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Nickel & Cobalt alloys


HAST X || X-750 || 80A || C263 || 75 || 90 || 725 || 718 || 617 || 903 || 909 || 901 || Waspaloy ® || L605 || 188 || 625 || C22 || C276 || K500 || Sanicro 28 ® || ...



We are a leading supplier of Nickel & Cobalt Alloys for aerospace, energy and oil&gas industries, 
being a key reference partners for forgings and rings rolling manufacturers, machine-shops, metalworks, tier 1 & tier 2 suppling the most sound OEMs on the market.
We offer first-class quality INGOTS, BINGOTS, BILLETS, BARS, SHEETS, PLATES, FORGINGS, RINGS, PIPING & TUBING, FASTENERS and some FABRICATED COMPONENTS in highly complex, high purity nickel & cobalt super-alloys, 
mostly addressed to markets like IGT & energy, oil & gas, jet engines, space & defense, petrochemicals & chemicals.


N06002 || N07750 || N07080 || N07263 || N06075 || N07090 || N07725 || N07718 || N06617 || N19903 || N19909 || N09901 || N07001 || R30605 || R30188 || N06625 || N06022 || N10276 || N05500 || N08028 || ...


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903 || UNS N19903 Alloy 903, Incoloy 903 ®

UNS N19903
Alloy 903, Incoloy 903 ®

Quick facts & description:

UNS N19903, also known as Alloy 903, Incoloy 903 ®, has an outstanding 
constant low coefficient of thermal expansion, a constant modulus of elasticity, combined with an high strength.
This make it excellent for application in: land based gas turbines and aerospace jet engines, into shrouds, shafts, casings, vane rings,
 etc. and in defense & military as thrust chambers of rocket engines.

Main chemistry:

Ni 36-40% ; 
Nb 2.4-3.5% ; 
Ti 1-1.85% ; 
Co 13-17% ;
 Fe balance

Main fields of application:

Aerospace, Energy


Our products in UNS N19903, Alloy 903, Incoloy 903 ® are:

  • Ingots
  • Billets
  • Bars
  • Forgings
  • Rings

back to: Nickel & Cobalt Alloys info