- sales@ojaspipesandtubes.co.in
- Kolkata, Kolkata
Home > Super Duplex Steel > Super Duplex Steel Welded Pipes
Based in Delhi, India, Ojas Pipes and Tubes is a reputable manufacturer and supplier of Super Duplex Steel Welded Pipes, renowned for providing high-end piping solutions to a variety of industries. Ojas is dedicated to providing high-quality pipes that are designed to withstand corrosion, be extremely strong, and last in harsh conditions. Their Super Duplex Welded Pipes are perfect for vital applications in the power, petrochemical, marine, and oil and gas industries because they are made with state-of-the-art technology and stringent quality standards. In both domestic and foreign markets, Ojas guarantees prompt delivery, personalised solutions, and first-rate customer service.
Superior mechanical properties are provided by Super Duplex Steel Welded Pipes, which usually have a balanced mixture of ferrite and austenite microstructures. About 25% chromium, 7% nickel, 3.5% molybdenum, and trace amounts of nitrogen are present in common grades such as UNS S32750 or S32760. These pipes have outstanding impact toughness, a yield strength of roughly 550 MPa, and a high tensile strength of about 800 MPa. Super Duplex Pipes are weldable, economical, and have exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. They also retain their integrity in harsh environments like seawater and aggressive chemical media.
Pipe Range : 1 / 2″ NB – 8″ NB
Outer Diameter : 6.00 mm OD up to 250 mm OD, Sizes up to 12” NB
Wall Thickness : 0.3mm – 50 mm
Schedules : SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Length : Single Random, Double Random & Required Length
Specifications : ASTM A789 / ASME SA789, ASTM A789 / ASME SA A789
Types : Welded / EFW / Fabricated
| Super Duplex | S32750 |
|---|---|
| Ni | 6.00 – 8.00 |
| Fe | 58.095 min |
| Cr | 24.00 – 26.00 |
| C | 0.030 max |
| Si | 0.80 max |
| Mn | 1.20 max |
| P | 0.035 max |
| S | 0.020 max |
| N | 0.24 – 0.32 |
| Grade | S32750 |
| Density (g/cm 3) | 7.8 |
| Density (lb/in 3) | 0.281 |
| Melting Point (°C) | 1350 |
| Melting Point (°F) | 2460 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choosing Super Duplex Steel Welded Pipes from Ojas Pipes and Tubes ensures high quality and durability, as these pipes offer excellent corrosion resistance and strength. Our commitment to exceptional service and reliable delivery guarantees customer satisfaction across various industrial applications. Our expertise in stainless steel products ensures you receive a top-tier solution tailored to your needs.
Ojas Pipes and Tubes, one of the largest suppliers of Super Duplex Steel Welded Pipes in Kolkata, India, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.
Yes, we offer custom sizes for Super Duplex Steel Welded Pipes to meet your specific requirements. Our team at Ojas Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@ojaspipesandtubes.co.in.
Super Duplex Steel Welded Pipes are perfect for harsh settings where corrosion resistance and high mechanical strength are crucial. They are utilised in refineries, offshore platforms, and subsea pipelines in the oil and gas sector. They have exceptional durability when handling aggressive fluids and acids in chemical and petrochemical processing. They are used in desalination plants, ballast systems, and seawater cooling in the maritime industry. They are also appropriate for structural applications needing durability and dependability, pulp and paper, and power generation. In harsh environments, these pipes are the preferred option for businesses looking for long service life and low maintenance.
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