Inconel Pipe Fittings Manufacturer, Supplier & Exporter in India
Kalpataru Piping Solution, Inc. offers Inconel pipe fittings that are used in high-pressure, high-temperature and highly corrosive environments that are typically unforgiving to ordinary carbon steel. The nickel-chromium alloy fittings (Inconel 600, 601, 625 etc.) ensure long-lasting performance in extreme applications involving furnace piping, gas turbines, oil field risers, reactor vessels and similar systems and equipment where the failure of any welding is not an option. All our fittings are manufactured or sourced strictly in accordance with ASME B16.9, ASME B16.28, MSS-SP-43 fitting standards and come with chemical analysis, mechanical tests and mill test certificate upon request. We carry in-stock butt weld fittings for seamless and forged applications, as well as socket weld fittings made in accordance with the most stringent industry standards. Our extensive export network and warehousing capabilities enable us to deliver the required fittings, machined parts or components with minimal lead time, while competitive pricing and comprehensive technical support help you achieve the best value for every project. Headquartered from Mumbai, we fulfills domestic and international fabricators, EPC contractors and industrial buyers with fittings manufactured to exacting quality control specifications and featuring mill test certificates. See our fittings product list and grade options below or contact us for a prompt quotation.
- What Are Inconel Pipe Fittings?
- Our Inconel Pipe Fittings
- Specification of Inconel Pipe Fittings
- Inconel Pipe Fittings Grades We Supply
- Inconel Pipe Fittings Equivalent Grades & Chemical Composition
- Inconel Pipe Fittings Mechanical & Physical Properties
- Types of Inconel Pipe Fittings We Supply
- Inconel Pipe Fittings Applications & Industries Served
- Manufacturing Process & Quality Control
- Certifications & Standards Compliance
- Packaging & Worldwide Delivery
- FAQs About Inconel Pipe Fittings
What Are Inconel Pipe Fittings?
Inconel pipe fittings are precision-formed connectors — elbows, tees, reducers, crosses, caps and stub ends — manufactured from nickel-chromium-iron superalloys that resist oxidation and carburisation at temperatures where most metals soften or scale. They are specified wherever a piping system must handle extreme heat, cyclic thermal stress, or aggressive chemical media without losing dimensional integrity. Compared with our nickel pipe fittings and monel pipe fittings, Inconel grades push higher on temperature capability, which is why they dominate gas turbine, furnace and high-pressure reactor applications.
Kalpataru Piping Solution manufactures and sources both major categories of Inconel pipe fittings, and also stocks matching inconel flanges and inconel tube fittings so your entire piping system can be sourced from one place:
Category | Description |
|---|---|
Butt Weld Fittings | Seamless or welded fittings designed for direct in-line welding into pipe runs (elbows, tees, reducers, caps, stub ends). |
Forged Fittings | Threaded and socket weld types used for smaller-bore, high-pressure connections (couplings, unions, plugs, bushings, outlets). |
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 |
Inconel Pipe Fittings Grades We Supply
Grade | Key Characteristic | Typical Use |
|---|---|---|
Excellent resistance to oxidation and corrosion | Chemical and heat processing industries | |
Outstanding resistance to high-temperature oxidation | Furnace components, heat-treatment equipment | |
Superior strength across a wide temperature range, including cryogenic | Marine, aerospace and oil & gas applications | |
Inconel 718 | High tensile strength with excellent elevated-temperature performance | Aerospace components, power generation |
Inconel Pipe Fittings Equivalent Grades & Chemical Composition
International Equivalent Standards
Grade | UNS | WNR | JIS |
|---|---|---|---|
Inconel 600 | N06600 | 2.4816 | NCF600 |
Inconel 601 | N06601 | 2.4851 | NCF601 |
Inconel 625 | N06625 | 2.4856 | NCF625 |
Inconel 718 | N07718 | 2.4668 | – |
Typical Chemical Composition (%)
Grade | C | Ni | Cr | Fe | Mo |
|---|---|---|---|---|---|
Inconel 600 | 0.15 max | 72.0 min | 14.0-17.0 | 6.0-10.0 | – |
Inconel 601 | 0.10 max | 58.0-63.0 | 21.0-25.0 | Balance | – |
Inconel 625 | 0.10 max | 58.0 min | 20.0-23.0 | 5.0 max | 8.0-10.0 |
Inconel 718 | 0.08 max | 50.00-55.00 | 17.00-21.00 | Balance | 2.80-3.30 |
Note: Compositions are indicative and vary slightly by producer/standard — request the exact mill certificate for procurement-grade data.
