Pratik Pipe & Fittings is one of the leading manufacturers, suppliers, stockists, exporters, and importers of a wide range of stainless steel 321 fasteners targeting various applications in diverse industries. They are a titanium-stabilized austenitic stainless steel resistant to intergranular corrosion, high-temperature strength, and excellent oxidation resistance. That makes 321 fasteners suitable for aerospace, chemical processing, oil & gas, power generation, and marine engineering industries.
We manufacture a wide variety of Stainless Steel 321 fasteners such as bolts, nuts, washers, screws, studs, and threaded rods in different sizes and specifications. As one very reliable manufacturer, supplier, and stockist, we make sure our fasteners comply with the international standards of ASTM, ASME, DIN, and ISO. These fasteners are reasonably tough, corrosion-resistant, and provide very good mechanical properties under high-temperature environments.
At Pratik Pipe & Fittings, we are known for providing high-quality SS 321 fasteners with precision engineering under stringent control procedures. With an extensive supplied chain covering exporters and importers, we deliver worldwide, supplying industries with the best customised fasteners. Be it for high-pressure applications or extreme environmental conditions, we have a fastener solution to serve your need.
In maintaining a large inventory of Stainless Steel 321 fasteners, we offer quick delivery and competitive pricing. As a manufacturer, supplier, stockist, exporter, and importer you can be sure of our promptness; customer satisfaction assured with some of the best products and services, not to be forgotten. Call us and get a quote today for high-quality SS 321 fasteners at very competitive prices.
| Specification | ASTM F593, F594, F1554 / ASME SF593, F594, F1554 |
|---|---|
| Standard | DIN, ASTM, BS and all International Standards |
| Bolt / Screw Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| Nuts Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| Washers Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| Machine Screws Size | M1.6 - M12 |
| Self Tapping Screw Size | No.2 - No. 14 |
| Length | 3 mm to 200 mm |
| Types | Nuts, Bolts, Screws, Stud Bolts, Hex Set Screw, Socket Screw, Cap Screw, Pan Head Screw, Machine Screw, Socket Head Cap Screw, Allen Cap Screw, Wing Screw, Washers, Spring Washers, Studs, Anchors, Marine Anchors, Nut, Hexagon Nut, Hex Nut, Hex Coupling Nut, Hex Domed Cap Nuts, Square Nut, Stud Bolts, Hex Head Bolts, Socket Hexagon Head Screw, Anchor Bolt, U-Bolts, J Bolts, Mushroom Head Square Neck Bolts, T-Head Bolts, Wing Screw, Eye Bolt, Foundation Bolts, Structural Bolts |
| 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 % |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Fe |
|---|---|---|---|---|---|---|---|---|---|
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 18.00 - 20.00 | 3.00 - 4.00 | 11.00 - 15.00 | 57.845 min |
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