Request For Our Latest Prices On SS 440b Nuts in Chennai, India!
Puri Fasteners, based in Chennai, stands out as a top-notch manufacturer and supplier of high-quality Stainless Steel 440B Nuts, specifically designed to cater to the rigorous demands of various industrial applications. Renowned for their precision in manufacturing, durability, and commitment to international standards, the company provides nuts that boast remarkable hardness, strength, and dependable corrosion resistance. Puri Fasteners employs cutting-edge production methods and stringent quality control measures to guarantee consistent performance across their products. Their Stainless Steel 440B Nuts have earned the trust of industries that require robust fastening solutions. With a focus on timely delivery, competitive pricing, and exceptional customer service, Puri Fasteners has established a solid reputation as a reliable name in the fastener market.
Stainless Steel 440B Nuts are crafted from a high-carbon martensitic stainless steel that contains around 16–18% chromium, along with a higher carbon content compared to standard grades, which boosts hardness and wear resistance. This alloy not only provides outstanding mechanical strength but also enhances corrosion resistance and allows for achieving high hardness levels after heat treatment. In terms of mechanics, SS 440B Nuts deliver impressive tensile strength, excellent fatigue resistance, and reliable dimensional stability even under stress. Their blend of toughness, durability, and resistance to deformation makes them perfect for applications that require hard, long-lasting fastening components.
| 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 find extensive use in industries where high strength, hardness, and wear resistance are critical. They’re commonly found in machinery assemblies, pump systems, automotive parts, industrial tools, and marine hardware, thanks to their robust performance. Additionally, these nuts are utilized in aerospace components, valve systems, chemical processing units, and high-pressure equipment, where reliability and resistance to mechanical stress are paramount. Their ability to endure friction, impact, and moderate corrosion makes them ideal for challenging operating conditions.
Our commitment to excellence at Puri 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.
Puri Fasteners is a leading manufacturer and supplier of high-quality fasteners in Chennai, India, with over 8 years of experience serving global industries.
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