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MATERIALS

Nickel

Alloy name/
Chemical (Wt%)
Symbol Density
[g/㎝3]
General Characteristics Application
Nickel Nickel 200
Ni:>99.0,Bal.
C:<0.15
(UNS N02200)
Ni-200 8.89
[8.89]
Wrought pure nickel with good mechanical properties and corrosion resistances. Workability is good in cold working. Production equipment for foods, caustic soda, chemicals, and synthetic fibers. Components for airplane, electrical and electronic parts.
Nickel 201
Ni:99%up
Bal.
C:<0.02
(UNS N02200)
Ni-201 8.89
[8.89]
Wrought nickel like pure Ni-200, but its low C% makes it superior in brittleness on/over 300℃. Also, it has a better workability for cold rolling. Same as Ni-200. Deep drawn parts. Explosive bonding clad materials.
Nickel for Electric Vacuum Tube
Ni:>99.0, Bal Mg:<0.10 (UNS N02205)
VNi 8.89 Wrought nickel like Nickel 200 but with chemical compositional adjustments to enhance performance in electrical and electronic applications. Anodes and grids of electronic valves, magnetostrictive transducers, lead wires, transistor housings, and battery cases.

Nickel-Chromium alloys

Alloy name/
Chemical(Wt%)
Symbol Density
[g/㎝3]
General Characteristics Application
Electrical Resistance Alloys Nichrome 1
Ni:78
Cr:20
Si:1.2
(UNS N06003)
NCH-1 8.43 This electrical resistance alloy has high mechanical strength at temperature up to 1100℃, without losing anti-oxidation, and does not become brittle after heating. Electrical resistors used for heating elements in electric household appliances and industrial equipment.
Nichrome 2
Ni:58.0
Cr:16.5
Fe:23.0
Si:1.2
(UNS N06004)
NCH-2 8.26 This electrical resistance alloy is a little inferior in strength to NCH-1. The highest operating temperature for use is about 1000℃. Heater elements for industrial and household electric appliances. Electrical resistors.
Heat Resistance Alloys Alloy 600
Ni:76.0
Cr:15.5
Fe:8.0
(UNS 06600)
I-600 8.47
[8.415]
Good resistance to oxidation at high temperature, excellent resistance to chloride-ion stress corrosion cracking, and high corrosion resistance against pure water and alkali. Manufacturing facilities for chemical and food industries. Heat exchangers. Heating devices and parts. Fixtures and support tools for heat treatments. Nuclear reactor parts. Electronic parts.
Alloy601
Ni:60.5
Cr:23.0
Fe:14.4
Al:1.4
(UNS 06601)
I-601 8.11
[8.415]
This alloy has especially high resistance to oxidation at high temperature. Resistance to other corrosions resistance and mechanical strength are also good at high temperature. Industrial heat furnace (support tools like muffles, retorts, baskets). Manufacturing facilities for petrochemical and other industries. Parts for gas turbines.
Alloy 625
Ni:61.0
Cr:21.5
Mo:9.0
Fe:2.5
Nb+Ta:3.6
(UNS 06625)
I-625 8.44
[8.442]
Solid solution hardening type Ni-Cr-Mo alloy with Nb added which has high strength without heat treatment. The creep strength at high temperature is especially good. Manufacturing facilities for chemical products. Pollution-control equipment. Facilities for nuclear reactors, aerospace industry and seawater desalination plants.
Alloy718
Ni:54.0
Cr:18.0
Mo:3.0
Fe:18.5
Ti:0.9
Al:0.5
Nb+Ta:5.1
(UNS N07718)
I-718 8.19
[8.19]
Precipitation hardening Ni alloy with high strength and corrosion resistance. Excellent creep rapture properties up to 700℃. In solution treated condition, weldability is excellent and post weld crack do not likely happen. Parts for gas turbines, rocket engines, airplanes, nuclear reactors. Pressure vessels. Heat-resistant springs. Fasteners. Tools for hot working.
Alloy X750
Ni:73.0
Cr:15.5
Fe7.0
Ti:2.5
Al:0.7
Nb+Ta:1.0
(UNS N07750)
I-X750 8.28 Precipitation hardening type Ni-Cr alloy with high corrosion resistance. Oxidation resistance, tensile and creep strength and settling resistance are high up to 700℃. Parts for gas turbines, rockets, airplanes, satellites, spacecrafts, nuclear reactors, nuclear fuel spacer and springs. Tools for hot working.
Alloy 800
Ni:32.5
Cr:21.0
Fe:45.0
C:0.04
(UNS N08800)
I-800 7.94
[7.944]
Excellent creep strength and resistance to oxidation and carburization at high temperature atmosphere. Excellent workability and good corrosion resistance under wet environment. Outer cylinders for sheath heaters. Heat exchangers, pipes for chemical and petrochemical industries. Carburizing equipment. Nuclear steam-generator turbines.
