class 1 | Class 2 |
|---|---|---|
| Tensile Strength (ksi) | 50-80 | 65-85 |
| Tensile Strength (MPa) | 380-550 | 450-585 |
| Yield Strength (ksi) | 33 | 40 |
| Yield Strength (MPa) | 230 | 275 |
| Elongation in 200mm (%) | 18 | 19 |
| Elongation in 50mm (%) | 22 | 22 |
| Reduction of area in % | – | – |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Kunj Sheets and Plates based in Chennai, India, is a leading supplier and stockist of high-quality metal products, including Sheets, Plates, Coils, Foils, Angles, Channels, Circles, and Slitting Coils, all offered with exceptional service and tailored to meet our customers specific requirements. With a focus on delivering superior products, we cater to a wide range of industries, providing reliable solutions for diverse applications. Our extensive inventory includes Known for our unique finishing techniques and commitment to quality. We are dedicated to ensuring customer satisfaction through dependable service and top-notch products.
Alloy Steel Gr 12 Sheets and Plates offer several advantages, including exceptional strength, toughness, and resistance to wear and corrosion, making them ideal for harsh environments. Their high tensile strength and ability to withstand elevated temperatures enhance their performance in industries like power generation, construction, and heavy machinery. Gr 12 alloy steel also provides excellent weldability and machinability, ensuring ease of fabrication. Additionally, it delivers superior fatigue resistance and longevity, reducing maintenance costs and increasing the reliability and safety of equipment and structures in demanding applications.
Yes, we offer custom sizes for Alloy Steel Gr 12 Sheets and Plates to meet specific project needs. Our team at Kunj Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.
In high-temperature, high-pressure settings like thermal power plants, chemical processing facilities, and oil refineries, alloy steel gr 12 sheets and plates are widely used. Boilers, superheaters, heat exchangers, and pressure vessels can all be made with these materials. They are dependable for turbine parts and steam piping systems because of their resistance to oxidation and scaling. Furthermore, Grade 12 plates are used in petrochemical plants, nuclear power plants, and marine applications where resistance to thermal fatigue and mechanical strength are essential. Long-term performance and cost effectiveness in demanding service environments are guaranteed by their durability.
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