Phanuphong Steel and Plates, located in Bangkok, Thailand, stands out as a top-notch manufacturer and supplier of high-quality Alloy Steel Gr 10.9 bolts. Known for their precision engineering and rigorous quality control, this company caters to a variety of industrial sectors, providing fasteners that guarantee strength, durability, and reliability. With a strong commitment to excellence, Phanuphong Steel and Plates merges cutting-edge manufacturing techniques with premium materials, meeting the demands of the construction, automotive, and heavy machinery industries. Their Alloy Steel Gr 10.9 bolts are specifically crafted to endure high-stress applications, ensuring consistent performance and long-lasting service even in tough environments.
These Alloy Steel Gr 10.9 bolts are mainly made up of carbon, chromium, manganese, along with trace amounts of molybdenum and silicon, all of which boost their hardness and tensile strength. They undergo a quenching and tempering heat treatment process to achieve an impressive tensile strength of around 1,040 MPa and a yield strength of 940 MPa. With outstanding wear resistance, toughness, and fatigue strength, these bolts are designed to perform reliably under extreme mechanical loads and harsh conditions, making them perfect for critical applications that demand superior performance.
| Grades | Grade 10.9 Bolt |
|---|---|
| Standard | ASTM A324, ASME SA324 |
| Size | Dia M 20 to 100 mm Inch 3/4“Â 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 Phanuphong Steel is a trusted manufacturer and supplier of high-quality Alloy Steel Gr 10.9 Bolts in Bangkok, Thailand. 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!
Alloy Steel Gr 10.9 bolts are extensively utilized in automotive, construction, and heavy machinery sectors due to their remarkable strength and durability. They are particularly well-suited for securing engine components, structural frameworks, and heavy equipment assemblies where reliability under high stress is essential. Furthermore, these bolts find their place in bridges, industrial machinery, and manufacturing plants, ensuring safety and long-term performance. Their resistance to wear, deformation, and corrosion makes them a go-to choice for engineers and contractors looking for fasteners that provide both strength and longevity in challenging conditions.
Phanuphong Steel 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 Bangkok, Thailand.
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