Alloy 800HT(800H)
Ni:32.5
Cr:21.0
Fe:45.0
C:0.08
Al+Ti:1
(800HT: UNS N08811)
(800H: UNS N08810)
I-800HT
 (800H)
7.94
[7.944]
Same basic chemical composition as I-800, and with control of carbon, aluminum, and titanium contents in conjunction with a high-temperature annealing, this alloy has excellent creep strength. Heat exchangers, pipes and components for reactors and cracking facilities used in chemical and petrochemical industries. Super-heaters and reheaters for power plants. Heat furnace. Heat treatments facilities.
Alloy X
Ni:47.5
Cr:21.8
Mo:9.0
Fe18.5
Co1.5
W:0.6
(UNS N06002)
H-X 8.23
[8.23]
Solid solution hardening type Ni-Cr alloy which has good strength and oxidation resistance at high temperature up to 1200℃. Workability is good in solution treated condition, even though the strength is high. Gas-turbine parts. Heat furnace parts. Heat treatment facilities. Nuclear facilities.
Alloy 80A
Ni:76.0
Cr:19.5
Ti:2.4
Al:1.4
(UNS N07080)
N-80A 8.19 Precipitation hardening type Ni-Cr alloy which has high corrosion and oxidation resistance, and excellent creep-rupture properties at high temperature up to 815℃. Exhaust valves in internal combustion engines for ship and other purpose. Gas-turbine parts (blades, rings, discs).
660 Stainless Steel
Ni:25.5
Cr:15.0
Mo:1.3
Fe:54
Ti:2.15
V:0.30
B:0.005
(UNS S66286)
SUH660 7.94 Austenitic precipitation hardening type alloy widely used as high strength steel at high temperature. Especially targeted for aircraft’s high-quality parts. Various parts for industrial turbines (blades, shafts, after-burners, springs, especially heat-resistant fasteners). Aircraft engines.
Corrosion Resistance Alloys Alloy 825
Ni:42.0
Cr:21.5
Mo:2.2
Fe:30.0
 Cu:2.2
Ti:0.9
(UNS N08825)
I-825 8.14
[8.138]
Excellent resistance to both reducing and oxidizing acids, especially sulfuric and phosphoric acid, to stress-corrosion cracking, and to localized attack such as pitting and crevice corrosion. Facilities for chemical industry. Pollution control. Manufacturing equipment of acid. facilities for pickling, nuclear fuel reprocessing. Pipes for oil and gas fields. Components of marine plants.
Alloy 20Cb3
Ni:35.0
Cr:20.0
Mo:2.5
Fe:37.0
Cu:3.5
Nb+Ta:0.6
(UNS N08020)
C-20Cb3 8.05 Ni-Fe-Cr corrosion resistance alloy with Cu, Mo and Nb added. Good resistance to general corrosion, pitting, crevice corrosion and intergranular corrosion in solution with a variety of acids. Chemical and petrochemical manufacturing facilities, equipment and parts. (tanks, heat exchangers, pipes, pumps, bulbs).
Alloy B-2
Ni:Bal
Cr:1.0
Mo:28.0
Fe:2.0
Co:1.0
Si:0.1 MAX
Mn:1.0 MAX
C:0.02 MAX
(UNS N10665)
HB-2 9.22 This alloy had been developed for hydrochloric acid atmosphere and has good resistance for hydrochloric acid at all concentration and temperatures up to the boiling point. Also, it resists to sulfuric acid, phosphoric acid, hydrofluoric acid and acetic acid. Petrochemical towers, tanks, heat exchangers and pipes. Manufacturing equipment of lactic acid and ammonium sulfate. Sulfur solution tanks. Corrosion resistant material for hydrochloric acid, sulfuric acid, phosphoric acid and hydrofluoric acid. Cylinder screws for forming fluorocarbon resins.
Alloy C-276
Ni:57.0
Cr:15.5
Mo:16.0
Fe:6.0
W:4.0
V:0.3
C:0.01
(UNS N10276)
HC-276 8.89
[8.87]
Having excellent corrosion resistance in a wide range of severe corrosion environments. Having good weldability. The welded part does not require heat treatment. Corrosion resistance of the welded area is also good. Pollution control. Flue gas desulfurization (FGD) system. Facilities for chemical industry, paper manufacturing industry and waste treatment industry.
Alloy C-22
Ni:57.0
Cr:20.5
Mo:14.2
Fe2.3
 W:3.2
V:0.25
C:0.01
(UNS N06022)
HC-22
I-622
8.61
[8.69]
Ni-Cr-Mo alloy added W has excellent resistance to variety of both reduction and oxidation corrosion environments. Pharmaceutical manufacturing facilities. Flue gas desulfurization (FGD)system. Hazardous waste incineration plants. Bleaching facilities for paper manufacturing industry. Radioactive waste treatment industry.
Alloy 686
Ni:57.5
Cr:20.5
Mo:16.3
Fe:1.0
W:3.9
C:0.01
(UNS N06686)
I-686 8.6
[8.69]
Ni-Cr-Mo corrosion resistance alloy with W added. This alloy has supreme corrosion resistance to various corrosion environments. Pharmaceutical manufacturing facilities. Flue gas desulfurization and denitrification (FGD)system.

