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Murad Fasteners stands out as a trusted manufacturer and supplier based in Doha, Qatar, specializing in top-notch Stainless Steel 321 / 321H Washers. These washers are crafted for exceptional strength, impressive corrosion resistance, and stability at high temperatures. Thanks to our state-of-the-art manufacturing facilities and rigorous quality control processes, we guarantee washers that boast precise dimensions, a smooth surface finish, and reliable performance. Adhering to international standards, our washers come in a variety of sizes to meet the needs of different projects. They are widely distributed throughout Qatar and the Middle East, providing dependable load distribution and a long service life even in tough industrial settings.
Our Stainless Steel 321 / 321H Washers are made from a stabilized austenitic stainless steel alloy that includes chromium, nickel, and titanium, which helps prevent carbide precipitation at high temperatures. This unique composition delivers impressive tensile and yield strength, excellent toughness, and resistance to intergranular corrosion. The mechanical properties of these washers ensure they can bear loads reliably, maintain their shape under thermal stress, resist deformation, and exhibit good fatigue strength. They are designed to keep their structural integrity and consistent performance in high-temperature and corrosive environments, which means less maintenance and greater durability.
| 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 commonly used in situations where heat and corrosion resistance are crucial. You’ll find them in chemical and petrochemical plants, heat exchangers, exhaust systems, boilers, and industrial piping assemblies. They also play a vital role in power generation equipment, refineries, and heavy engineering industries that face high temperatures. Thanks to their stability, oxidation resistance, and mechanical reliability, Stainless Steel 321 / 321H Washers are perfect for flanged joints, bolted connections, and critical assemblies where long-lasting performance and safety are paramount.
At Murad 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.
Murad Fasteners is a leading manufacturer and supplier of high-quality fasteners in Doha, Qatar, with over 8 years of experience serving global industries.
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