27KKH Magnetically Soft Precision Alloy

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Chemical Composition in % for Grade 27KKH

C	Si	Mn	Ni	S	P	Cr	Co	Fe
≤0.04	≤0.25	0.2 - 0.4	≤0.3	≤0.015	≤0.015	0.3 - 0.6	26.5 - 28	Bal

Mechanical Properties under Т=20oС for Grade 27KKH

Assortment	Tensile Strength	Yield Stress	Specific Elongation at Fracture
-	MPa	MPa	%
Band, GOST 10160-75	590	295	20
Band cold-worked, GOST 10160-75	1080		2

Physical Properties for Grade 27KKH

Test Temperature	Young Modulus 10-5	Coefficient of Linear Expansion 106	Density	Electrical Resistance 109
Grade	MPa	1/Grade	kg/m3	Ohm·m
20	2.2		7980	200
100		10.7

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