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Rudra Tubefittings, located in Kolkata, India, has earned a solid reputation as a reliable manufacturer and supplier of top-notch Duplex Steel Hydraulic Fittings. With a focus on precision engineering, outstanding durability, and dependable performance, this company caters to a wide range of industrial sectors that demand high-quality hydraulic connections. Their duplex steel fittings are crafted to endure high pressure, resist corrosion, and ensure long-lasting, leak-proof operation. By merging cutting-edge manufacturing techniques with strict quality control, Rudra Tubefittings guarantees that each product aligns with international standards. With a strong commitment to innovation and customer satisfaction, they have become the go-to partner for businesses in search of robust, efficient, and trustworthy hydraulic solutions.
The Duplex Steel Hydraulic Fittings from Rudra Tubefittings are made from high-grade duplex stainless steel, which provides remarkable corrosion resistance, impressive tensile strength, and exceptional durability. These fittings boast excellent mechanical properties, such as superior yield strength, fatigue resistance, and thermal stability, enabling them to perform reliably even under extreme pressures and tough conditions. Precision machining guarantees tight tolerances and leak-proof connections, while the material’s hardness and resilience ensure long-term functionality, making these fittings perfect for critical industrial and hydraulic applications where performance and safety are crucial.
| DESIGN STANDARD | DIN 2353/ ISO 8434-1 |
| MATERIAL | DUPLEX 2205 |
| SERIES | LL- LOW PRESSURE , L- MEDIUM PRESSURE, S- HIGH PRESSURE |
| WORKING PRESSURE | 1 BAR TO 700 BAR |
| SIZE RANGE | 6 MM TO 42 MM |
| CONNECTIONS | TUBE TO TUBE , TUBE TO MALE THREAD , TUBE TO FEMALE THREAD , TUBE TO BUTT WELD , TUBE TO SOCKET WELD , TUBE TO JIC 37* , TUBE TO 24* CONE, TUBE TO SWIVEL END , TUBE TO ADJUSTBALE STANDPIPE |
| WELD NIPPLE TO MALE THREAD , WELD NIPPLE TO FEMALE THREAD , WELD NIPPLE TO BUTT WELD , WELD NIPPLE TO SOCKET WELD , WELD NIPPLE TO 24* CONE , WELD NIPPLE TO 37* JIC , WELD NIPPLE TO SWIVEL | |
| BODY TYPE | FORGED, BAR STOCK |
| SURFACE | EXPORT BRIGHT FINISH, SHORT BLASTED FINISH, ELECTROPLATED FINISH |
ELEMENT | DUPLEX 2205 | DUPLEX 31803 |
|---|---|---|
NI | 4.50 – 6.50 | 4.50 – 6.50 |
C | 0.030 max | 0.030 max |
MN | 2.00 max | 2.00 max |
P | 0.030 max | 0.030 max |
S | 0.20 max | 0.020 max |
SI | 1.00 max | 1.00 max |
CR | 21.0 – 23.0 | 22.0 – 23.0 |
MO | 2.50 – 3.50 | 3.0 – 3.5 |
N | 0.08 – 0.20 | 0.14 – 0.20 |
FE | 63.54 min | 63.72 min |
| Grade | YS (MPa) | UTS (MPa) | % Elongation | Hardness(BHN) |
| 31803 | 450 min. | 620 min. | 25 min. | 293 max. |
| 2205 | 450 min. | 655 min. | 25 min. | 293 max. |
| Density (Kg.m-1) | 7810 |
| Magnetic Permeability | <50 |
| Young’s Modulus (N/mm2) | 190 x 10^3 |
| Specific Heat, 20°C (J.Kg-1.°K-1) | 400 |
| Specific Electrical Resistance, 20°C (µO.m) | 0.85 |
| Thermal conductivity, 20°C | 15 |
| Mean coefficient of thermal expansion | 11 x 10^-6 |
| STANDARD | WERKSTOFF NR. | UNS |
|---|---|---|
| Duplex 2205 Plate | 1.4462 / 1.4462 | UNS S31803 / UNS S32205 |
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Duplex Steel Hydraulic Fittings find extensive use in industries that require strong, corrosion-resistant hydraulic connections, including oil and gas, chemical processing, marine, construction, and power generation. They enable efficient fluid transfer, uphold system integrity, and prevent leaks in high-pressure situations. Rudra Tubefittings’ duplex steel fittings are available in both standard and customized configurations, making them adaptable for various hydraulic systems. By providing reliable, durable, and high-performance solutions, these fittings truly stand out in the market.
Please feel free to contact us if you need any further information or for enquiry.
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