Weston Stainless, located in Midland, UK, is a trusted supplier of high-quality stainless steel products, providing durable and corrosion-resistant materials for various industries. Among their offerings, Stainless Steel 304L Nuts are highly valued for their excellent strength, weldability, and resistance to oxidation. The 304L grade is a low-carbon austenitic stainless steel composed of iron, 18-20% chromium, 8-12% nickel, and a maximum of 0.03% carbon, ensuring superior corrosion resistance. Available in different shapes such as hex nuts, heavy hex nuts, and dome nuts, these fasteners are widely used in construction, marine, chemical, and high-temperature applications for secure and long-lasting connections.
Stainless Steel 304L Nuts are composed of iron with 18-20% chromium, 8-12% nickel, a maximum of 0.03% carbon, and small amounts of manganese, silicon, phosphorus, and sulfur, ensuring excellent corrosion resistance and durability. Their mechanical properties include a tensile strength of 485 MPa, yield strength of 170 MPa, and elongation of 40%, making them strong and reliable. The physical properties feature a density of 7.9 g/cm³, a melting point of 1400-1450°C, and thermal conductivity of 16.2 W/m·K. These properties make 304L nuts ideal for marine, chemical, and structural applications requiring high strength and longevity.
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Specifications |
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ASTM A 193 ASME SA 193 |
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Standard |
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DIN, ASTM, BS and all International Standards |
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Length |
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3 mm to 200 mm |
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Size |
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M3 – M56 | 3/6″ to 2″ | Custom Sizes |
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Type |
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Hex Head Bolts, Square Bolts, U bolts, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts, Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| SS 304L | 0.035 max | 2 max | 1.0 max | 0.045 max | 0.030 max | 18 – 20 | – | 8 – 13 | – |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
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Corrosion-resistant fasteners made from a low-carbon variant of 304 stainless steel. They are ideal for applications exposed to moisture and chemicals, providing excellent durability and performance in diverse environments.
Used to join two threaded rods or pipes securely. Their low-carbon composition enhances weldability and corrosion resistance, making them suitable for structural and industrial applications where reliable connections are required.
Combining the corrosion resistance of 304L stainless steel with the locking mechanism of nylon, these nuts are ideal for applications needing secure, vibration-resistant fastenings.
Integrated flange that distributes pressure evenly and prevents damage to the surface. Their low-carbon composition ensures enhanced weldability and corrosion resistance, making them ideal for high-performance applications in construction and machinery.
Robust fasteners designed for heavy-duty applications. Their larger, thicker design offers increased strength and durability. Made from low-carbon 304L stainless steel, they provide excellent resistance to corrosion and are suitable for high-stress environments.
Four-sided design that offers a larger bearing surface for better torque and grip. They are made from low-carbon 304L stainless steel, ensuring superior corrosion resistance and durability for use in various industrial and construction applications.
Stainless Steel 304L Nuts are widely used in industries requiring high corrosion resistance, strength, and durability. They are commonly found in marine applications, chemical processing, food processing, and pharmaceutical industries due to their excellent oxidation and chemical resistance. These nuts are essential in structural applications, bridges, and construction projects, providing secure fastening in extreme environments. They are also used in heat exchangers, boilers, pipelines, and pressure vessels in power plants and refineries. Their low carbon content enhances weldability, making them ideal for high-temperature and high-pressure applications without compromising strength or performance.
Stainless Steel 304L Nuts are supplied with test certificates in the form of Mill Test Certificates (MTC) according to EN 10204 3.1/3.2, third-party inspection reports, and material traceability certificates to ensure quality assurance compliance. Careful packing is done using wooden cases, cartons, and plastic coverings for safe transport without damage. Delivery is made easy, shipping goods to domestic and international markets according to suitable labeling, care, and safety for transport for safe and timely delivery.







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