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Precision alloys

Precision alloys. Brief grade guide

Name Second name Field of utilization GOST, TR
27KH - Stators, rotors of electric machines that are exploited at a normal and high temperature. Cold-working strips, hot-working plates, hot-rolled and hammered bars. Alloys with a high saturation induction. 10 160−75, 10 994−74
NiCo29−18
Kovar Alloys that have a coefficient of thermal expansion, vacuum-tight junction point that operates with glasses of details of communications-electronics equipment, cold rolled strips, hot-working plates, wire, hot-working, hammered bars. Alloys with average and low TCLE. 14 082−78
32NK - Work-down items, elements of irregular shape, length gages of dashed lines, hot-rolled, hammered bars.
Metals with low and minimal TCLE.
14−131−493−80, 14−1-4422−88
32NKD Superinvar Details of the highest precision that need a stability of measures in a temperature ratio. Cold working strips, hot-rolled plates, hot-rolled and hammered bars. Alloys with low and minimal TCLE. 14 082−78
Invar 36

Ni36 Sheets, bars for elements with permanent sizes at sudden temperature variations. Cold working strips, hot-rolled plates, hot-rolled and hammered bars. Invar has a minamal TCLE. 10 994−74, 14 082−78
36KNM, 36NKMP Permalloy Magnetic circuit of various controlling system of electromagnets and moorings in a sea water. Hot-working, hammered bars. Alloys with a high corrosion resistance. 10 160−75, 10 994−74
Elinvar
-
Details and transmitters operating at a temperature not exceeding 250 C. Cold-working strip, hot-rolled plates, wire, hot-working, hammered bars. Nonmagnetic, corrosion-resistant alloys. GOST 10 994−74, 14 119−85
Elinvar +5Mo




- Details and transmitters operating at a temperature not exceeding 350 C. Cold-working strip, hot-rolled plates, wire, hot-working, hammered bars. Nonmagnetic, corrosion-resistant alloys.  
Elinvar +8Mo - Details and transmitters operating at a temperature not exceeding 400 C. Cold-working strip, hot-rolled plates, wire, hot-rolled, hammered bars. Nonmagnetic, corrosion-resistant alloys.  
38NKD - Vacuum-tight junction points with sapphire, glass. Cold rolled strips, hot-working plates, hot-working and hammered bars. Alloys with average and low TCLE. 14 082−78, 10 994−74
40KHNM - Watch springs for winding devices and cylindrical helical springs, that are exploited at a temperature not more than 400° С, center punches for electrical measuring instruments, surgical instruments. Cold-rolled strip and wire. Nonmagnetic, corrosion-resistant alloys. 10 994−74
40HNU

- Hot-working, hammered bars. Nonmagnetic, corrosion-resistant alloys.  
40N, 42N, N42 - Vacuum-tube equipment. Cold-working strips, hot-rolled plates, hot-rolled, hammered bars. Alloys with average and low TCLE. 14 082−78
Ni-Span C902 42Ni-5.5Cr-2Ti-Al-Fe Cold working strips, hot-working plates, hot-working and hammered bars. Metals with permanent and low module of elasticity.  
Ni-Span C902 - Cold rolled strips, hot-working plates, hot-rolled and hammered bars. Alloys with permanent and low module of elasticity.  
45N - Cold-working strips, hot-working plates, hot-working and hammered bars. Alloys with a high magnetic inductivity, excessive saturation induction.  
45NHT - Cold rolled strips, hot-working plates, hot-working, hammered bars. Metals with permanent and low module of elasticity. Manufacture of resonators of electromechanical systems. 14 -3074−80
47ND - Soldering with a soft glass, for enclosed contact elements, for junction with mica and ceramic. Cold-working strips, hot-rolled plates, hot-working and hammered bars. Metals with average and low TCLE. 14 082−78
47NHP - Wire, cold-rolled strips. Metals with average and low TCLE.  
49KF - Pole tips, core pieces, magnets, magnet units. Cold-working strips, hot-working plates, hot-working, hammered bars. Alloys with average and low TCLE. 10 160−75, 10 994−74
49K2F Permendur Pole tips, core pieces, magnets, magnet units. Cold rolled strips, hot-working plates, hot-working, hammered bars. Alloys with average and low TCLE. 14 -1185−75
NiFe50 Permalloy Soft-magnetic alloy. Magnet units, compact interstage power transformers, chokes, relays etc. 10 160−75
NiFe50 Permalloy Magnet units of transductors, rectifiers, commutating inductors. Metals that have rectangular hysteresis loop. Cold-rolled strips. 14−1-841−73
50NHS Permalloy

Magnet units of pulsing transformers.

Cold-working strips, hot-working plates, hot-rolled, hammered bars. Metals with a high magnetic transmissivity and high specific real resistance.

14−131−722−89
52N - Cold-rolled strips, hot-working sheets, wire. Alloys with average and low TCLE.  
56DGNH - Hot-working, hammered bars. Nonmagnetic alloys with assigned TCLE.  
68NHWKTJU,

Permalloy Sensitive elastic members that are exploited at a temperature of -196°С + 500 °C. Cold-working strips, hot-working plates, hot-rolled and hammered bars. Nonmagnetic, corrosion-resistant metals. 14−1-4470−88
79NM Permalloy Soft-magnetic alloy for magnet units, compact inter-stage power transformers, chokes, relays etc. 10 160−75
80NM - Cold rolled strips, hot-working sheets, hot-working and hammered bars. Alloys with the highest permeability of low fields.  
80NMW

- Cold-working strips and sheets. Nonmagnetic metals with assigned TCLE.  
80NHS Permalloy Soft-magnetic metals for magnet units of magnetic heads. Cold working strips, hot-working plates, hot-rolled and hammered bars. Alloys with the highest permeability of low fields. 10 160−75

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