Precision Soft Magnetic Alloy (1J22, 1J50, 1J79, 1J85)

• Type: Alloy
• Standard: AISI, ASTM, DIN, JIS, GB, BS
• Technique: Hot Rolled
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
• Application: Industrial
• Powder: Not Powder
• Model NO.: XD-1J22 1J79
• Transport Package: Wooden
• Origin: Jiangsu, China
• HS Code: 7409900000
• Production Capacity: 600tons/Month

Product Description

Precision Alloys have special physical and mechanical properties, and are extensively applied in the key elements and devices of precision motor, electric appliance, instruments and meters, telecommunication equipments, and precision machines.

According to the application and specialties, precision alloys are split into hard magnetic alloy, magnetically soft alloy, elastic alloy, expansion alloy, thermo bimetal, resistance alloy, thermocouple alloy, electric conduction alloy, electric contact alloy, shape memory alloy, superconducting alloy and so on.

1. Description
Soft Magnetic Alloy is one kind of alloy with high permeability  and low coercivity in weak magnetic field. This kind of alloy is widely used in radio electronics industry, precision instruments, remote control and automatic control system, generally, it is mainly used in energy conversion and information processing. 
1J22
 
Chemical Content(%) 

Mn	Ni	V	C	Si	P	S	Fe	Co
0.21	0.2	1.3	0.01	0.19	0.004	0.003	Bal	50.6

 
Mechanical Properties

Density	8.2 g/cm3
Thermal Expansion Coefficient (20~100ºC)	8.5*10-6/ºC
Curie Point	980 ºC
Volume Resistivity (20ºC)	40 μΩ.cm
Saturation Magnetic Stricture Coefficient	60~100 *10-6
Coercive Force	128 A/m
Magnetic induction strength in different magnetic field
B400	1.6
B800	1.8
B1600	2.0
B2400	2.1
B4000	2.15
B8000	2.2

 
2. Usage 
It is used in electro-magnet pole, end welded pipe in magnetron, earphone diaphragm, torque motor rotor transducer ferrite core.
3. Features  
It has a high saturation magnetic induction and high-magnetostriction coefficient.
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