Heer Fittings offers Inconel 617 Pipe Fittings in Delhi, India, for high-temperature, high-stress, and corrosive service conditions. These fittings—in the form of elbows, tees, reducers, caps, and crosses—are manufactured under standards ASTM B366, ASME B16.9, and other relevant piping standards. Inconel 617 (UNS N06617) is a nickel-chromium-cobalt-molybdenum alloy developed for very high strength, resistance to oxidation, and creep resistance at temperatures above 980°C (1800°F), making it appropriate for sophisticated thermal and energy systems.
Specifications ASTM B366 / ASME SB366
Dimensions ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, MSS SP-79
Size 1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated)
Type Seamless / Welded / Fabricated
Bending Radius R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
Thickness Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS
Grade Inconel 617 UNS (N06617), DIN (2.4663)
Inconel 617 contains ~52% nickel, 22% chromium, 12.5% cobalt, and 9% molybdenum, together with minor quantities of aluminum and carbon for enhanced high-temperature stability. The alloy provides tensile strength of ~690 MPa, yield strength of ~310 MPa, and elongation of ~35%, depending on processing and form. It provides superior resistance to oxidation, carburization, and sulfidation, and retains mechanical properties in cyclic thermal conditions and hostile industrial atmospheres.
| C | Mn | S | Si | Cr | Mo | Ni | Cu | Ti | Al | B | Co | Fe |
| 0.05-0.15 | 1.0 Max | 0.015 Max | 1.0 Max | 20.0-24.0 | 8.0-10.0 | 44.5 Min | 0.5 Max | 0.6 Max | 0.8-1.5 | 0.006 Max | 10.0-15.0 | 3.0 Max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.1 g/cm3 | 1411 °C (2571 °F) | Psi – 80,000 , MPa – 550 | Psi – 30,000 , MPa – 205 | 30 % |
Heer Fittings is a leading supplier of Inconel 617 Pipe Fittings in Delhi, India. We offer an extensive range of Monel 400 fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| STANDARD | UNS | WNR. |
| Alloy 617 | N06617 | 2.4663 |
Inconel 617 Pipe Fittings from Heer Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
| NOMINAL PIPE SIZE | ALL FITTINGS | ALL FITTINGS | 180 DEG RETURN BENDS | REDUCERS | ELBOWS AND TEES | 180 DEG RETURN BENDS | CAPS |
|---|---|---|---|---|---|---|---|
| NPS | ID at End (1), (3), (4) | OD at Bevel (1), (2) | Centre-to- Centre O | Overall Length H | Centre -to- End Dimension A, B, C, M | Alignment of Ends U | Overall Length E |
| ½ to 2½ | 0.003 | 0.006 -0.003 | 0.025 | 0.006 | 0.006 | 0.003 | 0.012 |
| 3 to 3 ½ | 0.006 | 0.006 | 0.025 | 0.006 | 0.006 | 0.003 | 0.012 |
| 4 | 0.006 | 0.006 | 0.025 | 0.006 | 0.006 | 0.003 | 0.012 |
| 5 to 8 | 0.006 | 0.009 -0.006 | 0.025 | 0.006 | 0.006 | 0.003 | 0.025 |
| 10 to 18 | 0.012 | 0.016 -0.012 | 0.038 | 0.009 | 0.009 | 0.006 | 0.025 |
| 20 to 24 | 0.019 | 0.025 -0.019 | 0.038 | 0.009 | 0.009 | 0.006 | 0.025 |
| 26 to 30 | 0.019 | 0.025 -0.019 | … | 0.019 | 0.012 | … | 0.038 |
| 32 to 48 | 0.019 | 0.025 -0.019 | … | 0.019 | 0.019 | … |
|
Nominal
Pipe
Size |
45° Elbow |
90° Elbow |
OD |
180° Returns |
||||
|
(inch.) |
LR |
SR |
LR |
LR |
||||
|
Radius
(inch.) |
Center to Face
(inch.) |
Center to Face
(inch.0) |
Center to Face
(inch.0) |
(inch) |
(millimeter) |
Back to face
(inch.) |
Center to Center
(inch.) |
|
|
1/2 |
5/8 |
– |
1 1/2 |
0.0840 |
21.03 |
1 7/8 |
2 |
|
|
3/4 |
7/16 |
– |
1 1/8 |
1.0050 |
26.07 |
1 11/16 |
2 1/4 |
|
|
1 |
7/8 |
1 |
1 1/2 |
1.0315 |
33.04 |
2 3/16 |
3 |
|
|
1 1/4 |
1 |
1 1/4 |
1 7/8 |
1.0660 |
42.02 |
2 3/4 |
3 3/4 |
|
|
1 1/2 |
3 |
1 1/8 |
1 1/2 |
2 1/4 |
1.0900 |
48.03 |
3 1/4 |
4 1/2 |
|
2 |
4 |
1 3/8 |
2 |
3 |
2.0375 |
60.03 |
4 3/16 |
6 |
|
2 1/2 |
5 |
1 3/4 |
2 1/2 |
3 3/4 |
2.0875 |
73.00 |
5 3/16 |
7 1/2 |
|
3 |
6 |
2 |
3 |
4 1/2 |
3.0500 |
88.09 |
6 1/4 |
9 |
|
3 1/2 |
7 |
2 1/4 |
3 1/2 |
5 1/4 |
4.0000 |
101.06 |
7 1/4 |
10 1/2 |
|
4 |
8 |
2 1/2 |
4 |
6 |
4.0500 |
114.03 |
8 1/4 |
12 |
|
5 |
10 |
3 1/8 |
5 |
7 1/2 |
5.0563 |
141.03 |
10 5/16 |
15 |
|
6 |
12 |
3 3/4 |
6 |
9 |
6.0625 |
168.03 |
12 5/16 |
18 |
|
8 |
12 |
5 |
8 |
12 |
8.0625 |
219.01 |
16 5/16 |
24 |
|
10 |
15 |
6 1/4 |
10 |
15 |
10.0750 |
273.01 |
20 3/8 |
30 |
|
12 |
18 |
7 1/2 |
12 |
18 |
12.0750 |
323.09 |
24 3/8 |
36 |
Yes, custom sizes for Inconel 617 Pipe Fittings are available at Heer Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@heerfittings.com.
Inconel 617 Pipe Fittings are utilized in gas turbines, petrochemical reformers, HRSGs (heat recovery steam generators), air preheaters, industrial furnaces, and components of nuclear power plants. These are best suited to systems that need long-term structural integrity withstanding intense heat and chemical attack. The combination of oxidation resistance, weldability, and high-temperature strength of the alloy makes these fittings applications in superheater headers, catalyst support structures, and high-efficiency power systems such as hydrogen and syngas production.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








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