Request For Our Latest Prices On SS 440b Nuts in Doha, Qatar!
Murad Fasteners, a reputable manufacturer and supplier based in Doha, Qatar, specializes in high-performance Stainless Steel 440B Nuts designed for applications that require outstanding strength, hardness, and wear resistance. With a commitment to precision machining and advanced heat-treatment techniques, Murad Fasteners guarantees accurate threading, consistent quality, and dependable performance. These nuts are crafted in accordance with international standards and are extensively supplied to various demanding industrial sectors. Murad Fasteners caters to industries such as oil and gas, power generation, heavy engineering, and industrial machinery, providing Stainless Steel 440B Nuts that ensure secure fastening and a long service life, even under high mechanical stress.
Stainless Steel 440B Nuts are made from high-carbon martensitic stainless steel, which contains about 16–18% chromium and 0.75–0.95% carbon. This specific composition allows for effective heat treatment, resulting in impressive hardness and strength. Their mechanical properties include high tensile and yield strength, excellent wear and abrasion resistance, good fatigue strength, and dimensional stability. While these nuts offer moderate corrosion resistance, they maintain their mechanical integrity under heavy loads and repeated stress.
| 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.
You’ll find Stainless Steel 440B Nuts commonly used in precision mechanical assemblies, valves, pumps, bearings, and tooling equipment where wear resistance and strength are essential. They are widely utilized in oil and gas systems, power plants, industrial machinery, and aerospace components. These nuts provide reliable fastening in high-load and high-speed applications, ensuring durability, resistance to deformation, and consistent performance in challenging industrial environments.
Our commitment to excellence at Murad 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.
Murad Fasteners is a leading manufacturer and supplier of high-quality fasteners in Doha, Qatar, with over 8 years of experience serving global industries.
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