Inconel Pipes and Tubes Supplier and Manufacturer in India

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Inconel is one of the most used materials in extreme-service applications, such as for pipes and tubes in the manufacturing, construction and chemical industries. Inconel belongs to the nickel-chromium austenitic superalloys, which develop a stable passivating layer when exposed to the high heat, safeguarding the surface from degradation and corrosion. Inconel is actually constructed of nickel as are Incoloy, Monel and Hastelloy however the mix relies on the application. These materials can be used to manufacture various components including pipes, pipe fittings, seamless pipes, clad pipes and other such products that need to be able to withstand oxidation and carburization at elevated temperatures. All these pipes and tubes are of very different types and grades including 600, 601, 625 and 718 Incoloy products. The Inconel Products are available in various grades like 600, 601, 625 and 718. Our detailed guide to choosing the right Inconel grade for your application. Kalpataru Piping Solutions, being one of the top Inconel pipes and tubes manufacturers and suppliers in India, offers these grades in good quality, proper documentation, and timely delivery across the globe.

Table of Contents

Specifications of Inconel Pipes and Tubes

Specification Parameter Technical Details
Standard ASTM B167, B163, B516, B829, B517, B444, B705, B704, B983 / ASME SB167, SB163, SB516, SB829, SB517, SB444, SB705, SB704, SB983
Dimension ASTM, ASME, and API
Pipe Size 1/8″ NB to 30″ NB
Tube Size 6 mm OD x 0.7 mm thk. to 50.8 mm OD x 3 mm thk.
Form Round, Square, Rectangular, Hydraulic, etc.
Length Single Random, Double Random, Cut Length
Types Seamless / ERW / Welded / Fabricated / LSAW Pipes
Schedule SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH120, SCH140, SCH160, XXS
End Plain End, Beveled End, Threaded

Chemical Composition of Inconel Pipes and Tubes

Grade C Mn Si S Cu Fe Ni Cr Mo Nb + Ta Ti Al
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 1.0 max 0.5 max 0.015 max 1.0 max Balance 58.0–63.0 21.0–25.0 — — — 1.00–1.70
Inconel 625 0.10 max 0.50 max 0.50 max 0.015 max — 5.0 max 58.0 min 20.0–23.0 8.0–10.0 3.15–4.15 — —
Inconel 718 0.08 max 0.35 max 0.35 max 0.015 max 0.30 max Balance 50.00–55.00 17.00–21.00 2.80–3.30 4.75–5.50 0.65–1.15 0.20–0.80

Inconel Pipes and Tubes Mechanical Properties 

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 8.1 g/cm³  1411°C (2571°F) 80,000 Psi

 

(550 MPa)

 30,000 Psi

 

(205 MPa)

 30%
Inconel 625 8.4 g/cm³  1350°C (2460°F) 135,000 Psi

 

(930 MPa)

 75,000 Psi

 

(517 MPa)

 42.5%
Inconel 718 8.2 g/cm³  1350°C (2460°F) 135,000 Psi

 

(930 MPa)

 75,000 Psi

 

(482 MPa)

 45%

Equivalent Grades of Inconel Pipes and Tubes

Standard Werkstoff Nr. UNS JIS BS GOST AFNOR EN
Inconel 600 2.4816 N06600 NCF 600 NA 13 МНЖМц 28-2,5-1,5 NC15FE11M NiCr15Fe
Inconel 601 2.4851 N06601 NCF 601 NA 49 ХН60ВТ NC23FeA NiCr23Fe
Inconel 625 2.4856 N06625 NCF 625 NA 21 ХН75МБТЮ NC22DNB4M NiCr22Mo9Nb
Inconel 718 2.4668 N07718 NCF 718 — — — NiCr19Fe19Nb5Mo3

Comparison of Different Grades of Inconel Pipes and Tubes

Grade UNS / Werkstoff Key Properties Typical Applications
Inconel 600 UNS N06600

 

W.Nr. 2.4816

 Excellent resistance to oxidation and corrosion in high-temperature environments; good mechanical properties. Heat exchangers, chemical processing, furnace components.
Inconel 601 UNS N06601

 

W.Nr. 2.4851

 High-temperature strength, excellent oxidation resistance, and good ductility. Aerospace, chemical industry, high-temperature reactors.
Inconel 625 UNS N06625

 

W.Nr. 2.4856

 Superior corrosion resistance, high strength, and excellent performance in seawater, alkalis, and non-oxidizing acids. Oil & gas, marine engineering, chemical processing.
Inconel 718 UNS N07718

 

W.Nr. 2.4668

 Exceptional strength at both high and low temperatures; excellent fatigue and creep resistance. Aerospace, power generation, high-pressure vessels.

