Phanuphong Steel and Plates, a prominent manufacturer and supplier located in Bangkok, Thailand, specializes in top-notch Alloy Steel B7 Stud Bolts, providing dependable solutions for all your industrial fastening needs. Renowned for their precision engineering and rigorous quality control, these stud bolts deliver outstanding performance even in the toughest environments. Phanuphong Steel’s commitment to excellence has made it a reliable partner for industries like construction, oil and gas, and heavy machinery, offering products that blend durability, strength, and resistance to corrosion. With a wide variety of sizes and specifications, their Alloy Steel B7 Stud Bolts not only meet international standards but also cater to specific customer requirements.
These Alloy Steel B7 Stud Bolts are primarily made from chromium-molybdenum steel, skillfully alloyed to provide exceptional strength and hardness. They showcase impressive tensile and yield strength, high fatigue resistance, and remarkable toughness, even under high-stress conditions. The heat treatment processes, including quenching and tempering, enhance their mechanical properties, making them resistant to wear, deformation, and thermal stress. With hardness levels typically between 32–39 HRC, these bolts maintain their reliability under extreme pressures and temperatures, making them perfect for high-performance applications in critical industrial settings.
| Specifications | : | ASTM A 193 ASME SA 193 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | 3 mm to B7 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head Bolts, Square Bolts, U bolts, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts |
| Alloy Steel B7 Stud Bolts | C | Mn | P | S | Si | Cr | Mo |
| 0.37-0.49 | 0.65-1.10 | 0.035 Max | 0.04 Max | 0.15-0.35 | 0.75-1.20 | 0.15-0.25 |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
|---|---|---|---|---|---|
| B7 | Up to 2-1/2 | 125 | 105 | 16 | 50 |
| 2-5/8 – 4 | 115 | 95 | 16 | 50 | |
| 4-1/8 – 7 | 100 | 75 | 18 | 50 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Phanuphong Steel is a trusted manufacturer and supplier of high-quality Alloy Steel B7 Stud 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 Sheets 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 B7 Stud Bolt needs!
Alloy Steel B7 Stud Bolts find extensive use in oil and gas pipelines, petrochemical plants, power generation facilities, and heavy machinery assembly, where secure and durable fastening is crucial. They are particularly suited for high-pressure flanges, valve connections, and structural joints that require superior mechanical performance. Their ability to withstand thermal and mechanical stress ensures a long service life and minimal maintenance, even in extreme operational conditions. Contractors, engineers, and manufacturers trust these bolts for safety-critical installations, ensuring structural integrity and operational efficiency across various applications.
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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