High Nickel Alloy

High nickel alloys are a class of metallic materials that contain a high percentage of nickel, typically 30% or more, along with other elements such as chromium, molybdenum, and iron. These alloys are known for their excellent corrosion resistance, high strength, and good ductility at both high and low temperatures. High nickel alloys are used in a wide range of applications, including aerospace, chemical processing, marine engineering, and nuclear power generation. They are particularly well-suited for use in harsh environments where resistance to corrosion and high temperature is critical. Some common examples of high nickel alloys include Inconel, Hastelloy, Monel, and Nickel 200. These alloys are typically more expensive than standard steel alloys due to the higher cost of nickel and other alloying elements, but their unique properties make them invaluable in many high-performance applications.

High Nickel Alloy Products

Technical Properties for High Nickel Alloy

Equivalent Grades

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN OR
Nickel 200 2.4066 N02200 NW 2200 NA 11 НП-2 N-100M Ni 99.2 -
Nickel 201 2.4068 N02201 NW 2201 NA 12 НП-2 LC-Ni 99 -
STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN OR
Monel 400 2.4360 N04400 NW 4400 NA 13 МНЖМц 28-2,5-1,5 NU-30M NiCu30Fe
Monel K500 2.4375 N05500
STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN OR
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 XH60BT NC23FeA NiCr23Fe -
Inconel 625 2.4856 N06625 NCF 625 NA 21 ХН75МБТЮ NC22DNB4MNiCr22Mo9Nb NiCr23Fe -
Inconel 718 2.4668 N07718 -
Incoloy 925 N09925 -
Incoloy 330 1.4886 N08330 -
STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN OR
Incoloy 800 1.4876 N08800 NCF 800 NA 15 ЭИ670 Z8NC32-21 X10NiCrAlTi32-20 XH32T
Incoloy 800H 1.4958 / 1.4876 N08810 NCF 800H NA 15(H) ЭИ670 Z8NC33-21 X5NiCrAlTi31-20 XH32T
Incoloy 800HT 1.4859 / 1.4876 N08811 NCF 800HT NA 15(HT) ЭИ670 X8NiCrAlTi32-21 XH32T
Incoloy 825 2.4858 N08825 NCF 825 NA 16 ЭП703 NFE30C20DUM NiCr21Mo XH38BT
STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN OR
Hastelloy C22 2.4602 N06022 NW 6022 - - - NiCr21Mo14W -
Hastelloy C276 2.4819 N10276 NW 0276 - ХН65МВУ - NiMo16Cr15W ЭП760
Hastelloy B2 2.4617 N10665 NW 0276 - ХН65МВУ - NiMo16Cr15W ЭП760
Hastelloy B3 2.4600 N010675 - - - - -
Hastelloy X 2.4665 N06002 - -
STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN OR
Cupro Nickel 90/10 2.0872 C70600 - -
Cupro Nickel 70/30 2.0882 C71500 - -
STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN OR
Alloy 20 2.4660 N08020 - - - Z2NCUD31-20AZ NiCr20CuMo -

