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Lina Fasteners is a reputable manufacturer and supplier located in Tunis, Tunisia, focusing on top-notch Stainless Steel 420 Washers for various industrial and mechanical uses. With cutting-edge manufacturing facilities and rigorous quality control measures, the company produces washers that adhere to international standards and meet specific customer needs. Lina Fasteners caters to sectors like automotive, petrochemical, construction, power generation, and heavy engineering. Renowned for their exceptional hardness, wear resistance, and precise dimensions, these Stainless Steel 420 Washers guarantee reliable load distribution and joint integrity. The company’s commitment to quality, prompt delivery, and customer satisfaction has made it a go-to supplier in both regional and global markets.
Stainless Steel 420 Washers are crafted from a high-carbon martensitic stainless steel alloy infused with chromium, allowing for heat treatment that results in impressive hardness and strength. This unique composition offers moderate corrosion resistance alongside outstanding wear resistance. In terms of mechanics, 420 washers boast high tensile strength, good fatigue resistance, and stability under load. They retain toughness while effectively distributing mechanical stress in bolted assemblies. These characteristics make Stainless Steel 420 Washers ideal for applications that demand durability, precision, and resistance to wear in moderately corrosive environments.
| 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 420 washers are ideal for applications that require high strength and durability. They are commonly used in automotive components such as engine parts and exhaust systems, where wear and tear resistance is required. These washing machines are also suitable for construction and industrial equipment, providing reliable operation at high temperatures and pressures. Their strength makes them suitable for use with tools and equipment in sensitive conditions, providing long service life and reliability
Stainless Steel 420 Washers find extensive use in industries that prioritize strength, wear resistance, and moderate corrosion protection. They are commonly found in automotive components, pumps, valves, compressors, and various industrial machinery. Additionally, these washers are utilized in petrochemical plants, power generation equipment, construction hardware, and heavy engineering applications where dependable load distribution and joint integrity are crucial.
Lina Fasteners is a leading manufacturer and supplier of high-quality fasteners in Tunis, Tunisia, with over 8 years of experience serving global industries.
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