Inconel Pipe Fittings Manufacturer, Supplier & Exporter in India

Inconel Pipe Fittings

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?

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

Inconel 600

Excellent resistance to oxidation and corrosion

Chemical and heat processing industries

Inconel 601

Outstanding resistance to high-temperature oxidation

Furnace components, heat-treatment equipment

Inconel 625

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.

Get the Right Inconel Pipe Fittings for Your Project — Fast.

Share your size, grade and quantity requirement and our technical team will revert with a detailed quotation, technical data sheet and delivery timeline within 24 hours.

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