Carpenter HyMu "80"® Electronic Alloy, Strip, After Process Anneal

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Carpenter HyMu "80"® Electronic Alloy, Strip, After Process Anneal
Categories:	Metal; Electronic/Magnetic Alloy; Nonferrous Metal; Nickel Alloy
Material Notes:	Data provided by Carpenter Technology Corporation. Carpenter HyMu “80” ® alloy is an unoriented, 80% nickel-iron-molybdenum alloy which offers extremely high initial permeability as well as maximum permeability with minimum hysteresis loss. Carpenter HyMu “80” alloy has been used primarily in transformer cores, tape wound toroids and laminations where compactness and weight factors are important. It has also been used for shielding to protect electrical components from stray magnetic fields. HyMu "80"® is a registered trademark of Carpenter Technology Corporation.
Key Words:	MIL-N-14411 B (MR); ASTM A-753-78
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Physical Properties	Metric	English	Comments

Density	8.74 g/cc	0.316 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell B	85	85
Tensile Strength, Ultimate	676 MPa	98000 psi
Tensile Strength, Yield	262 MPa	38000 psi	Offset not specified
Elongation at Break	38 %	38 %
Modulus of Elasticity	217 GPa	31500 ksi	Bar
Izod Impact	115 J	84.8 ft-lb	Bar

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000580 ohm-cm	0.0000580 ohm-cm	Temp Coefficient 0.0011/ºC (-17.8-449ºC)
Curie Temperature	460 °C	860 °F

Thermal Properties	Metric	English	Comments
CTE, linear	12.0 µm/m-°C @Temperature 25.0 - 300 °C	6.67 µin/in-°F @Temperature 77.0 - 572 °F
	12.3 µm/m-°C @Temperature 25.0 - 50.0 °C	6.83 µin/in-°F @Temperature 77.0 - 122 °F
Specific Heat Capacity	0.494 J/g-°C	0.118 BTU/lb-°F
Thermal Conductivity	34.6 W/m-K	240 BTU-in/hr-ft²-°F
Melting Point	1454 °C	2649 °F
Solidus	1454 °C	2649 °F	Melting Point
Liquidus	1454 °C	2649 °F	Melting Point

Component Elements Properties	Metric	English	Comments
Carbon, C	0.020 %	0.020 %
Iron, Fe	15 %	15 %	as remainder
Manganese, Mn	0.50 %	0.50 %
Molybdenum, Mo	4.2 %	4.2 %
Nickel, Ni	80 %	80 %
Silicon, Si	0.35 %	0.35 %

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NCARE5 / 15755

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