Inconel Pipe Fittings Mechanical & Physical Properties
Grade | Density | Melting Point | Tensile Strength | Elongation |
|---|---|---|---|---|
Inconel 600 | 8.47 g/cm³ | 1413°C (2580°F) | 95,000 psi approx. | 40% |
Inconel 601 | 8.1 g/cm³ | 1411°C (2571°F) | 80,000 psi approx. | 30% |
Inconel 625 | 8.4 g/cm³ | 1350°C (2460°F) | 1,35,000 psi approx. | 42.5% |
Inconel 718 | 8.2 g/cm³ | 1350°C (2460°F) | 1,35,000 psi approx. | 45% |
Butt Weld Fittings
Fitting | Typical Use |
|---|---|
Inconel 45° / 90° / 180° Elbow | Directional change in pipe run; smooth flow with reduced turbulence |
Inconel Equal Tee & Reducing Tee | Splitting or combining flow in pipelines |
Inconel Concentric & Eccentric Reducer | Connecting pipes of different sizes while maintaining pressure balance |
Inconel Cap | Terminates a pipe run and seals against leakage |
Inconel Stub End | Used with lap-joint flanges for easy disassembly |
Inconel Cross Fitting | Multi-directional flow in complex piping systems |
Inconel Lateral Tee | Angled branch connections and custom routing |
Forged Fittings (Threaded & Socket Weld)
Fitting | Typical Use |
|---|---|
Inconel Coupling (Full / Half) | Strong, leak-proof, in-line connection between two pipes |
Inconel Union | Allows easy disconnection for maintenance without cutting pipes |
Inconel Cap & Plug | Seals pipe ends to prevent leakage and contamination |
Inconel Socket Weld Elbow, Tee & Cross | Small-bore, high-pressure directional and branch connections |
Inconel Branch Outlet | Branch connection welded directly onto a run pipe |
Inconel Pipe Fittings Applications & Industries Served
Industry | Where Inconel Fittings Are Used |
|---|---|
Aerospace Industry | High-temperature and high-stress engine and airframe systems |
Oil & Gas Industry | Offshore and deep-sea applications under extreme pressure |
Chemical Processing Plants | Handling highly corrosive chemicals safely |
Power Generation | Turbines, heat exchangers and high-temperature steam systems |
Marine & Offshore Applications | Resists saltwater corrosion and harsh marine conditions |
Nuclear Industry | Reliable performance under radiation and extreme temperatures |
Petrochemical Industry | Safe and efficient processing of hydrocarbons |
Sourcing a mixed-alloy project? We also supply incoloy 800 pipe fittings, hastelloy tube fittings and duplex steel pipe fittings for the same piping network.
Manufacturing Process & Quality Control
Our Inconel pipe fittings move through a controlled, traceable production flow:
Step | Process Stage | What Happens |
|---|---|---|
1 | Raw Material Selection | Certified Inconel billets/plates sourced from approved mills |
2 | Forming | Hot forming, forging or pressing to the required fitting geometry |
3 | Heat Treatment | Solution annealing to relieve stress and restore ductility |
4 | Surface Treatment | Pickling, blasting or polishing as specified |
5 | Bevelling & Dimensional Check | Edge preparation to ASME B16.25 for weld-ready fittings |
6 | Final Inspection | Visual, dimensional, PMI, hydrostatic and radiographic testing before packing |
Certifications & Standards Compliance
Certification / Standard | Coverage |
|---|---|
ISO 9001:2015 | Quality Management System |
ASME B16.9, ASME B16.28, MSS-SP-43, MSS-SP-75 | Dimensional compliance |
ASTM / ASME B366 | Material and manufacturing standard for wrought fittings |
EN 10204 3.1 / 3.2 | Mill test certificate & third-party inspection |
TUV / SGS / Lloyd’s / DNV (on request) | Independent third-party inspection agency approval |
Packaging & Worldwide Delivery
Every Inconel pipe fitting is cleaned, individually wrapped, and packed in wooden crates or corrugated cartons with grade, heat number, size and standard clearly marked for easy identification at the job site. We coordinate FOB, CIF and door-delivery shipments to ports across the Middle East, Europe, Africa, Southeast Asia and the Americas, with export documentation (Certificate of Origin, MTC 3.1, packing list) prepared in advance to avoid customs delays.
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.
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