Request For Our Latest Prices On SS 440b Washers in Muscat, OMAN!
Mazin Fasteners, a reputable manufacturer and supplier based in Muscat, Oman, specializes in high-quality Stainless Steel 440B Washers that are crafted for precision and durability in tough fastening applications. Using cutting-edge production methods and strict quality control, these washers guarantee excellent dimensional accuracy, consistent hardness, and dependable performance. Mazin Fasteners caters to various industries, including oil and gas, power generation, heavy machinery, and industrial engineering. Their products are known for their reliable quality, long lifespan, and suitability for applications that demand high strength and wear resistance.
The Stainless Steel 440B Washers are made from high carbon martensitic stainless steel, which contains about 0.75–0.95% carbon and 16–18% chromium. This specific composition enables the material to achieve impressive hardness and outstanding wear resistance through effective heat treatment. In terms of mechanics, 440B washers provide high tensile strength, good load-bearing capacity, and resistance to deformation even under significant clamping forces. They also offer moderate corrosion resistance in controlled environments, along with solid fatigue performance and dimensional stability.
| Properties | Metric | Imperial |
|---|---|---|
| Density | 7.74 g/cm3 | 0.280 lb/in³ |
| Melting point | 1482°C | 2700°F |
|
C
|
Si
|
Mn
|
P
|
S
|
N
|
Cr
|
Cu
|
Mo
|
Ni
|
Ti
|
V
|
|---|---|---|---|---|---|---|---|---|---|---|---|
|
0,85 – 0,95
|
–
|
–
|
–
|
–
|
–
|
17,00 – 19,00
|
–
|
0,90 – 1,30
|
–
|
–
|
0,07 – 0,12
|
| Tempering Temperature (°C) | Tensile Strength (MPa) | Yield Strength 0.2% Proof (MPa) | Elongation (% in 50mm) | Hardness Rockwell (HR C) | Impact Charpy V (J) |
|---|---|---|---|---|---|
| Annealed* | 758 | 448 | 14 | 269HB max | – |
| 204 | 2030 | 1900 | 4 | 59 | 9 |
| 260 | 1960 | 1830 | 4 | 57 | 9 |
| 316 | 1860 | 1740 | 4 | 56 | 9 |
| 371 | 1790 | 1660 | 4 | 56 | 9 |
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 Stainless Steel 440B Washers are widely utilized in situations where high strength, hardness, and wear resistance are essential. You’ll often find them in machinery assemblies, pumps, valves, compressors, and precision equipment, where they help distribute loads evenly and protect fastened surfaces. They’re also perfect for tooling, automotive components, and industrial systems that experience repeated stress and vibration. Their durability and mechanical reliability make them a top choice for demanding fastening applications in controlled industrial settings.
At Mazin Fasteners, we adhere to exacting standards for our Stainless Steel 440B washers, ensuring careful labeling and accuracy. Our commitment includes detailed product specifications, advanced packaging systems and strict quality control in line with EN 10204/3.1b standards. A PMI test certificate and 100% radiography test report are included with each washer, emphasizing our commitment to quality and reliability. Testimonials from third parties further confirm that we adhere to high standards of customer satisfaction. Our washers are carefully packaged to prevent damage during transit, ensuring that it arrives in perfect condition, ready for demanding 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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