Stainless & Duplex Steel Flanges from Kalp Alloys offer outstanding corrosion resistance, high strength, and excellent durability under high-pressure service conditions. Perfect for industries requiring hygienic, corrosion-resistant, and long-life piping solutions — especially in marine, chemical, food processing, and energy sectors.
Kalp Alloys manufactures a wide range of Stainless Steel and Duplex Steel Flanges that ensure superior performance in corrosive, high-temperature, and high-stress environments. Produced according to global manufacturing standards, these flanges feature precise tolerances and leak-proof sealing, supporting safe pipeline operations.
Available in sizes 15 NB to 600 NB and pressure classes 150 LBS to 2500 LBS including Table 2.5 to Table 400, they are compatible with all major international industrial piping requirements.
Stainless Steel flanges offer reliable resistance to heat and oxidation, while Duplex Steel grades provide enhanced strength and chloride-stress corrosion cracking resistance — making them ideal for offshore and desalination projects.
| Parameter | Details |
|---|---|
| Size Range | 15 NB to 600 NB |
| Pressure Rating | 150–2500 LBS / TABLE 2.5–TABLE 400 |
| Forms | Slip On, Socket Weld, Blind, Weld Neck, Lap Joint, Threaded, Reducing, Spectacle, Slip On Boss, Plate, Screwed Boss |
| Stainless Steel Grades | F304/L/H, F309H, F310H, F316/H/L/LN, F317/L, F321/H, F347/H |
| Duplex Steel Grades | F44, F45, F51, F53, F55, F60, F61 |
| Applications | Marine, chemical, food processing, oil & gas, desalination plants, power plants |
Kalp Alloys stands as a trusted supplier of high-quality ferrous and non-ferrous metal products designed for diverse industrial applications. With a strong focus on precision, performance, and customer satisfaction, we offer a wide range of materials, strict quality control, and reliable delivery. Our experienced team ensures every requirement is met with the right solution, supported by customised specifications and timely service. Whether your project demands Stainless steel, Carbon steel, Alloy Steel, Duplex and Super Duplex, Nickel Alloys, Titanium, Copper, Aluminium and other advanced alloy materials, Kalp Alloys provides dependable products and expert support to help you achieve consistent, long-lasting results across all applications.
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