Nickel-Copper alloys

  Alloy name/
Chemical(Wt%)
Symbol Density
[g/㎝3]
General Characteristics Application
Nickel-Copper Alloys (Electrical resistance and Corrosion resistance alloys) Constantan
Ni:43.0
Cu:55.0
CN-49 8.9 Electrical resistance alloy for compensating lead wires and cryogenic thermocouples with electrical resistivity of 49μΩ・cm and having low temperature coefficient. Thermocouple wires and compensation lead wires for low temperature.
Alloy 400
Ni:66.5
Cu:31.5
Fe:1.2
(UNS N04400)
M-400
Monel-400
8.80
[8.83]
This alloy is one of the most widely used nickel alloys since a long time ago. This Ni-Cu alloy has high strength with good machinability, and excellent corrosion resistance in a wide range of environments such as in sea water, acid and alkali. Covering materials for marine structures. Equipment for seawater desalination, salt and oil refining plants. Parts for ship. Heat exchanger. Valves and pump for seawater desalination plants and chemical plants.
Alloy K-500
Ni:65.5
Cu:29.5
Fe:1.0
Al:2.7
Ti:0.6
(UNS N05500)
M-K500
Monel-K500
8.44 A precipitation-hardening type Ni-Cu alloy that combines the corrosion resistance of Monel 400 with higher strength and hardness. Low permeability, nonmagnetic even under -100℃. Equipment and parts used for the same application with Monel 400 with higher strength. Oil drilling tools. Non-magnetic high strength parts. Revolving shafts of corrosion resistance valves and pumps. Fasteners. Corrosion resistance springs.
Cu70-Ni30-alloy
Ni:30.0
Cu:68.0
Fe:0.7
(UNS C71500)
7:3 8.91 Excellent corrosion resistance and anti-biofouling in seawater. Good fatigue strength, thermal conductivity and weldability. Concentration pipes, evaporators and heat exchangers for desalinization plants. Seawater transport pipes and fittings.
Cu90-Ni10-alloy
Ni:10.0
Cu:87.0
Fe:1.0
(UNS C70600)
9:1 8.93 As well as Cu70-Ni30-alloy, excellent corrosion resistance in seawater. Good thermal conductivity and weldability. Anti-biofouling quality in seawater is even better. The same application with Cu-70Ni-30-alloy. Parts immersed in seawater.

Nickel-Iron alloys

  Alloy name/
Chemical(Wt%)
Symbol Density
[g/㎝3]
General Characteristics Application
Nickel Iron alloys (Magnetic Low Expansion Alloys) Ni45%-Fe Permalloy
Ni:45.0
Fe:54.0
PB
High perm 49
Supra 50
8.25 Ni-Fe soft magnetic metal which has high saturation magnetic flux density, and low coercivity. This metal is used for various electronic equipment like core, magnetic shields. Solenoid cores. Movable pieces. Stepping motor cores. Watch parts. Electromagnetic shields.
Ni78%-Fe Permalloy
Ni:77.0
Fe:13.5
Cu:5.0
Mo:4.2
PC
Mumetal
8.77 The most widely used soft magnetic alloy which consists of Ni-Fe-Cu-Mo. This alloy has high initial permeability, and very low coercivity. Cores for tape recorder, heads, motor cases. Magnetic shields. Troidal cores for electric leakage alarms. Magnetic amplifiers.
Alloy 42
Ni:42.0
Fe:57.0
(UNS K94100)
42Ni-Fe 8.22 This metal has constantly low thermal expansion coefficient in a range from room temperature up to about 350℃. Often used for sealing with various type of glass. 42Ni-Fe becomes dumet wires by Cu coating. IC lead frames. Dumet wires for light bulbs, fluorescent lights, cathode-ray tubes (CRT).
KOVAR KOV 8.25 The thermal expansion coefficient up to its transition point is close to borosilicate glass and aluminum oxide ceramics. By using the material as sealing, it prevents the sealing spot from heat cracking. IC lead frames. high-power transmitting parts. Lead caps for transistor. Quartz oscillator case. Parts of flash bulbs for cameras.
Alloy 36
Ni:36.5
Fe:62.0
(UNS K93601)
Invar
FN-36
8.24 The thermal expansion coefficient is very low in a range from very low temperature to about 260℃. There are almost no dimensional changes in a normal temperature. LNG tank. Transportation facilities. Vaporization facilities. Thermostat. Bimetal bonded plates. Measuring devices. Components for laser facilities. Components of cavity resonator.
Alloy 315
Ni:32.0
Fe:63.0
Co:4.0
Super Invar
FN-315
8.35 The thermal expansion coefficient in near normal temperature is lower than FN-36 by replacing a part of Ni with Co. Its strength is a little better than FN-36. Applied to uses which require even lower coefficient of thermal expansion than FN-36. Especially, parts for satellites, precision measuring devices.

