79NM (79НМ) Precision Alloy Manufacturer

79NM (79НМ) Precision Alloy

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Chemical Composition in % for Grade 79NM (79НМ)

Fe	C	Si	Mn	Ni	S	P	Mo	Ti	Al	Cu
13.73 - 16.8	≤0.03	0.3 - 0.5	0.6 - 1.1	78.5 - 80	≤0.02	≤0.02	3.8 - 4.1	≤0.15	≤0.15	≤0.2

Mechanical Properties under Т=20oС for Grade 79NM (79НМ)

Assortment	Tensile Strength	Yield Stress	Specific Elongation at Fracture
-	MPa	MPa	%
Band, GOST 10160-75	490	145	50
Band cold-worked , GOST 10160-75	1030	980	3

Brinell Hardness for 79NM (79НМ) Band GOST 10160-75: Brinell hardness 10^-1 = 210 MPa
Band GOST 10160-75: Brinell hardness 10^-1 = 120 MPa

Physical Properties for Grade 79NM (79НМ)

Test Temperature	Young Modulus 10^-5	Coefficient of Linear Expansion 10⁶	Density	Electrical Resistance 10⁹
Grade	MPa	1/Grade	kg/m³	Ohm·m
20	2.1		8600	550
100		10.5

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