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Rinku Fasteners, a well-respected manufacturer and supplier located in Kolkata, India, focuses on providing top-notch Stainless Steel Washers tailored for a variety of industrial uses. Renowned for their precision engineering and dependable products, the company employs cutting-edge manufacturing techniques and rigorous quality checks to guarantee outstanding performance. Their Stainless Steel Washers boast remarkable corrosion resistance, durability, and precise dimensions, making them perfect for both standard and challenging environments. Catering to sectors like construction, automotive, marine, electrical, and chemical processing, Rinku Fasteners remains dedicated to excellence, customer satisfaction, and prompt delivery of products.
The Stainless Steel Washers from Rinku Fasteners are generally crafted from high-quality grades such as SS 304, SS 316, and SS 316L, which are celebrated for their chromium-nickel makeup that boosts resistance to corrosion and oxidation. These washers exhibit impressive mechanical properties, including high tensile strength, solid hardness, and long-lasting dimensional stability. Their capacity to endure high temperatures, moisture, and chemical exposure ensures they remain reliable even in tough conditions. The non-magnetic and robust characteristics of these stainless steel grades further enhance the washers’ effectiveness for precision fastening and structural applications across various industries.
| 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 Washers find extensive use in scenarios that demand improved load distribution, vibration resistance, and secure fastening. In the construction industry, they are commonly utilized in structural assemblies, machinery setups, and architectural fittings.
At Rinku Fasteners, we prioritize our safe and effective stainless steel washers products to ensure they arrive in the best possible condition. Our packaging solutions are designed to protect washers from damage when rugged materials and precision processes are being used. Each package is labelled with detailed product information for easy identification and inventory management. Our meticulous processes ensure your stainless steel washer is good and authentic upon delivery, whether for small or large orders.
Rinku Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kolkata, India, with over 8 years of experience serving global industries.
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