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Mazin Fasteners is a reliable manufacturer and supplier located in Muscat, Oman, known for its top-notch Stainless Steel 304H Washers designed for industrial and high-temperature uses. The company caters to various sectors, including petrochemical, oil and gas, power generation, marine, and manufacturing, where durability, resistance to corrosion, and mechanical strength are essential. With state-of-the-art manufacturing facilities, rigorous quality control, and a commitment to international standards, Mazin Fasteners guarantees dependable and long-lasting products. Backed by a skilled technical team and a customer-centric approach, the company provides timely and high-performance fastening solutions, making it a go-to partner for projects throughout Oman and beyond.
Stainless Steel 304H Washers are crafted from a high-carbon austenitic stainless steel alloy that contains about 18–20% chromium and 8–10% nickel. This unique blend offers superior strength at high temperatures while ensuring excellent resistance to corrosion. These washers boast impressive tensile and yield strength, along with high toughness and durability under mechanical stress. Their stability at elevated temperatures and resistance to oxidation make them perfect for demanding industrial applications. Stainless Steel 304H Washers are great for distributing load, preventing fasteners from loosening, and ensuring long-term reliability in tough operating conditions.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
|---|---|---|---|---|---|---|---|---|---|---|
| 304H | min. | 0.04 | – | – | – | – | 18.0 | – | 8.0 | – |
| max. | 0.10 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | – | 10.5 | – | |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
|---|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 304H | 515 | 205 | 40 | 92 | 201 |
| Grade | Stainless Steel 304, 304H, 304L |
| Specifications | ASTM A193 / ASME SA193 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3mm to 200mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Types | Star Washer, Flat Washer, Lock Washer, Slot Washer, Machine Washer, Sealing Washer, Split Washer, Dome Tooth Washer, Countersunk Washer, Tab Washers, Spherical Washer, Square Washer, Spring Washer, Round Washers, Square Washers |
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 found in applications that require corrosion resistance, mechanical strength, and stability at high temperatures. You’ll often see them in bolted joints for pipelines, flanges, pumps, valves, boilers, and heat exchangers. They’re also utilized in petrochemical plants, power generation facilities, marine structures, and chemical processing equipment that face high heat and corrosive environments. By evenly distributing pressure, these washers enhance the durability of fasteners and prevent loosening under thermal and mechanical stress. Their blend of strength and corrosion resistance makes them an ideal choice for various industrial needs.
Our complete testing program for stainless steel 304H washers includes hardness testing, chemical analysis by Spectro analysis, positive material identification (PMI) testing, levelling testing, micro-macro testing, pitting resistance testing, and intergranular corrosion testing. Our commercial invoices, packaging information, certificates of origin, certificates of authenticity, and other documents are required. To further ensure customer satisfaction, we offer third-party inspection certifications, which prove the quality and efficiency of our 304H washers in various applications and demands.
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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