Alloy 68NM

Designation

Name	The value
Designation GOST Cyrillic	68НМ
Designation GOST Latin	68HM
Transliteration	68NM
By chemical elements	68NiCu

Description

Alloy 68NM used: for the manufacture of cores of magnetic amplifiers, switching choke, rectifier units, pulse and broadband transformers.

Note

The alloy exhibits an anisotropy of the magnetic properties and high magnetic permeability, for a unipolar magnetization, the saturation induction of at least 1.2−1.5 T. the Alloy with high values of permeability and induction of increments for a unipolar pulsed magnetization, having a magnetic texture.

Standards

Name	Code	Standards
Classification, nomenclature and General rules	В30	GOST 10160-75, GOST 10994-74
Bars and shapes	В32	TU 14-11-245-88

Chemical composition

Standard	C	S	P	Mn	Si	Ni	Fe	Mo
GOST 10994-74	≤0.03	≤0.02	≤0.02	0.4-0.8	≤0.3	67-69	Rest	1.5-2.5

Ni is the basis.