Stainless Steel 321 Bolts Manufacturer in Midland, UK

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Stainless Steel 321 Bolts Exporter in West Midland, Stainless Steel 321 Bolts Manufacturer in Nottingham, SS 321 Bolts Manufacturer in Liversedge, SS 321 Bolts in London, Stainless Steel 321 Bolts Dealer in Manchester, SS 321 Bolts Supplier in Birmingham, Stainless Steel 321 Bolts Supplier and Manufacturer in Midland, UK.

Weston Stainless, based in Midland, UK, is a trusted supplier of high-quality stainless steel products, serving industries like oil & gas, petrochemicals, construction, and marine. With a commitment to precision and durability, Weston Stainless provides corrosion-resistant solutions that meet international standards. Among its offerings, Stainless Steel 321 Bolts are widely used for high-temperature applications. Made from titanium-stabilized austenitic stainless steel, these bolts offer excellent resistance to oxidation and intergranular corrosion. Available in various shapes such as hex bolts, stud bolts, and anchor bolts, they provide superior strength and reliability for critical industrial and structural applications.

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Stainless Steel 321 Bolts are composed of iron, chromium (17-19%), nickel (9-12%), and titanium (≥5xC%) for enhanced stability against carbide precipitation. These bolts exhibit excellent mechanical properties, with a tensile strength of approximately 515 MPa, yield strength of 205 MPa, and elongation of 40%. Their physical properties include a density of 7.9 g/cm³ and a melting point of 1398-1421°C, making them suitable for high-temperature environments. With excellent oxidation and corrosion resistance, these bolts provide durability and strength, making them ideal for applications requiring reliable fastening in extreme conditions.

Stainless Steel 321 Bolts Specifications

Material	Specification	Standards	Size	Length
Stainless Steel 321 Bolts	ASTM, ASME and API	ASTM B 193 / ASME SB 193	M02 to M30	3 mm To 200 mm

Stainless Steel 321 Bolts Mechanical Properties

Element	SS 321
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

Stainless Steel 321 Bolts Chemical Composition

Element	SS 321
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	–

We offer These Products as per DIN, ISO, JIS or ANSI Standard.

Why Choose Stainless Steel 321 Bolts from Weston Stainless?

Largest Inventory

Customer Support

On Time Deliveries

ISO Certified

Types of Stainless Steel 321 Bolts

Stainless Steel 321 Bolts

High-temperature, corrosion-resistant fasteners made from titanium-stabilized stainless steel, offering excellent strength, durability, and oxidation resistance for industrial and structural applications.

Custom Stainless Steel 321 Hex Bolt

Precision-engineered, high-temperature fasteners offering excellent corrosion resistance, strength, and durability for industrial, aerospace, and high-heat applications.

Stainless Steel 321 Leg Bolt

High-strength, corrosion-resistant fasteners designed for structural and heavy-duty applications, offering excellent durability, oxidation resistance, and stability in high-temperature environments.

Stainless Steel 321 Expansion Anchor Bolt

High-strength, corrosion-resistant fasteners designed for secure anchoring in concrete and masonry, offering excellent durability, oxidation resistance, and stability in high-temperature environments.

Stainless Steel 321 Hex Flange Head Bolt

High-strength, corrosion-resistant fasteners with an integrated flange, providing excellent durability, oxidation resistance, and secure fastening in high-temperature applications.

Stainless Steel 321 Full Threaded Bolts

High-strength, corrosion-resistant fasteners with complete threading, offering excellent durability, oxidation resistance, and secure fastening in high-temperature industrial applications.

Stainless Steel 321 Bolts are widely used in industries requiring high-temperature strength and corrosion resistance. They are essential in aerospace, chemical processing, and power generation due to their ability to withstand oxidation and thermal cycling. These bolts are commonly used in heat exchangers, exhaust systems, refineries, and boilers, where exposure to high heat is frequent. Additionally, they are ideal for marine, automotive, and pharmaceutical applications, ensuring durability in aggressive environments. Their excellent mechanical properties make them suitable for fastening components in high-pressure and high-temperature conditions, ensuring structural integrity and long-lasting performance.

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Stainless Steel 321 Bolts Uses

Stainless Steel 321 Bolts come with test certificates such as Mill Test Certificates (MTC), third-party inspection reports, and compliance certificates like EN 10204 3.1/3.2, ensuring quality and authenticity. They are securely packaged in wooden crates, cartons, or bubble-wrapped bundles to prevent damage during transit. Proper labeling ensures traceability. Delivery is prompt via air, sea, or road transport, ensuring safe and efficient shipment to global industries.