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Puri Fasteners is a trusted manufacturer and supplier of high-quality Duplex Steel Screws in Chennai, delivering durable and efficient fastening solutions for diverse industrial applications. With a strong commitment to excellence, the company specializes in producing screws that offer superior strength, corrosion resistance, and long-term performance. Backed by advanced manufacturing facilities and strict quality control practices, Puri Fasteners ensures every Duplex Steel Screw meets international standards and performs reliably in demanding environments. Whether for marine, chemical, or construction sectors, their products are designed to provide exceptional stability and endurance, making them a preferred choice for customers seeking dependable fastening components.
Duplex Steel Screws are engineered from a balanced microstructure of austenite and ferrite, typically containing chromium, nickel, molybdenum, and nitrogen. This unique blend provides excellent resistance to pitting, stress corrosion cracking, and general corrosion. These screws offer high tensile strength, superior yield strength, and enhanced toughness, even in high-pressure or high-temperature environments. Their impressive mechanical properties make them suitable for critical applications where durability and reliability are essential. Duplex Steel Screws maintain dimensional stability and strength while delivering long-lasting performance across various industrial conditions.
| Standard | : | ASTM A193, A194 / SA193 / SA194 |
| Dimension | : | ASTM, DIN, BS, GB, IS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Bolts Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Screw Size | : | M02 to M33 | Custom Sizes |
| Heat Treatment | : | Annealing, Stress Relieving, Case Hardening, Quenching and Tempering. |
| Type | : | Hex Bolt/ Hex Screw, Square Head Bolt, U Bolt, Carriage Bolt, Eye Bolt, T Bolt/ J Bolt/ L bolt, Flange Bolt, Coach Screw etc. |
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.
Duplex Steel Screws are widely used across industries due to their exceptional strength and corrosion resistance. They are ideal for marine environments, offshore platforms, and shipbuilding projects where exposure to seawater is common. These screws are also preferred in chemical processing plants, desalination units, and oil & gas installations due to their resistance to harsh chemicals and high-pressure conditions. Additionally, they are utilized in structural engineering, heavy machinery, and architectural applications requiring secure and long-lasting fastening solutions. Their ability to perform reliably in both high-stress and corrosive settings makes them a versatile and dependable choice for challenging industrial uses.
At Puri Fasteners, we take utmost care while packing our Duplex Steel screws so that they can reach their destination in the best condition. Every screw is packed in individual protective materials to avoid any harm, rusting or contamination during transportation. Our packaging products include sturdy cartons and special packaging that meets your requirements. This way, we ensure that all our products are well packed and labeled to enhance identification and handling to ensure that the clients receive their products in the best condition possible.
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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