Wall Thickness Chart of Inconel Pipes and Tubes

Product Description Outside Diameter (OD) Wall Thickness (WT)
Inconel Alloy Round Pipe 6 mm – 630 mm 0.5 mm – 30 mm
Inconel Alloy Square Pipe 12.7 mm × 12.7 mm to 300 mm × 300 mm 0.5 mm – 30 mm
Inconel Alloy Rectangular Pipe 10 mm × 20 mm to 100 mm × 200 mm 0.5 mm – 30 mm
Inconel Alloy Colour Coated Pipe 6 mm to 630 mm 0.5 mm – 30 mm
Inconel Alloy Ornamental Pipes 12.7 mm to 76.2 mm 0.5 mm – 2.0 mm
Inconel Alloy Electropolished Pipes 12.7 mm to 250 mm 0.5 mm – 30 mm
Inconel Alloy Slot Round Pipe 12.7 mm to 76.2 mm 0.5 mm – 2.0 mm
Inconel Alloy Triangle Pipe 16 mm to 85 mm 0.5 mm – 3.0 mm
Inconel Alloy Hexagonal Pipes 13 mm to 85 mm 0.5 mm – 2.0 mm
Thin-Wall Inconel Alloy Pipes 22 mm × 0.7 mm to 108 mm × 2.0 mm 0.5 mm – 2.0 mm
Inner/Outside Polished Inconel Alloy Pipes 12.5 mm to 203.2 mm 1.0 mm – 5 mm
Inconel Alloy Seamless Pipes 6 mm to 430 mm 0.8 mm – 30 mm

Weight Chart of Inconel Pipes and Tubes

Nominal Bore (Inch) Nominal Bore (mm) Outside Diameter (mm) Light (Class A) Thickness (mm) Light (Class A) Weight (kg/m) Medium (Class B) Thickness (mm) Medium (Class B) Weight (kg/m) Heavy (Class C) Thickness (mm) Heavy (Class C) Weight (kg/m)
1/8″ 3 mm 10.32 mm 1.80 mm 0.407 2.00 mm 0.442 2.65 mm 0.540
1/4″ 6 mm 13.49 mm 1.80 mm 0.559 2.35 mm 0.696 2.90 mm 0.816
3/8″ 10 mm 17.10 mm 1.80 mm 0.732 2.35 mm 0.922 2.90 mm 1.095
1/2″ 15 mm 21.43 mm 2.00 mm 1.033 2.65 mm 1.323 3.25 mm 1.570
3/4″ 20 mm 27.20 mm 2.35 mm 1.551 2.65 mm 1.728 3.25 mm 2.071
1″ 25 mm 33.80 mm 2.65 mm 2.193 3.25 mm 2.641 4.05 mm 3.204
1-1/4″ 32 mm 42.90 mm 2.65 mm 2.833 3.25 mm 3.428 4.05 mm 4.184
1-1/2″ 40 mm 48.40 mm 2.90 mm 3.509 3.25 mm 3.903 4.05 mm 4.777
2″ 50 mm 60.30 mm 2.90 mm 4.425 3.65 mm 5.495 4.47 mm 6.634
2-1/2″ 65 mm 76.20 mm 3.25 mm 6.305 3.65 mm 7.038 4.47 mm 8.524
3″ 80 mm 88.90 mm 3.25 mm 7.404 4.05 mm 9.135 4.85 mm 10.835
4″ 100 mm 114.30 mm 3.65 mm 10.735 4.50 mm 13.141 5.40 mm 15.632
5″ 125 mm 139.70 mm — — 4.85 mm 17.375 5.40 mm 19.281
6″ 150 mm 165.10 mm — — 4.85 mm 20.647 5.40 mm 22.929

Inconel Pipes and Tubes Size Chart

Wall Thickness (in.) Available Seamless Tube Sizes (O.D. in Inches)
0.010 1/16″ , 1/8″ , 3/16″
0.012 1/8″
0.016 1/8″ , 3/16″
0.020 1/16″ , 1/8″ , 3/16″ , 1/4″ , 5/16″ , 3/8″
0.028 1/8″ , 3/16″ , 1/4″ , 5/16″ , 3/8″ , 1/2″ , 3/4″ , 1″ , 1 1/2″ , 2″
0.035 1/8″ , 3/16″ , 1/4″ , 5/16″ , 3/8″ , 7/16″ , 1/2″ , 16″ , 5/8″ , 3/4″ , 7/8″ , 1″ , 1 1/4″ , 1 1/2″ , 1 5/8″ , 2″ , 2 1/4″
0.049 3/16″ , 1/4″ , 5/16″ , 3/8″ , 1/2″ , 16″ , 5/8″ , 3/4″ , 7/8″ , 1″ , 1 1/8″ , 1 1/4″ , 1 1/2″ , 1 5/8″ , 2″ , 2 1/4″
0.065 1/4″ , 5/16″ , 3/8″ , 1/2″ , 16″ , 5/8″ , 3/4″ , 7/8″ , 1″ , 1 1/4″ , 1 1/2″ , 1 5/8″ , 1 3/4″ , 2″ , 2 1/2″ , 3″
0.083 1/4″ , 3/8″ , 1/2″ , 5/8″ , 3/4″ , 7/8″ , 1″ , 1 1/4″ , 1 1/2″ , 1 5/8″ , 1 7/8″ , 2″ , 2 1/2″ , 3″
0.095 1/2″ , 5/8″ , 1″ , 1 1/4″ , 1 1/2″ , 2″
0.109 1/2″ , 3/4″ , 1″ , 1 1/4″ , 1 1/2″ , 2″
0.120 1/2″ , 5/8″ , 3/4″ , 7/8″ , 1″ , 1 1/4″ , 1 1/2″ , 2″ , 2 1/4″ , 2 1/2″ , 3″
0.125 3/4″ , 1″ , 1 1/4″ , 1 1/2″ , 2″ , 3″ , 3 1/4″
0.375 3 1/2″

