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Mira Fasteners is a reliable manufacturer and supplier of Stainless Steel 446 Washers, based in Kuala Lumpur, Malaysia. They specialize in fasteners that resist heat and oxidation, providing SS 446 washers designed to perform consistently in extreme temperature conditions. These washers are well-known for their stability, corrosion resistance, and durability, making them a popular choice in industries like petrochemical, furnace manufacturing, and power generation. Committed to upholding international quality standards, Mira Fasteners distributes Stainless Steel 446 Washers throughout Malaysia and Southeast Asia, ensuring high-performance applications with long-lasting fastening solutions.
Stainless Steel 446 Washers are crafted from a ferritic stainless steel alloy that boasts a high chromium content (23–27%) and low carbon, which gives them remarkable resistance to oxidation, scaling, and sulfidation at high temperatures. They offer solid tensile strength (typically between 485–620 MPa) and outstanding thermal fatigue resistance. These washers are magnetic, exhibit low creep rates, and maintain their structural integrity even in fluctuating thermal conditions.
| Grade | C | Mn | Si | P | S | Cr | MO | Ni | N | |
| 446 | min. | – | – | – | – | – | 23.0 | – | – | 0.10 |
| max. | 0.20 | 1.5 | 0.75 | 0.040 | 0.030 | 30.0 | 0.50 | 0.25 | ||
| 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 | ||||
| 446 | 485 | 275 | 20 | 92 | 201 |
SS 446 Washer Specifications | ||
| Specifications | : | ASTM A193 ASME SA193 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | M02 to M33 |
| Size | : | 3 mm to 200 mm |
| Type | : | Flat Washer, Lock Washer, Sealing Washer, Split Washer, Slot Washer, Machine Washer, Star Washer SPRINGS – Wire Spring & Flat Spring |
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 446 washers are used at high temperatures because of their excellent oxidation resistance and durability. It is ideal for environments up to 1500°F (815°C) and is used in the automotive, aerospace and petrochemical industries. These washers are important for maintaining the integrity of bolted joints, preventing leaks, and ensuring long-term performance under extreme conditions. The high temperature and corrosion resistance make them suitable for use in exhaust systems, industrial incinerators and high-temperature process equipment.
You’ll find Stainless Steel 446 Washers commonly used in furnace components, heat exchangers, incinerators, kiln linings, and various high-temperature industrial systems. Their main role is to evenly distribute loads and protect surfaces in bolted joints that experience heat and pressure. SS 446 washers are perfect for applications that involve thermal cycling, oxidation, or tough operating conditions, providing a reliable and durable solution for essential fastening tasks in high-temperature environments.
Mira Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kuala lumpur, Malaysia, with over 8 years of experience serving global industries.
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