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Nickel Alloys

Nominal Chemical Composition
Alloy AMS UNS/W.Nr. Cr Ni Mo Si Fe Other Description
RA330® 5592 5716 N08330 1.4886 19 35 1.25 43 0.05 C, 1.5 Mn The workhorse of austenitic heat resistant alloys. Good strength, carburization and oxidation resistance up to 2100°F.
RA333® 5593 5717 N06333 2.4608 25 45 3.0 1.0 18 3.0 Co, 0.05 C, 3.0 W A nickel base superalloy with excellent carburization, oxidation, and hot corrosion resistance. It has high creep rupture strength with exceptional ability to withstand repeated thermal shock.
RA 602 CA® - N06025 2.4633 25 63 - - 9.5 0.18 C, 2.2 Al, 0.1 Y, 0.08 Zr One of the most oxidation resistant high strength, heat resistant nickel alloys available. Useful through 2200°F.
600 - N06600 2.4816 15.5 76 - 0.2 8.0 0.2 Al, 0.2 Ti A nickel-chromium alloy with good carburization and oxidation resistance through 2000°F.
601 5870 5715 N06601 2.4851 22.5 61.5 - 0.2 14 1.4 Al, 0.3 Mn, 0.05 C A nickel base alloy with high chromium and an aluminum addition. Outstanding oxidation resistance to 2200°F, good strength and carburization resistance.
625 5599 5666 5837 N06625 2.4856 21.5 61 9.0 0.1 5.0 3.6 Cb, 0.4 Al, 0.4 Ti High creep-rupture strength, oxidation resistant to 1800°F (982°C). Excellent resistance to hot seawater, scrubber environments and reducing acids.
718 5596 5662 5663 5832 N07718 2.4668 19 52 3.0 - 19 0.5 Al, 0.9 Ti, 5.0 Cb, 0.002 B Nickel alloy precipitation hardened by gamma prime and double prime. Readily fabricated, weldable even in the hardened condition. Used for gas turbine components to 1200°F, as well as for cryogenic equipment.
718 NACE - N07718 2.4668 19 52 3.0 0.1 19 5.0 Cb Age hardened nickel alloy commonly used in oil and gas applications for its high strength and moderate corrosion resistance. Meets API 6A.
X 5536 5754 5798 N06002 2.4665 22 47 9.0 - 18 1.7 Co, 0.5 Al, 0.15 Ti, 0.6 W Good strength, fabricability and excellent oxidation resistance through 2000°F. Widely used for aircraft, marine and industrial gas turbine combustors.
INVAR 36 - K93600 K93603 1.3912 0.25 36 0.25 0.2 63 0.05 C Low expansion alloy used for molds and dies to form composites.
AL-6XN® - N08367 20.5 24 6.3 0.4 48 0.3 Mn, 0.22 N, 0.02 C A high molybdenum superaustenitic with outstanding resistance to chloride pitting, crevice corrosion and stress corrosion cracking. Suitable for use in pulp mill bleach plants, seawater heat exchangers and chemical process equipment.
800H/AT - N08811 N08810 1.4959 1.4876 21 31 - 0.4 45 0.4 AI, 0.6 Ti High strength austenitic heat resistant alloy for ASME code applications to 1650°F.
Alloy 20 - N08020 2.4660 20 33 2.2 0.4 40 3.3 Cu, 0.5 Cb, 0.4 Mn, 0.02 C The alloy designated specifically to withstand sulfuric acid. Practical immunity to chloride stress corrosion cracking. Stabilized to prevent intergranular corrosion as welded. Resistant to polythionic acid SCC.
230® 5878 N06230 2.4733 22 60 1.5 1.0 0.3 Al, 0.02 La, 0.004 B, 14 W High strength nickel based alloy used for land based gas turbines.
X-750 NO7750 14.0 70.0 - 5.0
Page Description: Rolled Alloys
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