Titanium

Alloy name/Chemical(Wt%) Density
[g/㎝3]
General Characteristics and application
Pure Titanium JIS Grade 1
Ni:<0.05
H:<0.013
Fe:<0.20
O:<0.15
Ti: bal.
4.51 Excellent formability and corrosion resistance even in seawater.
Application: Equipment for chemical industry, oil refining plants and paper manufacturing industry.
JIS Grade 2
Ni:<0.05
H:<0.013
Fe:<0.25
O:<0.20
Ti: bal.
JIS Grade 3
Ni:<0.07
H:<0.013
Fe:<0.30
O:<0.30
Ti: bal.
Pure Titanium Corrosion resistance JIS Grade 11
Ni:<0.03
H:<0.010
Fe:<0.05
O:<0.10
Pd:0.12~0.20
Ti: bal.
4.52 Excellent in corrosion resistance, especially crevice corrosion.
Application: Chemical plants. Petrochemical plants. Pulp and paper making plants.
JIS Grade 12
Ni:<0.03
H:<0.010
Fe:<0.05
O:<0.15
Pd:0.12~0.20
Ti: bal.
JIS Grade 13
Ni:<0.03
H:<0.010
Fe:<0.05
O:<0.30
Pd:0.12~0.20
Ti: bal.
Titanium alloys JIS Grade 60
Ni:<0.05
C:<0.1
H:<0.0125
Fe:<0.3
O:<0.2
Al:5.5~6.75
V:3.5~4.5
Ti:bal.
4.43 High tensile and superior corrosion resistance, used in chemical industries, machinery industries and transportation equipment’s structural materials.
Application: Large steam turbine blades. Screws for vessels. Parts for automobile.
JIS Grade 60E
Ni:<0.05
H:<0.0125
Fe:<0.25
O:<0.13
Al:5.5~6.5
V:3.5~4.5
Ti: bal.
Structural materials which have high strength, superior corrosion resistance and toughness up to very low temperature used in low or very low temperature environments.
Application: Hulls of deep-sea research vessel. Cases for cryostats. Artificial bones.

Rare Metal

Alloy name/Chemical(Wt%) Density
[g/㎝3]
General Characteristics
Zirconium
(Zr 702 etc.)
Zr+Hf:>99.2
 Hf:<4.5〉
6.5 Excellent in corrosion resistance, especially acid and alkali. Better machinability and cost-performance than alloy B-2. High ignitability and good getter. Narrow neutron absorption cross section.
Molybdenum(Mo)
Mo:>99.9
10.2 Excellent in heat resistance. Workability is inferior to Ta or Nb, but cheaper than them. Melted Mo is high purity. Good corrosion resistance, and it resists to hydrochloric acid and molten metals (Zn, Al, Na etc.).
Tantalum(Ta)
Ta:>99.8
16.62 Acid resistance is very high second to Pt, better than Nb and resist aqua regia, high temperature concentrated sulfuric acid and concentrated hydrochloric acid. Good in high temperature strength and conductivity. High chemical attraction for oxygen and nitrogen. Good in getter.
Tungsten(W)
W:>99.95 (#1)
W:>99.9 (#2)

19.3 The highest melting point among all metals and good in high temperature strength. It can be used up to 3000℃ in vacuum or reducing atmosphere. Excellent in tensile strength and hardness. High chemical resistance and the highest metallic non-toxicity.

Magnet

Alloy name General Characteristics Application
Ferrite Magnet Oxide magnets made by powder-metallurgy processing with high coercivity and lightness, low cost and most popularly used magnet. DC motor. Speaker.
Rare earth samarium cobalt magnet (SmCo5) Rare earth magnet, strong permanent magnet, having maximum energy products (BHmax). Usable at high temperature environment. Small motor. Sensor. Pick-up.
Rare earth neodymium boron The strongest type of magnet with high coercivity, materials are easier to get than SmCo5 magnet. Computer. Medical equipment (MRI). Electronic motor.
Alnico magnet Excellent in high magnetic flux density and temperature property. This cast magnet can be used in high and low temperature. Meter. Measuring tool. Sensor.

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