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Punit Fasteners is a reliable manufacturer and supplier of Duplex Steel Threaded Rods in Delhi, India. We deliver premium-quality rods designed for strength, durability, and resistance to corrosion in aggressive environments. Our threaded rods are made from duplex stainless steels like UNS S31803 and S32205, combining the advantages of austenitic and ferritic microstructures. These rods are fully threaded and come in both standard and custom lengths to fit various industrial needs. Punit Fasteners meets international quality standards, ensuring each product provides excellent performance in marine, chemical, construction, and structural engineering applications.
Duplex Steel Threaded Rods contain 22–25% chromium, 4–7% nickel, 3–5% molybdenum, and nitrogen for enhanced strength. These rods have high tensile strength (620–880 MPa) and yield strength (450–550 MPa), with strong resistance to pitting, crevice corrosion, and chloride-induced stress corrosion cracking. The rods maintain their mechanical stability over a wide range of temperatures and have a hardness of 25–35 HRC. Their dual-phase microstructure allows them to handle heavy loads and dynamic stress, making them ideal for structural and chemical processing installations.
| Trade name | Duplex S31803 / S32205 / 2205 Threaded Rod |
| Duplex Steel Threaded Rod Standard | ASTM A479, F593 / ASME SA479, SF593 |
| Duplex Threaded Rod Dimensions | ASTM, DIN, BS, GB, IS and all International Standards |
| Duplex Steel Threaded Rods Size Range | M6 to M52 & 1/4″ to 2″ |
| Duplex Steel Threaded Rods Length | 1000mm to 3000mm & 1feet to 12feet |
| Duplex Threaded Rods Finish | Zinc Plated, Plain, Hot Dip Galv. & Yellow Zinc |
| SF 593 Duplex Steel Threaded Rods Marking | All Fasteners are marked as follows: Grade, Standard, Thickness, Heat No. (Or according to the customer’s request.) |
| Delivery Time | 7-15 working days as usual, It will based on the detailed order quantity. |
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.
At Punit Fasteners, we ensure that the Duplex Steel threaded rods are installed very securely. Each rod is protected by individual wrapping to prevent wear, tear and dirt during transport. Our packaging solutions include; Recyclable cartons are the main packaging materials according to customer requirements. Clear labels and packaging also help with product identification and handling to ensure that the final customer receives quality products in good condition.
Punit Fasteners is a leading manufacturer and supplier of high-quality fasteners in Delhi, India, with over 15 years of experience serving global industries.
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