Weston Stainless, located in Midland, UK, is a reputable supplier of high-quality stainless steel products, providing reliable and durable solutions for various industries globally. Known for their commitment to excellence, they offer a wide range of stainless steel products that meet international standards. Stainless Steel 309 Bolts are made from an alloy containing 22-24% chromium and 12-15% nickel, offering excellent resistance to high temperatures and corrosion. These bolts are typically available in hexagonal, square, and round shapes, making them ideal for applications in industries like petrochemical, power generation, and heat exchangers.
Stainless Steel 309 Bolts are composed of 22-24% chromium, 12-15% nickel, with small amounts of manganese, silicon, and carbon. The mechanical properties include a tensile strength of 515 MPa, yield strength of 205 MPa, and elongation of 40%. The Brinell hardness is approximately 201 HB. Physically, these bolts have a density of 7.9 g/cm³, a melting point ranging from 1400-1450°C, and thermal conductivity of 15.1 W/m·K. Their excellent oxidation resistance and high-temperature strength make them ideal for use in demanding industrial applications.
|
Material |
Specification |
Standards |
Size |
Length |
|
Stainless Steel 309 Bolts |
ASTM, ASME and API |
ASTM B 193 / ASME SB 193 |
M02 to M30 |
3 mm To 200 mm |
| Element | SS 309 |
| Tensile Strength (MPa) min | 480 |
| Yield Strength 0.2% Proof (MPa) min | 275 |
| Elongation (% in 50mm) min | 16 |
| Rockwell B (HR B) max Hardness | 95 |
| Brinell (HB) max Hardness | 201 |
| Element | SS 309 |
| Ni | 0.75 |
| C | 0.15 |
| Mn | 1.00 max |
| P | 0.04 max |
| S | 0.03 max |
| Si | 1.00 max |
| Cr | 11.5 – 13.5 |
| Mo | – |
| N | – |
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High heat resistance that have good resistance to oxidation. They are perfect for severe environments and provide strength and reliability in mechanical and thermal conditions.
High heat resistance that have good resistance to oxidation. They are perfect for severe environments and provide strength and reliability in mechanical and thermal conditions.
High heat resistant fastener in the shape of a square head with a specific shape, making it strong and reliable for severe heat and difficult areas.
High temperature fastening and is made use of when fixing concrete or masonry construction. When tight clamped the same expands on the hole. Ensures perfect gripping.
Hex-head feature with built-in flanges. It thus spreads the load with more weights, providing increased weight distribution and good heat resistance for overheating applications.
Full threads along their length, providing consistent clamping force and resistance to heat. They are perfect for high-temperature applications where durability and reliable performance are expected.
Stainless Steel 309 Bolts are widely used in high-temperature and corrosive environments due to their excellent oxidation resistance. They are commonly applied in industries such as petrochemical, power generation, and chemical processing, where they are used in heat exchangers, boilers, and exhaust systems. These bolts are also ideal for applications in gas turbines, industrial machinery, and furnace components. Their ability to withstand extreme temperatures and harsh environments makes them essential in applications requiring durable, reliable, and high-performance fasteners for critical industrial systems.
Stainless Steel 309 Bolts are supplied with comprehensive test certificates, including Mill Test Certificates (MTC), material certificates, and third-party inspection reports to ensure compliance with industry standards. They are securely packaged in protective materials such as wooden crates, cartons, or plastic wraps to prevent damage during transport. Delivery is efficient, with shipping options available via air, sea, or road, ensuring timely and safe delivery to global destinations while maintaining product integrity throughout the process.
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