Chemical Composition

Grade C Mn Si S Cu Fe Ni Mo Al Ti
Nickel 200 0.15 max 0.35 max 0.35 max 0.01 max 0.25 max 0.40 max 99.0 min - - -
Nickel 201 0.02 max 0.35 max 0.35 max 0.01 max 0.25 max 0.40 max 99.0 min - - -
Grade C Mn Si S Cu Fe Ni Mo Al Ti
Monel 400 0.30 max 2.00 max 0.50 max 0.024 max 28.00 – 34.00 2.50 max 63.00 min - - -
Monel K500 0.25 max 1.5 max 0.5 max 0.010 max 27.00 – 33.00 0.5 – 2 63.00 min - - -
Grade C Mn Si S Cu Fe Ni Cr Al Ti
Inconel 600 0.15 max 1.00 max 0.50 max 0.015max 0.50 max 6.00 – 10.00 72.00 min 14.00 – 17.00 - -
Inconel 601 0.10 max 1.00 max 0.50 max 0.015max 1.00 max Balance 58.0 – 63.0 21.0 – 25.0 - -
Inconel 625 0.10 max 0.50 max 0.50 max 0.015max 5.0 max 58.0 min 20.0 – 23.0 - -
Inconel 718 0.08 max 0.35 max 0.35 max 0.015max 0.30 max 50.00 – 55.00 17.00 – 21.00 - -
Grade C Mn Si S Cu Fe Ni Cr Al Ti
Incoloy 800 0.10 max 1.50 max 1.00 max 0.015 max 0.75 max 39.50 min 30.00 – 35.00 19.00 – 23.00 0.15 – 0.60 0.15 – 0.60
Incoloy 800H 0.05 – 0.10 1.50 max 1.00 max 0.015 max 0.75 max 39.50 min 30.00 – 35.00 19.00 – 23.00 0.15 – 0.60 0.15 – 0.60
Incoloy 800HT 0.06 – 0.10 1.50 max 1.00 max 0.015 max 0.75 max 39.50 min 30.00 – 35.00 19.00 – 23.00 0.15 – 0.60ᴬ 0.15 – 0.60ᴬ
Incoloy 825 0.05 max 1.00 max 0.5 max 0.03 max 1.50 – 3.00 22.00 min 38.00 – 46.00 19.50 – 23.50 0.02 max 0.06 – 1.20
Grade Ni Cr Fe Si Mo Cu Mn C S Al
Incoloy 925 42 – 46 19.55 – 22.5 22 min 0.5 max 2.5 – 3.5 1.5 – 3.0 1.0 max 0.03 max 0.03 max 0.1 – 0.5
Grade C Mn Si S Cu Fe Ni Cr Sn Pb
Incoloy 330 0.08 max 2.00 max 0.75-1.50 0.03 max 1.00 max Balance 34.0-37.0 17.0-20.0 0.025 0.005 max
Grade C Mn Si S Co Ni Cr Fe Mo P
Hastelloy C22 0.010 max 0.50 max 0.08 max 0.02 max 2.50 max 50.015 min* 20.00 – 22.50 2.00 – 6.00 12.50 – 14.50 0.02 max
Hastelloy C276 0.010 max 1.00 max 0.08 max 0.03 max 2.50 max 50.99 min* 14.50 – 16.50 4.00 – 7.00 15.00 – 17.00 0.04 max
Hastelloy B2 0.010 max 1.00 max 0.08 max 0.03 max 2.50 max 50.99 min* 14.50 – 16.50 4.00 – 7.00 15.00 – 17.00 0.04 max
Grade Ni Mo Cr Fe W Mn C Al Ti Si
Hastelloy B3 65.0 min 28.5 1.5 1.5 3.0 max 3.0 max 0.01 max 0.50 max 0.2 max 10 max
Grade Ni Mo Cr Fe Mn C Co Si P S
Hastelloy X Balance 8.00 – 10.00 20.50 – 23.00 17.00 – 20.00 1.00 max 0.05 – 0.15 0.50 – 2.50 1.00 max 0.04 max 0.03 max
Grade Cu Mn Pb Ni Fe Zn Cr Mo Al Ti
Cupro Nickel 90/10 88.6 min 1.0 max 0.05 max 9-11 max 1.8 max 1 max - - - -
Cupro Nickel 70/30 65 min 1.0 max 0.05 max 29-33 max 0.4-1.0 max 1 max - - - -
Grade C Mn Si S Cu Ni Cr Fe Mo P
Alloy 20  0.07 max  2.00 max 1.00 max 0.035 max 3.0-4.0  32.0-38.0 19.0-21.0  29.85 min*  2.0-3.0  0.045 max

Mechanical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Nickel 200 8.9 g/cm3 1446 °C (2635 °F) Psi – 67000 , MPa – 462 Psi – 21500 , MPa – 148 45 %
Nickel 201 8.9 g/cm3 1446 °C (2635 °F) Psi – 67000 , MPa – 462 Psi – 21500 , MPa – 148 45 %
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Monel 400 8.8 g/cm3 1350 °C (2460 °F) Psi – 80,000 , MPa – 550 Psi – 35,000 , MPa – 240 40 %
Monel K500 8.44 g/cm3 1350 °C (2460 °F) Psi – 160000 , MPa – 1100 Psi – 115000 , MPa – 790 20 %
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Inconel 600 8.47 g/cm3 1413 °C (2580 °F) Psi – 95,000 , MPa – 655 Psi – 45,000 , MPa – 310 40 %
Inconel 601 8.1 g/cm3 1411 °C (2571 °F) Psi – 80,000 , MPa – 550 Psi – 30,000 , MPa – 205 30 %
Inconel 625 8.4 g/cm3 1350 °C (2460 °F) Psi – 1,35,000 , MPa – 930 Psi – 75,000 , MPa – 517 42.5 %
Inconel 718 8.2 g/cm3 1350 °C (2460 °F) Psi – 1,35,000 , MPa – 930 Psi – 75,000 , MPa – 482 45 %
800 / 800H / 800HT 7.94 g/cm3 1385 °C (2525 °F) Psi – 75,000 , MPa – 520 Psi – 30,000 , MPa – 205 30 %
825 8.14 g/cm3 1400 °C (2550 °F) Psi – 80,000 , MPa – 550 Psi – 32,000 , MPa – 220 30 %
925 8.14 g/cm3 1343°C 650 300 30 %
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Hastelloy C22 8.69 g/cm3 1399 °C (2550 °F) Psi – 1,00,000 , MPa – 690 Psi – 45000 , MPa – 310 45 %
Hastelloy C276 8.89 g/cm3 1370 °C (2500 °F) Psi – 1,15,000 , MPa – 790 Psi – 52,000 , MPa – 355 40 %
Hastelloy B2 8.89 g/cm3 1370 °C (2500 °F) Psi – 1,15,000 , MPa – 790 Psi – 52,000 , MPa – 355 40 %
Hastelloy B3 9.2 g/cm3 1370 °C (2550 °F) Psi – 1,15,000 , MPa –760 Psi – 52,000 , MPa – 350 40%
Hastelloy X 8.22 g/cm³ 1355°C 655 MPa 240 MPa 35%
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Cupro Nickel 90/10 0.323 lb/in3 at 68 F 2260 F 50000 psi 20000 psi 30 %
Cupro Nickel 70/30 0.323 lb/in3 at 68 F 2260 F 50000 psi 20000 psi 30 %
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Alloy 20  8.1 g/cm3  1443 °C (2430 °F) Psi -80,000, MPa -551 Psi – 35,000, MPa – 241 30%