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Aria Fasteners is a reliable manufacturer and supplier located in Hamilton, New Zealand, focusing on top-notch Stainless Steel 304H Washers designed for applications that demand durability and high-temperature performance. Renowned for their precision engineering and rigorous quality control, the company provides washers that ensure dependable load distribution, resist corrosion, and maintain mechanical stability over time. These Stainless Steel 304H Washers are perfect for tough environments like power plants, industrial processing facilities, and structural assemblies that face elevated temperatures. With a strong commitment to consistent quality and performance, Aria Fasteners guarantees that each washer boosts fastening reliability and extends the life of bolted joints.
Crafted from a high-carbon variant of 304 austenitic stainless steel, Stainless Steel 304H Washers contain about 18–20% chromium, 8–10% nickel, and a higher carbon content to enhance their strength at high temperatures. This unique composition offers outstanding corrosion resistance, dimensional stability, and mechanical performance even under thermal stress. The washers are tough, resist deformation, and prevent fasteners from loosening in assemblies exposed to high heat, ensuring reliable performance in demanding situations.
| 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.
Stainless steel 304H washers are widely used in applications requiring high strength, high temperature and corrosion resistance. They are ideal for applications in the chemical industry, power plant, and petrochemical industry where durability and reliability are required. These. These washers are used in heat exchangers, industrial boilers, and air filtration air systems to ensure proper sealing and prevent leaks. Their strength makes them suitable for protecting and stabilizing components in harsh environments, providing long-term performance in complex industrial manufacturing environments.
These Stainless Steel 304H Washers are widely utilized in scenarios that require dependable load distribution along with resistance to high temperatures and corrosion. You’ll often find them in boilers, heat exchangers, industrial ovens, pressure vessels, and piping systems. They’re also well-suited for power generation equipment, petrochemical plants, and various industrial machinery that undergo thermal cycling. Thanks to their impressive combination of strength, heat resistance, and corrosion protection, Stainless Steel 304H Washers deliver long-lasting, trustworthy performance for critical fastening needs across both industrial and commercial sectors.
Aria Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hamilton, New Zealand, with over 8 years of experience serving global industries.
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