Inconel Pipe Fittings Manufacturer & Supplier in India
Kalpaturu Piping Solution is a reputable producer, distributor, and exporter of high-capacity Inconel butt weld pipe fittings, which are designed to meet the challenging industrial demands. The line of our products comes in the range of 1/2 inch NB up to 8 inch NB and Inconel elbows, reducers, tees, crosses, stub ends, and pipe bends. All fittings are made of the highest quality of raw materials to have a long life span and a stable performance.
The Inconel pipe fittings are non-magnetic and nickel-chromium-based alloys that are distinguished by excellent resistance to high-temperature oxidation, corrosion and extreme pressure conditions. These characteristics render them very applicable in harsh conditions where reliability and safety play a very important role. Kalpataru Piping Solution manufactures all products as per the accepted quality and safety standards and has a comprehensive inspection to ascertain the dimensional accuracy and leak-tight fitting of products.
We are experts in the provision of standard and non-standard Inconel pipe bends of various grades to specific operational requirements. The products that we have in our portfolio are Inconel 600 (UNS N06600), which was developed to be used in high-temperature applications with its strength and ability to resist oxidation, Inconel 601, which has been strengthened with aluminium to give it high-temperature performance; and Inconel 625, which is a nickel-chromium-molybdenum alloy that is employed in petrochemical industries, marine, chemical processing, and offshore services.
Our Inconel fittings are good for petroleum, gas, and other industry fittings with excellent mechanical and proven durability.
Table of content
Inconel Pipe Fittings Material Grades
Specification of Inconel Pipe Fittings
Parameter | Details |
Specifications | ASTM B366 / ASTM B564 |
Alloy Grades | UNS N06690 (Alloy 690), UNS N06617 (Alloy 617), UNS N06601 (Alloy 601) |
Fitting Size Range | Seamless: 1/2″ – 10″Buttweld (Alloy 617): 1/2″ – 48″ |
Applicable Standards | ASME B16.9, ASME B16.11, ASME B16.28, MSS-SP-43, BS4504, BS1560, BS10 |
Available Thickness / Schedule | Sch 5s, 10s, 40s, 80s, STD, XS, XXS, 100, 120, 140, 160 (NACE MR 01-75 available) |
Manufacturing Types | Seamless / Welded / Fabricated |
Fitting Types (DN Range) | DN15 – DN1200 |
End Connections | Threaded, Welding, JIC |
Thread Types | NPT, BSPT, BSPP |
Pressure Rating | 2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS |
Connection Method | Welding |
Test Certificates | EN 10204 3.1, Raw Material Certificate, 100% Radiography Test, Third-Party Inspection |
Types of Inconel Fittings | Buttweld, Forged, Socket Weld, Threaded, Compression, Ferrule, Flare, Pneumatic, Hydraulic |
Schedule-Based Application | Schedule 10: Economical for low-pressure useSchedule 40: Suitable for high-pressure systems |
Industries Served | Petroleum, Power, Chemical, Gas, Construction, Metallurgy, Shipbuilding |
Dealer & Distributor Locations | Australia, Poland, Malaysia, Canada, USA, Iran, Singapore, Italy, UAE, UK |
ASTM B366 Inconel Pipe Fittings – Chemical Composition
Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr |
Inconel 600 | 0.15 max | 1.00 max | 0.50 max | 0.015 max | 0.50 max | 6.00 – 10.00 | 72.00 min | 14.00 – 17.00 |
Inconel 601 | 0.10 max | 1.00 max | 0.50 max | 0.015 max | 1.00 max | Balance | 58.00 – 63.00 | 21.00 – 25.00 |
Inconel 625 | 0.10 max | 0.50 max | 0.50 max | 0.015 max | — | 5.00 max | 58.00 min | 20.00 – 23.00 |
Inconel 718 | 0.08 max | 0.35 max | 0.35 max | 0.015 max | 0.30 max | — | 50.00 – 55.00 | 17.00 – 21.00 |
Mechanical Properties of ASTM B366 Inconel Butt Weld Fittings
Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2% Offset) | Elongation |
Inconel 600 | 8.47 g/cm³ | 1413°C (2580°F) | 95,000 psi / 655 MPa | 45,000 psi / 310 MPa | 40% |
Inconel 601 | 8.10 g/cm³ | 1411°C (2571°F) | 80,000 psi / 550 MPa | 30,000 psi / 205 MPa | 30% |
Inconel 625 | 8.40 g/cm³ | 1350°C (2460°F) | 135,000 psi / 930 MPa | 75,000 psi / 517 MPa | 42.5% |
Inconel 718 | 8.20 g/cm³ | 1350°C (2460°F) | 135,000 psi / 930 MPa | 75,000 psi / 482 MPa | 45% |
Buttweld Inconel Pipe Fittings
Category | Details |
Product Type | Buttweld Inconel Pipe Fittings |
Manufacturing Process | Seamless / Welded |
Testing | 100% Radiography Tested |
Standard Size Range | 1/2″ – 24″ |
Elbows | Long Radius Elbows, Short Radius Elbows, 45° Elbows, 3D Elbows, 5D Elbows |
Return Bends | 180° Long Radius Return Bends, 180° Short Radius Return Bends |
Tees | Equal Tees, Reducing Tees |
