Request For Our Latest Prices On SS 440b Nuts in Muscat, OMAN!
Mazin Fasteners, a reputable manufacturer and supplier located in Muscat, Oman, specializes in high-quality Stainless Steel 440B Nuts designed for applications that demand exceptional hardness, wear resistance, and reliable fastening. These nuts are crafted using cutting-edge production methods and rigorous quality control processes, ensuring precise threading, consistent dimensions, and long-lasting durability. Mazin Fasteners caters to various industries, including oil and gas, power generation, heavy machinery, and industrial engineering. Renowned for their strength and corrosion resistance in controlled environments, these nuts are perfect for high-stress and precision fastening tasks.
Stainless Steel 440B Nuts are made from a high-carbon martensitic stainless steel alloy, 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 nuts offer high tensile and yield strength, good fatigue resistance, and excellent load-bearing capabilities. They maintain their shape under heavy clamping forces and provide moderate corrosion resistance in controlled settings.
| 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 Nuts are widely utilized in situations where hardness, strength, and wear resistance are essential. You’ll often find them in pumps, valves, compressors, heavy machinery, and precision equipment assemblies. They’re also well-suited for tooling, automotive components, and industrial machinery that experience repeated stress and vibration. With their superior mechanical properties, durability, and reliability, these nuts are the go-to choice for high-performance fastening applications in controlled industrial environments.
Our commitment to excellence at Mazin Fasteners is reflected in the stringent standards to which we hold our stainless steel 440B nuts. Each nut is manufactured to specific industry standards and securely fastened using advanced techniques. Our comprehensive documentation includes EN 10204/3.1b certificates, PMI test certificates, and 100% radiography test reports, with additional third party inspection certifications ensuring quality and reliability than any. We pride ourselves on our meticulous packaging, which guarantees that the stainless steel 440B nuts arrive in pristine condition, meeting the stringent requirements of our esteemed customers absolutely.
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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