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Murad Fasteners, a reputable manufacturer and supplier based in Doha, Qatar, specializes in high-quality Stainless Steel 440B Fasteners designed for applications that demand exceptional strength, hardness, and wear resistance. Utilizing cutting-edge manufacturing techniques and rigorous quality control, Murad Fasteners guarantees precise dimensions, dependable threading, and consistent mechanical performance. These fasteners meet international standards and are extensively used in challenging industrial settings. Murad Fasteners caters to various sectors, including oil and gas, power generation, heavy engineering, and industrial machinery, providing Stainless Steel 440B Fasteners that ensure durability, reliable load-bearing capacity, and long-lasting performance under mechanical stress.
The Stainless Steel 440B Fasteners are crafted from high-carbon martensitic stainless steel, which contains around 16–18% chromium and 0.75–0.95% carbon. This specific composition allows for heat treatment, resulting in impressive hardness and strength. Their mechanical properties include high tensile and yield strength, outstanding wear and abrasion resistance, good fatigue strength, and dimensional stability. While these fasteners offer moderate corrosion resistance, they maintain their structural integrity even 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 Fasteners commonly used in precision components, valves, bearings, pumps, and high-load mechanical assemblies. They are particularly prevalent in oil and gas equipment, power plants, tooling systems, and industrial machinery, where wear resistance and strength are paramount. Additionally, these fasteners are well-suited for aerospace and defense applications, where durability, tight tolerances, and reliable performance are essential in demanding operational conditions.
We offer high quality stainless steel 440B fasteners, ensuring quality control and compliance with international standards. Choose the reliability and durability of our fasteners, which deliver exceptional performance in challenging industrial applications. Each fastener is carefully packaged to prevent damage during transit, ensuring that it arrives in the best possible condition and to your specifications. Trust us for high-quality fasteners that provide seamless and reliable connections, even in the most demanding environments.
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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