Electromagnetic steel sheet component and method for manufacture thereof
A technology of electromagnetic steel sheet and manufacturing method, which is applied to electrical components, manufacturing tools, electromagnetic relays, etc., can solve the problems of insufficient weather resistance, easy to rust, etc., and achieve high magnetic permeability, low magnetic resistance, and sufficient magnetic properties. Effect
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[0073] An electrical steel sheet substrate with a thickness of about 1mm having the components shown in Table 1 was punched into a size of 5mm×20mm, and the surface was degreased and cleaned with a hydrocarbon detergent. Then, annealing was performed under the conditions shown in Table 2.
[0074] Table 1
[0075] Electromagnetic steel plate
Si
mn
Al
Ni
Cr
C
N
(ppm)
P
S
Fe
1
0.27
0.31
0.26
0.02
0.06
0.005
23
0.09
0
the remaining
2
0.99
0.22
0.28
0.01
0.03
0.002
16
0.03
0
the remaining
3
1.98
0.20
0.33
0.02
0.03
0.002
20
0.01
0
the remaining
4
3.01
0.19
1.10
0.01
0.03
0.003
10
0.00
0
the remaining
...
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