Browse Our Collection
Get instant quotes that fit your budget perfectly.
Nial Sheets and Plates, based in Houston, USA, has built a solid reputation as a reliable manufacturer and supplier of top-notch Alloy Steel Gr 11 Sheets and Plates. These products are celebrated for their impressive strength, durability, and ability to withstand high temperatures. Designed specifically for demanding environments, these plates find their place in various industries, including power generation, petrochemicals, and refineries. Nial provides Grade 11 alloy steel plates in a range of sizes and specifications, all in line with ASTM A387/A204 standards. With a strong focus on precision, quality control, and timely delivery, Nial guarantees that its offerings meet the highest performance standards in critical applications.
Alloy Steel Gr 11 Sheets and Plates are primarily made up of chromium (1.0–1.5%) and molybdenum (0.45–0.65%), with carbon steel making up the rest. This unique blend gives them outstanding heat resistance, oxidation resistance, and tensile strength even at elevated temperatures. Their mechanical properties boast a tensile strength ranging from 415 to 585 MPa, a minimum yield strength of 205 MPa, and commendable elongation and ductility. Typically, Grade 11 plates are supplied in normalized and tempered or annealed states to boost toughness and machinability, making them perfect for pressure vessels and heat exchanger components that operate under high temperatures.
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 | K11789 | – |
| C | Mn | P | S | Si | Cr | Mo |
|---|---|---|---|---|---|---|
| 0.04 – 0.17 | 0.35 – 0.73 | 0.035 | 0.035 | 0.44 – 0.86 | 0.94 – 1.56 | 0.40 – 0.7 |
| A387 / SA387 Grade 11 | Class 1 | Class 2 |
|---|---|---|
| Tensile Strength (ksi) | 60-85 | 75-90 |
| Tensile Strength (MPa) | 415-585 | 485-620 |
| Yield Strength (ksi) | 35 | 45 |
| Yield Strength (MPa) | 240 | 310 |
| Elongation in 200mm (%) | 19 | 18 |
| 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.
Nial Sheets and Plates based in Houston, USA, 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 Grade 11 sheets and plates offer several advantages, including excellent resistance to high temperatures, making them ideal for use in power plants, boilers, and heat exchangers. They exhibit enhanced strength, durability, and toughness, even under extreme conditions. The chromium and molybdenum content improves corrosion resistance and wear resistance, ensuring longevity. Additionally, Alloy Steel Grade 11 has good weldability and formability, allowing for easy fabrication. These properties make it a preferred choice for industries requiring materials that can withstand thermal stress and maintain structural integrity over time.
Yes, we offer custom sizes for Alloy Steel Gr 11 Sheets and Plates to meet specific project needs. Our team at Nial Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.
In industries where reliable performance is crucial under high temperature and pressure, Alloy Steel Gr 11 Sheets and Plates are widely utilized. In power plants, they play a vital role in boilers, superheaters, and heat exchangers. The petrochemical and oil & gas industries rely on them for pressure vessels, storage tanks, and reactors. Additionally, they are essential in refineries, industrial furnaces, and chemical processing units, where thermal stability and corrosion resistance are paramount. Thanks to their strength, thermal performance, and excellent weldability, Alloy Steel Gr 11 plates are the go-to choice for critical components in heavy-duty applications.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
Discover high-quality products tailored to meet your unique needs and preferences.
Get instant quotes that fit your budget perfectly.
Houston, TX 77041
Copyright 2025 Nial Sheet and Plates. All rights reserved