Price List of Inconel Pipes and Tubes

Inconel Grade Product Type Size Range Estimated Price Range (₹/kg)*
Inconel 600 Seamless Pipe / Tube ½” – 8” ₹6,000 – ₹8,500
Inconel 600 Welded Pipe / Tube ½” – 24” ₹5,200 – ₹7,500
Inconel 601 Seamless Pipe / Tube ½” – 8” ₹6,500 – ₹9,000
Inconel 625 Seamless Pipe / Tube ½” – 10” ₹9,500 – ₹13,500
Inconel 625 Welded Pipe / Tube ½” – 24” ₹8,500 – ₹12,000
Inconel 718 Seamless Pipe / Tube ½” – 6” ₹11,000 – ₹16,000

Types of Inconel Pipes and Tubes

ERW Pipes

ERW Pipes

ERW Tubes

ERW Tubes

Rectangular Pipes & Tubes

Rectangular Pipes & Tubes

Round Pipes & Tubes

Round Pipes & Tubes

Seamless Pipes

Seamless Pipes

Seamless Tubes

Seamless Tubes

Square Pipes & Tubes

Square Pipes & Tubes

Threaded Pipes & Tubes

Threaded Pipes & Tubes

Welded Pipes

Welded Pipes

Welded Tubes

Welded Tubes

Inconel Pipe & Tube Certificates and Value-Added Services

At Kalpataru Pipings, we provide comprehensive manufacturer test certificates (TC) in accordance with EN 10204/3.1B, along with raw material certificates, 100% radiography test reports, and third-party inspection reports. We also supply standard certificates like EN 10204 3.1 and additional certifications such as NACE MR0175 (with ISO 15156) or NACE MR0103 and Ferrite Content reports upon client request. Before placing an order you can check the price estimation of your product on our Pipe & Tube Weight Calculator.

Certificates Available:

  • EN 10204/3.1B
  • Raw Material Certificate
  • 100% Radiography Test Report
  • Third-Party Inspection Report

Applications and Industrial Uses of Inconel Pipes and Tubes

  • Oil Drilling Companies
  • Power Generation
  • Petrochemicals
  • Pharmaceuticals
  • Chemical Equipment
  • Sea Water Equipment
  • Heat Exchangers
  • Condensers
  • Pulp and Paper Industry

Frequently Asked Questions

What is Inconel pipe used for?

Inconel pipes are used in high-temperature and corrosive environments such as chemical processing, oil and gas, marine, aerospace, power plants, and heat exchangers.

What is Inconel tubing?

Inconel tubing is a nickel-based alloy tube known for its excellent resistance to heat, oxidation, corrosion, and high pressure, making it suitable for demanding industrial applications.

How does Inconel compare to stainless steel?

Inconel offers better resistance to extreme heat, corrosion, and oxidation than stainless steel, while stainless steel is more economical for general-purpose applications.

Does Inconel have higher strength than titanium?

Yes, Inconel generally provides higher strength and better performance at elevated temperatures, while titanium is lighter and offers an excellent strength-to-weight ratio.

How are Inconel 625 pipes and tubes available in size?

Inconel 625 pipes and tubes are available in various diameters, wall thicknesses, and lengths, including seamless, welded, and custom sizes to meet different industrial requirements.

Are Inconel pipes stronger than stainless steel?

Yes, Inconel pipes generally offer higher strength and better performance than stainless steel, especially at high temperatures and in highly corrosive environments.

Can Inconel pipes be welded?

Yes, Inconel pipes can be welded using suitable welding methods and compatible filler materials while maintaining their strength and corrosion resistance.

Why is Inconel used in aerospace applications?

Inconel is used in aerospace because it retains its strength, resists oxidation, and performs reliably under extreme temperatures and high-stress conditions.

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