GOST precision alloys

Brief marochnik of precision steels and precision alloys

Designation	Or	Application area	GOST, TU
EP685	27KH	Stators, rotors of electric machines, operated at a high and ordinary temperature. Cold-rolled strips, hot-rolled sheets, hot-rolled, forged rods. Alloys with high saturation induction	10160−75, 10994−74
	29KN, 29NK-vi	Alloys that have a coefficient of temperature expansion, which provides vacuum-tight junctions, cold rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods with the glasses of electronic electronic equipment components. Alloys with medium and low TKLR	14082−78
EP475vi, silt	32NK, 32KN-VI	For polished products, elements of complex shape, measures of length dashed, hot-rolled, forged bars. Alloys with a low or minimum TCLP	14−131−493−80, 14−1-4422−88
EI630A, superinvar	32KKD	The details of the highest precision instruments, which require constant dimensions in the temperature range. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with a low or minimum TCL.	14082−78
Н33К17, ЭП139	33 CN	For interaction with mica, glass and ceramics.	14082−78
Invar	36H, 36H-vi	Sheets and circles for elements with constant dimensions under sudden temperature changes. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with a low or minimum TCL.	10994−74, 14082−78
permalloy	36KNM, 36KMP	Magnetic cores of a different control system for electromagnets and anchors in sea water. Hot-rolled, forged rods. Alloys with high corrosion resistance.	10160−75, 10994−74
36НХТЮ-ви, ЭИ702, элинвар	36NXTU	For parts and sensors operated at temperatures not higher than 250 ° C. Cold rolled strips, hot rolled sheets, wire, hot rolled, forged bars. Non-magnetic corrosion-resistant alloys.	GOST 10994−74, 14119−85
EP51	36НХТЮ5М	For parts and sensors operated at temperatures not higher than 350 ° C. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged bars. Non-magnetic corrosion-resistant alloys.
EP52	36НХТЮ8М	For parts and sensors operated at temperatures not exceeding 400 ° C. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged bars. Non-magnetic corrosion-resistant alloys.
	38KKD	Vacuum-tight junctions with sapphire, glass. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with medium and low TKLR	14082−78, 10994−74
EI995	40KHNM	Clock springs for plant mechanisms, cylindrical coil springs, operated at a temperature of no more than 400 ° C, cores for electrical measuring instruments, surgical instruments. Cold-rolled tape, wire. Non-magnetic corrosion-resistant alloys.	10994−74
	40ХНЮ-ВИ	Hot-rolled, forged rods. Non-magnetic corrosion-resistant alloys.
40H, 42H, H42, Feni	42H, 42H-vi	In the electrovacuum technique. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with medium and low TKLR	14082−78
	42NХТЮ	Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with a constant and low modulus of elasticity.
	44NXTU	Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with a constant and low modulus of elasticity.
	45H	Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with magnetic high permeability, increased saturation induction
EP218	45NHT	Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with a constant and low modulus of elasticity. For the production of resonators electromechanical. Systems.	14−1-3074−80
	47ND	When soldering with soft glass, for hermetic contacts, for connections with mica and ceramics. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with medium and low TKLR	14082−78
	47 НХР	Wire, cold rolled tapes. Alloys with medium and low TKLR
	49KF	For pole pieces and cores, magnets and solenoids. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with medium and low TKLR	10160−75, 10994−74
EP207, Permendur	49K2 °F, 49K2FA-VI	For pole pieces and cores, magnets and solenoids. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with medium and low TKLR	14−1-1185−75
50Н, ЭИ676, ЭИ467, permalloy	50H	The alloy is magnetically soft for cores of small-sized, inter-lamp power transformers, chokes, relays, etc.	10160−75
permalloy	50NP	The cores of magnetic amplifiers, rectifiers, commuting chokes. Alloys having a rectangular hysteresis loop. Tapes cold-rolled.	14−1-841−73
permalloy	50NHS	Cores of pulse transformers. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with magnetic high permeability and specific high electrical resistivity.	14−131−722−89
	52H	Cold-rolled strips, hot-rolled sheets, wire. Alloys with medium and low TKLR.
	56DGNH	Hot-rolled, forged rods. Non-magnetic alloys with given TKLRs
EP578, EP578-vi, permalloy	68НХВКТЮ, 68НХВКТЮ-ВИ	Sensitive elastic elements operated at a temperature of -196 ° С + 500 ° С. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Non-magnetic corrosion-resistant alloys	14−1-4470−88
permalloy	79NM	The alloy is magnetically soft for small-sized cores of transformers, chokes and relays.	10160−75
	80NM	Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with magnetic highest permeability of weak fields.
	80NMW-VI	Cold rolled strips, sheets. Non-magnetic alloys with given TKLRs
permalloy	80HXS	The alloy is magnetically soft for the cores of magnetic heads. Cold-rolled strips, hot-rolled sheets, wire, hot-rolled, forged rods. Alloys with magnetic highest permeability of weak fields.	10160−75