430FR is corrosion-resisting soft magnetic Fe-Cr alloy, which has high magnetic induction,low coercive force as well as high resistivity. It is mainly used as magnetic material in all kinds of electromagnetically operated valves in contact with corrosive medium as well as in the electro-hydraulic valve of aeroengine.
Forms: Bar/Rod

Description

This material is corrosion-resisting soft magnetic Fe-Cr alloy, which has high magnetic induction, low coercive force as well as high resistivity.

Application

It is mainly used as magnetic material in all kinds of electromagnetically operated valves in contact with corrosive medium as well as in the electro-hydraulic valve of aeroengine.

parameter

Chemical Composition (%)

C	Si	S	P	Mn	Cr	Ni	Ti	Fe
≤
0.03	0.15	0.3~0.7	0.02	0.3~0.7	17.0~18.5	0.5~0.7	0.3~0.7	Balance

Mechanical Property

Density/g/cm3	7.77
Curie Point/℃	670~700
Tensile Strength /MPa	400
Elongation(%)δ	37

Magnetic Property

Magnetic Induction Value in Different Magnetic Field Intensity				Coercivity，Hc
B240≥	Br240≤	B800≥	B3200≥	≤
0.9T	-	1.1T	1.25T	80

Size Range

Bar	Dia 8.0mm~Dia 32.0mm,length≤2000mm
	Dia 32.0mm~Dia60.0mm,length:≤1000mm

Condition: (With max tolerance) hot rolled,burnished,hot forging,peeled,turned