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Amin Fasteners has built a solid reputation as a reliable manufacturer and supplier of top-notch Stainless Steel 321 / 321H Washers in Safat, Kuwait. They’re known for providing precision-engineered fastening solutions that cater to a variety of industrial needs. With a strong emphasis on durability, reliability, and resistance to corrosion, their washers excel in tough environments. Crafted with advanced production techniques and rigorous quality control, Amin Fasteners ensures that their Stainless Steel 321 / 321H Washers meet high standards. Backed by a dedicated team and a commitment to customer satisfaction, they guarantee timely delivery, competitive pricing, and exceptional products for the petrochemical, power generation, and marine industries.
Stainless Steel 321 / 321H Washers are a type of titanium-stabilized austenitic stainless steel, featuring essential elements like chromium (17–19%), nickel (9–12%), carbon (with 321H having a higher carbon content), and titanium for improved stability. They boast excellent resistance to intergranular corrosion, high-temperature oxidation, and thermal stress. In terms of mechanical properties, these washers demonstrate high tensile strength, good yield strength, and outstanding creep resistance at elevated temperatures. Their sturdy design ensures dependable performance in situations involving heat cycles, pressure changes, and corrosive environments, making them perfect for long-term industrial applications.
| Specifications | ASTM A 193 ASME SA 193 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3 mm to 200 mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | Wedge Lock Washers, Square Washer, Spring Lock Washer, Self Locking Washer, Sealing Washer, Plain Flat Washer, Ogee Washer, Industrial Washer, Hex Washer, Finishing Washer, Fender Washer, Conical Washer, Countersunk Washer, Square Beveled Washer, Curved Wave Washer, External Tooth Lock Washer, Internal Tooth Lock Washers, Internal Tab Washers, lock washer Fastener, Wedge Lock Washers, Tab Washer, Structural Washers. |
| Grade | AISI | Stainless Steel Bolts Chemical Composition (% maxima unless stated) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C | Si | Mn | P | S | Cr | Mo | Ni | Cu | ||||||
| A1 | SS 202 | 0.12 | 1.0 | 6.5 | 0.20 | 0.15-0.35 | 16,0 – 19,0 | 0.7 | 5,0 – 10,0 | 1.75-2.25 | ||||
| A2 | SS 304 | 0.08 | 1.0 | 2.0 | 0.05 | 0.03 | 15,0 – 20,0 | 0.0 | 8,0 – 19,0 | 4.0 | ||||
| A3 | SS 321 | 0.08 | 1.0 | 2.0 | 0.05 | 0.03 | 17,0 – 19,0 | 0.0 | 9,0 – 12,0 | 1.0 | ||||
| A4 | SS 316 | 0.08 | 1.0 | 2.0 | 0.05 | 0.03 | 16,0 – 18,5 | 2,0 – 3,0 | 10,0 – 15,0 | 4.0 | ||||
| C1 | SS 410 | 0.09-0.15 | 1.0 | 1.0 | 0.05 | 0.03 | 11,5 – 14,0 | – | 1 | – | ||||
| C3 | SS 431 | 0.17-0.25 | 1.0 | 1.0 | 0.04 | 0.03 | 16,0 – 18,0 | – | 1,5 – 2,5 | – | ||||
| C4 | SS 416 | 0.08-0.15 | 1.0 | 1.5 | 0.06 | 0.15-0.35 | 12,0 – 14,0 | 0.6 | 1 | – | ||||
| F1 | SS 430 | 0.12 | 1.0 | 1.0 | 0.04 | 0.03 | 15,0 – 18,0 | 0.0 | 1 | – | ||||
| Stainless Steel Bolts | Class | Tensile Stress Rm MPa (N/mm2) minimum | Yield Strength Rp 0.2 Mpa (N/mm2) minimum | AL Minimum Elongation | Diameter |
|---|---|---|---|---|---|
| Stainless Steel Bolts | 70 | 700 | 450 | 0.4d | =<M20 |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Stainless Steel 321 / 321H Washers are extensively utilized in industries that demand heat-resistant and corrosion-resistant fastening components. You’ll find them in petrochemical plants, power generation facilities, refinery equipment, steam pipelines, and exhaust systems. Thanks to their remarkable stability at high temperatures, these washers are particularly well-suited for thermal processing equipment, furnace components, and heat exchangers. They also play a crucial role in ensuring the reliability and safety of various industrial applications, making them a go-to choice for professionals in the field.
At Amin Fasteners, we prioritize the safety and quality of our Stainless Steel 321/321H washers when fastening them. Each washer is thoroughly inspected and wrapped in protective packaging to prevent any damage. They are then placed in clearly labeled sturdy boxes with detailed product specifications and quantities. Our packaging is designed to protect the environment and physical impact, ensuring that your high-performance washer arrives in perfect condition and ready for immediate use quite.
Amin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Safat, Kuwait, with over 8 years of experience serving global industries.
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