Fasteners
Fasteners
Stainless Steel Fasteners
Stainless steel fasteners are essential components used to join or secure parts in various mechanical and structural applications. They are known for their excellent corrosion resistance, strength, and longevity even in harsh environments.
Available in a wide range of types such as bolts, nuts, screws, washers, studs, and threaded rods, stainless steel fasteners are designed to meet specific fastening requirements across industries like construction, automotive, oil & gas, chemical processing, and marine.
Manufactured according to standards including ASTM A193, ASTM A194, ISO 898, and DIN specifications, these fasteners come in common grades like 304, 304L, 316, and 316L, providing excellent mechanical properties and resistance to corrosion and high temperatures.
Fasteners are available in various finishes and coatings and can be supplied in different head styles, thread types, and sizes to suit both standard and custom assembly needs.
Available Grades of Fasteners
| Material | Standard | Grade | Type | Coating |
|---|---|---|---|---|
| Stainless Steel | ASTM A193 / A194 | B8, B8M | Bolts, Nuts, Washers | Passivated, Zinc Plated |
| ISO 3506 | A2, A4 | Screws, Studs | Electropolished | |
| DIN 933 / 934 | SS 304, SS 316 | Hex Bolts, Hex Nuts | Self-Color | |
| Carbon Steel | ASTM A307 | Grade A, Grade B | Bolts, Nuts | Black Oxide, HDG |
| ASTM A325 | Type 1, Type 3 | Structural Bolts | Phosphate Coated | |
| Alloy Steel | ASTM A193 | B7, B7M | Studs, Heavy Hex Nuts | Teflon Coated |
| Duplex Steel | ASTM A479 | 2205, 2507 | Bolts, Nuts | Plain Finish |
| Nickel Alloy | ASTM B166 | Inconel 600, Monel 400 | Screws, Nuts | Nickel Plated |
Dimensional Standards of Fasteners
| Fastener Type | Standard | Typical Sizes |
|---|---|---|
| Bolts & Nuts | ASTM A193, ASTM A194, ISO 4014/4032 | M6 to M48 (Diameter), Lengths up to 300mm+ |
| Screws | ASTM A320, DIN 965, ISO 4762 | M2 to M30 Diameter, Various Lengths |
| Washers | DIN 125, ASME B18.22.1 | Sizes matching bolts, standard thicknesses |
| Studs & Threaded Rods | ASTM A193, ASTM A320 | M6 to M48 Diameter, Lengths from 50mm to 6m |
| Material Grades: 304, 304L, 316, 316L, 410, Duplex & Super Duplex | ||
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Overview of
Stainless Steel Fasteners
Stainless steel fasteners are essential components used to securely join or affix materials in a variety of structural and mechanical applications. Known for their resistance to corrosion, high strength, and durability, they are ideal for both indoor and outdoor environments.
- Available Types: Bolts, Nuts, Screws, Washers, Studs, and Threaded Rods
- Conforms to Standards Like ASTM A193, A194, A320, and DIN/ISO Specifications
- Offered in Grades Including 304, 316, 310, 321, and Duplex/Super Duplex
- Widely Used in Construction, Marine, Automotive, Oil & Gas, and Power Industries
