Thabiso Steel, located in Cape Town, South Africa, has built a solid reputation as a top-notch manufacturer and supplier of high-quality alloy steel products. Their Alloy Steel Gr 10.9 Bolts are crafted for outstanding strength, precision, and reliability, making them perfect for tough industrial and structural tasks. These bolts are designed to handle significant stress, vibration, and mechanical loads, ensuring they deliver exceptional performance and durability. Thabiso Steel is committed to quality and innovation, providing reliable fastening solutions that support South Africa’s manufacturing, construction, and engineering sectors.
These Alloy Steel Gr 10.9 Bolts are made from medium carbon alloy steel, which includes carbon, manganese, chromium, and molybdenum. They undergo a heat treatment process involving quenching and tempering to achieve remarkable mechanical properties, boasting a tensile strength of about 1,040 MPa and a yield strength of around 940 MPa. This combination of high hardness, excellent fatigue resistance, and wear strength guarantees dependable performance in high-stress and dynamic settings.
| Grades | Grade 10.9 Bolt |
|---|---|
| Standard | ASTM A324, ASME SA324 |
| Size | Dia M 20 to 100 mm Inch 3/4“ to 3.1/2″ |
| finish | Zinc plated / Plain / Hot dip galvanised |
| Carbon Steel 10.9 | C | P | S | B |
|---|---|---|---|---|
| 0.20-0.55 | 0.025 | 0.025 | 0.003 |
| Grades | Size Range | PS [MPa] | YS (min) [MPa] | TS (min) [MPa] | Hardness [Rockwell] |
|---|---|---|---|---|---|
| Class 10.9 | 5–100 | 830 | 940 | 1040 | C33–39 |
| Class and Material | Nominal Size Range (mm) | Mechanical Properties | ||
|---|---|---|---|---|
| Proof Load (MPa) | Min. Yield Strength (MPa) | Min. Tensile Strength (MPa) | ||
| Class 10.9 Alloy steel, quenched and tempered | 5mm – 100mm | 830 | 940 | 1040 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
B6 Jaxon Steel is a trusted manufacturer and supplier of high-quality Alloy Steel Gr 10.9 Bolts in Cape Town, South Africa. We specialize in premium steel products, including Alloy Steel, Carbon Steel, Mild Steel and Galvanized Steel, with a strong focus on Carbon Steel Sheet and Plates. Our extensive inventory also includes Pipes, Tubes, Flanges, Forged Fittings and Bars. Committed to fast delivery and exceptional customer service, we use only the finest raw materials to ensure superior strength, durability and performance for critical industrial applications. Contact us today for all your Alloy Steel Gr 10.9 Bolts needs!
These bolts are widely utilized in automotive, heavy machinery, structural, and industrial applications, making them ideal for securing components that face extreme loads and vibrations. You’ll often find them in bridges, engines, cranes, and large equipment assemblies, where safety and strength are crucial. Thabiso Steel’s Alloy Steel Gr 10.9 Bolts offer long-lasting, high-performance fastening solutions that play a vital role in South Africa’s industrial growth and infrastructure development.
ThabisoSteel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Cape Town, South Africa.
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