Alloy Steel Grade 12 Coil
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Thabiso Steel is a reputable manufacturer and supplier located in Cape Town, South Africa, known for its top-notch steel products, including the Alloy Steel Grade 12 Coil. With a strong focus on quality and customer satisfaction, Thabiso Steel provides durable, high-performance solutions designed to meet the needs of various industries. Their cutting-edge manufacturing facilities and commitment to innovation ensure a steady supply, competitive pricing, and dependable service. The Alloy Steel Grade 12 Coil exemplifies the company’s dedication to quality, boasting exceptional strength, corrosion resistance, and long-lasting performance in critical applications.
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Alloy Steel Grade 12 Coils
Alloy Steel Gr 12 CR Coil
Alloy Steel Grade 12 HR Coil
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What is Alloy Steel Grade 12 Coil?
Typically, Alloy Steel Grade 12 Coil features a well-balanced mix of chromium (about 1.0–1.5%), molybdenum (0.4–0.65%), and low carbon content (around 0.05–0.15%), which boosts its strength and resistance to oxidation. This steel showcases impressive mechanical properties, including a tensile strength ranging from 415 to 585 MPa and a yield strength of approximately 205 MPa, with an elongation of around 30%. It also offers excellent weldability and can withstand high-temperature environments, making it perfect for applications that demand strength under pressure. Its creep resistance and hardness make it a great choice for extended use in tough conditions.
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Alloy Steel Grade 12 Coil Specifications
| Specifications | : | ASTM A387 / ASME SA387 |
| Thickness | : | 1mm-300mm |
| Width |
: | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, 4050mm etc |
| Length | : | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, 12000mm, 15000mm etc |
| Surface | : | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc |
| Finish | : | Hot rolled plate (HR), Cold rolled sheet (CR) |
| Form | : | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Strip etc. |
Alloy Steel Grade 12 Coil Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| Alloy Steel Gr 12 | 0.05 – 0.17 | 0.40-0.65 | 0.15 – 0.40 | 0.035 max | 0.035 max | 0.80 – 1.15 | 0.45 – 0.60 | – | – |
Alloy Steel Grade 12 Coil Mechanical Properties
| Tensile (MPa) | Yield (MPa) | Elongation (50mm) | Elongation (200mm) | Reduction of Area |
| 380 – 550 | 230 min | 22% min | 18% min | – |
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Pipes, Sheet, Fittings and Flanges
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Top Manufacturer and Supplier of Alloy Steel Grade 12 Coil in Cape Town, South Africa
Jaxon Steel based in Cape Town, South Africa is a trusted manufacturer and supplier for Alloy Steel Grade 12 Coils of great quality. In fact, we have earned our reputation for providing a variety of top-notch steel products-such as Structural Steel, Alloy Steel, Carbon Steel, Mild Steel, and Galvanized Steel-with emphasis on Structural Steel Sheets and Plates. Basic product lines include a complete range of Pipes, Tubes, Flanges, Forged Fittings, Bars, and other forms. Jaxon Steel is committed to its delivery and customer service, thus ensuring that they procure the best raw materials to guarantee high strength and durability with performance specifically for critical industrial applications. Contact us anytime for your Structural Steel Sheet and Plate needs!
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Types of Alloy Steel Grade 12 Coil






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Uses of Alloy Steel Grade 12 Coil
Alloy Steel Grade 12 Coil is a go-to choice in industries that need high-performance materials capable of handling extreme temperatures and harsh, corrosive environments. You’ll often find it in applications like heat exchangers, boiler tubes, pressure vessels, and steam piping, especially in power plants and petrochemical facilities. Thanks to its impressive mechanical strength and resistance to oxidation, it’s also perfect for refineries, chemical processing plants, and marine settings. Fabricators appreciate its formability and weldability, which make it easier to manufacture complex components efficiently. Thabiso Steel guarantees that every coil meets strict industry standards, ensuring it’s a dependable option for engineering projects that require both durability and precision.
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