Reducers | Reducers, Concentric Reducers, Eccentric Reducers |
Crosses | Equal Crosses, Reducing Crosses |
Bends | Pipe Bends, Piggable Bends |
Stub Ends | Inconel Stub Ends |
Couplings & Nipples | Couplings, Pipe Nipples |
End Components | End Caps |
Forged / Plate Products | Forged Rings, Plate Cut Rings, Forged Circles, Plate Circles |
High Pressure Forged Inconel Pipe Fittings
Threaded and Socket Weld Pipe Fittings
Category | Details |
Product Type | High Pressure Forged Inconel Pipe Fittings |
Connection Type | Threaded & Socket Weld |
Size Range | 1/8″ – 4″ |
Pressure Ratings | 2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS |
Elbows | 90° Elbows, 45° Elbows, Street Elbows |
Tees | Inconel Tees |
Crosses | Inconel Crosses |
Couplings | Inconel Couplings |
Reducers | Inconel Reducers |
Inserts | Inconel Inserts |
Caps | Inconel Caps |
Unions | Inconel Unions |
ASTM B366 600 / 625 Inconel Pipe Fittings Price List
Item | Pricing (Typical Market) |
Inconel ASTM B366 Buttweld Pipe Fittings (per kg) | Approx. $128.50 / kg (indicative) |
B366 Inconel 600 Butt Weld Fitting (per piece) | Approx. $18.50 / piece (indicative) |
Inconel 625 Welded Fittings (per piece) | Approx. $15.30 / piece (indicative) |
Inconel 600 Buttweld Fittings (FOB) | $10 – $50 / piece (general range) |
Inconel 625 Buttweld Fittings (FOB) | $10 – $3800 / piece (varies by size & spec) |
Key Properties of Inconel Pipe Fittings
Inconel pipe fittings are engineered to perform reliably in extreme operating environments where conventional alloys fail. One of their most important characteristics is their exceptional resistance to chloride-induced stress corrosion cracking, making them ideal for use in marine, chemical, and high-moisture systems.
These fittings also demonstrate excellent oxidation resistance at elevated temperatures, allowing them to maintain strength and surface stability even under prolonged heat exposure. Their ability to withstand erosion caused by high-purity and high-velocity water further enhances their suitability for power generation and fluid handling applications.
Inconel alloys offer superior resistance to acidic corrosion, ensuring long-term durability when exposed to harsh chemicals and aggressive process media. In addition, Inconel pipe fittings provide outstanding weldability across a wide temperature range, enabling secure, defect-free joints without compromising mechanical integrity.
Together, these properties make Inconel pipe fittings a preferred choice for critical industries requiring high strength, corrosion resistance, and dependable performance under extreme thermal and chemical conditions.
Applications of Inconel Pipe Fittings
- Seawater & Marine Systems : Used in high-salinity environments such as marine piping, desalination plants, and coastal installations due to excellent corrosion resistance.
- Petrochemical & Chemical Processing Plants : Ideal for handling aggressive chemicals and extreme operating conditions in refineries and chemical manufacturing units.
- Furnace & High-Temperature Components : Commonly applied in furnaces and thermal processing equipment where oxidation resistance at elevated temperatures is critical.
- Offshore Oil & Gas Platforms : Trusted for offshore installations requiring high strength, pressure resistance, and long-term durability in harsh environments.
- Heat Exchangers : Suitable for heat exchangers exposed to continuous thermal cycling and high-pressure fluid flow.
- Nuclear Engineering : Widely used in nuclear applications where material stability, safety, and resistance to extreme heat and radiation are essential.
FAQs About Inconel Pipe Fittings
Inconel pipe fittings are connectors made from high-nickel, chromium-rich superalloys designed to join, divert, or terminate piping systems exposed to high temperatures, corrosive media, and extreme pressure conditions. They include elbows, tees, reducers, crosses, caps, and more.
Common grades include Inconel 600, Inconel 625, and Inconel 718, each offering different balances of strength, corrosion resistance, and high-temperature performance for specific industrial applications.
Inconel fittings are manufactured to international standards such as ASTM B366 and ASME B16.9/B16.11, ensuring consistent dimensions, mechanical properties, and performance.
Yes. Inconel alloys maintain strength and oxidation resistance at elevated temperatures, making them ideal for furnaces, heat exchangers, and thermal systems.
Inconel typically offers superior resistance to high heat and aggressive corrosive conditions compared to many stainless steels, making it preferable in demanding service environments.