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Home> Products> Precision Alloy> 1J79 Precision Alloy bar with High Magnetic Properties
1J79 Precision Alloy bar with High Magnetic Properties
1J79 Precision Alloy bar with High Magnetic Properties
1J79 Precision Alloy bar with High Magnetic Properties
1J79 Precision Alloy bar with High Magnetic Properties
1J79 Precision Alloy bar with High Magnetic Properties
1J79 Precision Alloy bar with High Magnetic Properties

1J79 Precision Alloy bar with High Magnetic Properties

Payment Type:L/C,T/T,Paypal

Incoterm:FOB,CFR,CIF,EXW,FCA

Transportation:Ocean,Land,Air,Express

Port:shanghai

Product Description
Product Attributes

BrandHDF

Supply Ability & Additional Information

Packagingstandard export packing, plastic film inside, wooden pallets outside , choose the suitable packing

Productivity20 metric tons per month

TransportationOcean,Land,Air,Express

Place of OriginChina

Supply Ability20 metric tons per month

CertificateISO9001

Portshanghai

Payment TypeL/C,T/T,Paypal

IncotermFOB,CFR,CIF,EXW,FCA

Packaging & Delivery
Selling Units:
Kilogram
Package Type:
standard export packing, plastic film inside, wooden pallets outside , choose the suitable packing
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3c9f7de7e34c944b2643735acd42806b
cdff500bd931c79846e1139cf5034880
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The 1J79 alloy is a soft magnetic alloy known for its excellent magnetic conductivity and low coercivity. It combines high magnetic permeability, electrical resistance, low coercivity, and minimal eddy current losses. It is composed primarily of nickel, iron, and small amounts of silicon, aluminum, and magnesium; it offers outstanding magnetic and mechanical properties.

This alloy stands out for its high electrical resistivity, typically around 10-7 Ω·m, ensuring low eddy current losses below 300KHz. It also boasts high magnetic and low coercivity, with maximum permeability exceeding 10,000. In terms of mechanical strength, the 1J79 alloy has a tensile strength of approximately 410MPa, a yield strength of about 240MPa, and an elongation rate of around 30%. These features are complemented by its excellent machinability and weldability.

CHEMICAL COMPONENT

Element C Si Mn P S Ni Cu Mo Fe
% ≤0.03 0.3-0.5 0.6-1.1 ≤0.02 ≤0.02 78.5-80.0 ≤0.20 3.80-4.10 Bal

PHYSICAL & MECHANICAL COMPOONENT

Density Tensile strength Yield strength Elongation
8.6 g/cm³ 560-1030 MPa 150-980 MPa 3-50%
 
APPLICATION AREAS
  1. Aviation: manufacturing aviation electrical components, electronic computers, missiles, satellites and other devices.
  2. Communications: manufacturing components for high-speed signal transmission and high-precision inductors.
  3. Electronics: used to make pulse transformers, high-sensitivity relays, magnetic amplifiers, magnetic regulators, current transformers, iron cores for programmable telephones, electronic watch stepper motors, high-precision electric meters, chokes, magnetic shielding, etc.
  4. Heat treatment industry: such as furnace rollers, bell furnaces and annealing furnaces.
  5. Chemical and petrochemical industries: use it to prepare new steam cracking crude furnaces for production, etc.
  6. Automation devices: such as catalytic support systems, spark plugs.
  7. Nuclear industry: use cleaning equipment, such as nuclear waste.
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