Ed Stainless Manufacturer and Suppliers, located in Houston, Texas, is a prominent player in the production and distribution of top-notch Stainless Steel 321 Bolts. With years of experience under their belt and a strong dedication to quality, Ed Stainless provides precision-engineered fasteners designed to meet a wide range of industrial needs. Their Stainless Steel 321 Bolts are crafted from high-grade materials, guaranteeing exceptional strength, corrosion resistance, and reliability even in the toughest environments. Renowned by clients in the oil & gas, petrochemical, marine, and aerospace industries, Ed Stainless consistently raises the bar with cutting-edge manufacturing techniques, prompt delivery, and outstanding customer support throughout Texas and beyond.
The Stainless Steel 321 Bolts from Ed Stainless are made from austenitic stainless steel that’s stabilized with titanium, which gives them remarkable resistance to intergranular corrosion after being exposed to high temperatures. Typically, they contain 17-19% Chromium, 9-12% Nickel, and up to 0.70% Titanium. These bolts boast a tensile strength of up to 75 ksi, a minimum yield strength of 30 ksi, and an elongation of 40% over 2 inches. Their mechanical stability and resistance to oxidation make them perfect for high-temperature service environments like chemical processing and thermal systems, ensuring they last and perform reliably in critical applications.
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 |
| 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 |
| 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 | – |
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Stainless Steel 321 bolts are high-performance fasteners known for their excellent oxidation and corrosion resistance at elevated temperatures. Ideal for aerospace, chemical processing, and industrial applications, they ensure durability and reliability.
Custom Stainless Steel 321 Hex Bolt is a conformable fastener with a hexagonal head, providing excellent resistance to temperature rise and corrosion, ideal for precision applications in aerospace and industrial applications
Stainless Steel 321 leg bolt features a unique leg design for enhanced stability, providing excellent high-temperature and corrosion resistance. It is ideal for securing components in demanding industrial and aerospace environments.
Stainless Steel 321 expansion anchor bolt is designed for anchoring in concrete or masonry, offering superior high-temperature and corrosion resistance. It expands upon installation, ensuring secure and reliable fastening in harsh conditions.
Stainless Steel 321 hex flange head bolt features a hexagonal head with an integrated flange, providing high-temperature and corrosion resistance. Ideal for secure clamping in industrial and aerospace applications.
Stainless Steel 321 full threaded bolts are high-temperature resistant fasteners with continuous threading. They offer excellent corrosion and oxidation resistance, making them suitable for demanding industrial and aerospace applications.
All the required documentation, which are commercial invoice, packaging list, heat treatment chart, and quality assurance plan are given with Our Stainless Steel 321 Bolts. Furthermore, NABL-approved lab test reports, MTC, PMI Test Certificates, radiography test reports, and Third-Party Inspection Certificates also accompany to guarantee international standards for quality and satisfaction of our valued customers.
Ed Stainless’s Stainless Steel 321 Bolts are widely utilized in industries that demand heat resistance and excellent corrosion protection. You’ll find them in applications such as aircraft exhaust manifolds, furnace components, thermal oxidizers, chemical processing equipment, and high-temperature gaskets. Thanks to their titanium-stabilized structure, they effectively prevent carbide precipitation during welding, making them ideal for heat exchangers and expansion joints. These bolts are also well-suited for marine applications and refineries that operate under extreme thermal conditions. Trusted throughout Texas and the USA, Ed Stainless guarantees their products meet the highest standards.
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