Naing Steel stands as a trusted manufacturer and supplier in the heart of Naypyidaw, Myanmar, dedicated to serving the nation’s growing industrial needs. We take particular pride in producing high-integrity Alloy Steel Grade B7 Bolts, components engineered for resilience in the most demanding environments. Our commitment extends beyond mere supply; we focus on precision manufacturing and reliable service, ensuring our clients receive fasteners that they can count on for critical projects, bolstering Myanmar’s infrastructure and industrial capabilities with unwavering quality and local expertise.
The strength of Alloy Steel Gr B7 Bolts comes from a specific chemical composition, primarily chromium and molybdenum, which is carefully balanced. This alloy mix allows the bolts to be heat-treated to achieve remarkable mechanical properties. They possess a high tensile strength, excellent resistance to creep and stress rupture, and can maintain their integrity under elevated temperatures. This combination makes them far superior to standard bolts, offering a reliable clamping force that won’t degrade easily under pressure or heat.
| 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 | 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.
Naing Steel is a trusted manufacturer and supplier of high-quality Alloy Steel Gr B7 Bolts in Naypyidaw, Myanmar. 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 B7 Bolts needs!
You’ll typically find Alloy Steel Gr B7 Bolts hard at work in situations where failure is not an option. They are the fastener of choice for demanding applications like high-pressure piping systems in power plants and oil refineries, where they secure flanges containing steam, oil, and gas. Their resilience also makes them ideal for heavy machinery, pressure vessels, and construction projects requiring superior strength and durability. Essentially, wherever there are extreme temperatures and high stresses, Grade B7 bolts provide the essential, reliable connection.
Naing 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 Naypyidaw, Myanmar.
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