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1J79 precision alloy

质量稳定:实行全过程质量监控,细致入微,全方位检测

价格合理:高效内部成本控制,减少开支,让利客户

发货快捷:先进生产流水线,充足的备货,缩短了交货期

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1J79 (executive standard GB / T 15018-1994)

Chemical composition of 1J79:

alloy

%phosphorussulfurnickelmolybdenumcoppercarbonmanganesesiliconiron
1J79minimum

78.53.8

0.60 0.30more than
maximum0.0200.02080.54.10.200.031.100.50amount

Physical properties of 1J79:

density8.6 g/cm3
melting point1397-1427℃

1J79 annealed state, mechanical properties of the alloy at room temperature:

Alloy statetensile strength
σb (Mpa)
Elongation
A5 %

hardness

Hv

1J79≥560≥35≤205

This alloy has the following properties:

High saturation magnetic induction soft magnetic 1J79 iron nickel alloy is a kind of nickel alloy containing 79-80% of the total. It has high initial permeability, maximum permeability and low coercive force. 1J79 saturation magnetic induction strength is greater than 0.75T, initial permeability is greater than 25MH / m, maximum permeability is greater than 125mh / m, and coercive force is less than 2.4a/m

Metallographic structure of 1J79:

1J79 alloy is austenitic

The application fields of 1J79 include:

1. It is used to make pulse transformer, high sensitive relay, magnetic amplifier, magnetic regulator, current transformer, core for program-controlled telephone, step motor for electronic meter, high-precision ammeter, current resistance coil, magnetic shield, etc

Products of our company:

Finished products of cold and hot plate forging and hot rolling of wire rod and strip


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