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Mazin Fasteners, a reputable manufacturer and supplier located in Muscat, Oman, specializes in high-quality Stainless Steel 420 Washers. These washers are crafted to ensure reliable load distribution and secure fastening, making them perfect for demanding industrial applications. Using advanced production techniques and adhering to strict quality control standards, these washers boast excellent dimensional accuracy, uniform thickness, and consistent performance. Mazin Fasteners caters to various industries, including oil and gas, power generation, industrial engineering, and heavy machinery. Renowned for their strength, durability, and dependable service life, these washers are versatile enough for a wide range of mechanical environments.
The Stainless Steel 420 Washers are made from a martensitic stainless steel alloy that contains about 12–14% chromium along with moderate carbon content. This unique composition allows for good hardness and strength after heat treatment while still offering reasonable corrosion resistance. In terms of mechanics, SS 420 washers provide impressive tensile strength, resist deformation under clamping loads, and exhibit satisfactory wear resistance. They perform reliably at moderate temperatures, have good fatigue strength, and maintain their shape during repeated fastening operations.
| 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.
These washers are widely utilized in applications that require a balance of strength, wear resistance, and corrosion resistance. You’ll often find them in machinery assemblies, pumps, valves, compressors, and structural joints, where they help evenly distribute loads and protect mating surfaces. They’re also suitable for automotive components, tooling, and industrial equipment that operate in controlled or mildly corrosive environments. Thanks to their reliable mechanical properties, they are an excellent choice for general industrial and engineering fastening applications.
At Mazin Fasteners, we ensure the highest quality in the packaging of our Stainless Steel 420 washers. Each washer is thoroughly inspected and individually secured to prevent damage during transport. They are then placed in tightly labeled boxes with product details and detailed quantities. Our packaging is designed to protect the environment and physical impact, ensuring that your high-performance washer arrives in prime condition and ready for immediate use.
Mazin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Muscat, OMAN, with over 8 years of experience serving global industries.
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