Weston Stainless, based in Midland, UK, is a trusted supplier of high-quality stainless steel products, serving industries like oil & gas, petrochemicals, marine, and construction. Committed to precision and durability, Weston Stainless provides corrosion-resistant solutions that meet international standards. Among its offerings, Stainless Steel 317 Bolts are known for their superior strength and resistance to acidic environments. Made from molybdenum-bearing austenitic stainless steel, these bolts offer excellent corrosion resistance and durability. Available in various shapes, including hex bolts, U-bolts, and anchor bolts, they ensure secure and reliable fastening in demanding industrial applications.
Stainless Steel 317 Bolts are composed of iron, chromium (18-20%), nickel (11-15%), molybdenum (3-4%), and a low carbon content, enhancing corrosion resistance and strength. These bolts exhibit excellent mechanical properties, with a tensile strength of approximately 620 MPa, yield strength of 275 MPa, and elongation of 35%. Their physical properties include a density of 7.9 g/cm³ and a melting point of 1370-1400°C. With superior resistance to pitting, crevice corrosion, and oxidation, these bolts ensure durability and reliability, making them ideal for high-temperature and high-pressure fastening in harsh industrial environments.
Material | Specification | Standards | Size | Length |
Stainless Steel 317 Bolts | ASTM, ASME and API | ASTM B 193 / ASME SB 193 | M02 to M30 | 3 mm To 200 mm |
| Element | SS 317 |
| 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 317 |
| 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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Highly corrosion-resistant fasteners, ideal for marine and chemical environments. They offer high strength and durability, suitable for demanding applications in industries exposed to harsh conditions.
High-strength, corrosion-resistant fasteners designed for industrial applications, offering excellent durability, secure fastening, and resistance to acidic and high-temperature environments.
High-strength, corrosion-resistant fasteners designed for secure anchoring, offering excellent durability, reliability, and resistance to harsh industrial and marine environments.
Corrosion-resistant fasteners designed for secure anchoring in concrete or masonry, offering high strength, durability, and reliability in industrial applications.
Corrosion-resistant fasteners with an integrated flange, providing superior strength, durability, and secure fastening for industrial and high-temperature applications.
High-strength, corrosion-resistant fasteners with complete threading, ensuring secure fastening, durability, and reliability for industrial, marine, and high-temperature applications.
Stainless Steel 317 Bolts are widely used in industries requiring superior corrosion resistance and high strength. They are essential in chemical processing, marine, and pharmaceutical industries due to their excellent resistance to acidic and chloride-rich environments. These bolts are also used in power plants, food processing, heat exchangers, and pulp & paper industries, where durability and reliability are critical. Additionally, they are ideal for wastewater treatment plants and offshore applications, ensuring long-lasting performance in harsh conditions. Their superior mechanical properties make them suitable for high-pressure and high-temperature fastening in demanding industrial applications.
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