High Nickel Alloy Buttweld Fittings are high-performance piping components engineered for extreme temperatures, high pressure, and highly corrosive service environments. These fittings offer outstanding resistance to oxidation, carburization, and stress corrosion cracking, making them ideal for critical industrial applications.
High Nickel Alloy Buttweld Fittings are manufactured in seamless and welded construction and are widely used in aerospace, chemical processing, oil & gas, power generation, nuclear plants, and heat treatment equipment where reliability and performance are critical.
High Nickel Alloy Buttweld Fittings are available in a wide range of nickel-based alloy grades to suit different operating conditions. The most commonly supplied grades include Inconel 600, Inconel 625, Inconel 718 and Incoloy 800, Incoloy 800H, Incoloy 825, offering excellent mechanical strength, superior corrosion resistance, and high-temperature stability.
High Nickel Alloy Buttweld Fittings Manufacturer in India | Inconel & Incoloy Fittings Supplier
Applications of High Nickel Alloy Buttweld Fittings
| ● Aerospace & Gas Turbine Piping Systems |
| ● Chemical Processing & Petrochemical Plants |
| ● Oil & Gas and Offshore Piping Applications |
| ● Heat Exchangers, Furnace & High-Temperature Equipment |
| ● Nuclear Power & Thermal Power Plants |
| ● Marine, Acidic & Highly Corrosive Environments |
Specification Table of High Nickel Alloy Buttweld Fittings
| Standard | ASTM B366 / ASME SB366 |
|---|---|
| Size | 1/2″ NB to 48″ NB (Seamless & Welded) |
| Schedule | SCH 5, 10, 20, 40, 80, 160, XXS |
| Type | Elbow, Tee, Reducer, Cap, Stub End |
| Surface Finish | Annealed, Pickled, Shot Blasted, Polished |
High Nickel Alloy Buttweld Fitting Grades (Sub-Products)
| ● Inconel 600 – Excellent oxidation resistance and high-temperature stability |
| ● Inconel 625 – Superior resistance to pitting, crevice corrosion, and fatigue |
| ● Inconel 718 – Exceptional mechanical strength and creep resistance |
| ● Incoloy 800 – Good resistance to carburization and oxidation |
| ● Incoloy 800H – Enhanced creep and rupture strength at elevated temperatures |
| ● Incoloy 825 – Excellent resistance to sulfuric, phosphoric, and nitric acids |
Mechanical Properties of High Nickel Alloy Buttweld Fittings (Typical)
| Grade | Yield Strength (MPa) | Tensile Strength (MPa) | Elongation % |
|---|---|---|---|
| Inconel 600 | 240 | 550 | 35 |
| Inconel 625 | 414 | 827 | 30 |
| Inconel 718 | 1030 | 1240 | 12 |
| Incoloy 800 / 800H | 205 | 520 | 30 |
| Incoloy 825 | 240 | 586 | 30 |
Other High Nickel Alloy Buttweld Fittings We Supply
In addition to Inconel and Incoloy, we also manufacture and supply a wide range of high-performance nickel alloy buttweld fittings designed for highly corrosive, high-temperature, and high-pressure piping systems across various industries.
| ● Hastelloy C22 – Exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking in aggressive chemical environments |
| ● Hastelloy C276 – Outstanding corrosion resistance to oxidizing and reducing media, widely used in chemical processing equipment |
| ● Monel 400 – Excellent resistance to seawater, hydrofluoric acid, and alkaline solutions |
| ● Monel K500 – High-strength nickel-copper alloy with superior resistance to corrosion and erosion |
| ● Alloy 20 – Designed for sulfuric acid service, offering excellent corrosion resistance and fabricability |
| ● SMO 254 (6Mo) – Super austenitic stainless steel with excellent resistance to chloride-induced corrosion |
| ● Nickel 200 – Commercially pure nickel with excellent corrosion resistance and thermal conductivity |
| ● Nickel 201 – Low-carbon version of Nickel 200, suitable for high-temperature applications |
Mechanical Properties of Other High Nickel Alloy Buttweld Fittings (Typical)
| Grade | Yield Strength (MPa) | Tensile Strength (MPa) | Elongation % |
|---|---|---|---|
| Hastelloy C22 | 310 | 690 | 45 |
| Hastelloy C276 | 283 | 690 | 40 |
| Monel 400 | 240 | 550 | 35 |
| Monel K500 | 690 | 960 | 20 |
| Alloy 20 | 310 | 620 | 30 |
| SMO 254 | 300 | 650 | 35 |
| Nickel 200 / 201 | 148 | 462 | 40 |