5 grades
Inconel & Incoloy — Sheets, Plates, Pipes, Fittings & Flanges
Nickel-chromium and nickel-iron-chromium alloys for acid, heat and sour service. Choose a grade below for its standards, chemistry, properties and every product form we supply.
- 825
- 600
- 625
- 718
- 800
Reviewed by the Kanak Steel & Engineering Co. technical team · Updated October 2026
Inconel & Incoloy Grades We Supply
UNS N08825Inconel 825Sulphuric and phosphoric acid service, chloride stress-corrosion cracking and sour gas.UNS N06600Inconel 600High-temperature oxidation, caustic and nuclear service.UNS N06625Inconel 625Seawater, high strength and high temperature in one alloy.UNS N07718Inconel 718Very high strength at temperatures up to about 650 °C.UNS N08800Incoloy 800 / 800H / 800HTFurnaces, petrochemical heaters and high-temperature piping.
Inconel & Incoloy Grades Compared: Standards & PREN
| Grade | Sheet & plate | Pipe | Fittings | Flanges | PREN |
|---|---|---|---|---|---|
| Inconel 825 | ASTM B424 | ASTM B423 | ASTM B366 WPNICMC | ASTM B564 | ≈ 31 |
| Inconel 600 | ASTM B168 | ASTM B167 | ASTM B366 WPNCI | ASTM B564 | — |
| Inconel 625 | ASTM B443 | ASTM B444 | ASTM B366 WPNCMC | ASTM B564 | ≈ 51 |
| Inconel 718 | ASTM B670 · AMS 5596 | a specification not yet established | a specification not yet established | project / purchase specification dependent | — |
| Incoloy 800 / 800H / 800HT | ASTM B409 | ASTM B407 | ASTM B366 WPNIC | ASTM B564 | — |
Products in inconel & incoloy
SheetsFlat product under 3/16" (4.76 mm) thick, cold rolled in most grades, supplied in finishes from 2D and 2B to BA and mirror.PlatesFlat product 3/16" (4.76 mm) and thicker, supplied as full mill plates or cut to your drawing.CoilsHot- and cold-rolled coil, slit to width or supplied as precision strip.Pipes & TubesSeamless and welded pipe to NPS and schedule, plus round, square, rectangular and capillary tube.Pipe FittingsButtweld fittings to ASME B16.9 and forged socket-weld and threaded fittings to ASME B16.11.FlangesPipe flanges from ½" to 24" in Class 150–2500 to ASME B16.5, and larger sizes to ASME B16.47.FastenersStud bolts, bolts, nuts and washers in stainless, duplex and nickel alloys — A193 / A194 / A320, A1082 or F468 where specified.
Inconel & Incoloy for export
FOB / CIF · Nhava Sheva (JNPT), MumbaiInconel & Incoloy — questions buyers ask
Which inconel & incoloy grades do you supply?
Inconel 825, Inconel 600, Inconel 625, Inconel 718, Incoloy 800 / 800H / 800HT, in the forms listed on each grade page.
How do I choose between these grades?
Start with the medium, temperature and pressure. The comparison table on this page ranks the grades by pitting resistance and typical use; send us your process conditions for a recommendation.
Do you export?
Yes — to the Gulf, South-East Asia, South America, Europe, the UK and the USA, FOB or CIF from Nhava Sheva, Mumbai.
India · Gulf · South-East Asia · South America · Europe · USA · UKTell us your grade and size — we reply within one working day.
Start RFQ