Electrical steel sheet
An electrical steel sheet includes: a specific chemical composition; a crystal grain diameter of 20 μm to 300 μm; and a texture satisfying Expression 1, Expression 2, and Expression 3 when the accumulation degree of the (001)[100] orientation is represented as I Cube and the accumulation degree of the (011)[100] orientation is represented as I Goss . I Goss +I Cube ≥10.5 Expression 1 I Goss /I Cube ≥0.50 Expression 2 I Cube ≥2.5 Expression 3
1. An electrical steel sheet, comprising:
a chemical composition represented by, in mass %:
C: 0.010% or less;
Si; 1.30% to 3.50%;
Al: 0.0000% to 1.6000%;
Mn: 0.01% to 3.00%;
S: 0.0100% or less;
N: 0.010% or less;
P: 0.000% to 0.150%;
Sn: 0.000% to 0.150%;
Sb: 0.000% to 0.150%;
Cr: 0.000% to 1.000%;
Cu: 0.000% to 1.000%;
Ni: 0.000% to 1.000%;
Ti: 0.010% or less;
V: 0.010% or less;
Nb: 0.010% or less; and
balance comprising Fe and impurities;
a crystal grain diameter of 20 μm to 300 μM; and
a texture satisfying Expression 1, Expression 2, and Expression 3 when the accumulation degree of the (001)[100] orientation is represented as I Cube and the accumulation degree of the (011)[100] orientation is represented as I Goss ,
I Goss +I Cube ≥10.5 Expression 1
I Goss /I Cube ≥0.50 Expression 2
I Cube ≥2.5 Expression 3.
2. The electrical steel sheet according to claim 1 , wherein the texture satisfies Expression 4, Expression 5, and Expression 6,
I Goss +I Cube ≥10.7 Expression 4
I Goss /I Cube ≥0.52 Expression 5
I Cube ≥2.7 Expression 6.
3. The electrical steel sheet according to claim 2 , further comprising:
a magnetic property satisfying Expression 7 and Expression 8 when a saturation magnetic flux density is represented as Bs, a magnetic flux density in a rolling direction at being magnetized by a magnetizing force of 5000 A/m is represented as B50L, and a magnetic flux density in a direction perpendicular to the rolling direction and a sheet thickness direction at being magnetized by a magnetizing force of 5000 A/m is represented as B50C,
B 50 C/Bs≥ 0.790 Expression 7
( B 50 L−B 50 C )/ Bs≥ 0.070 Expression 8.
4. The electrical steel sheet according to claim 3 , wherein the magnetic property satisfies Expression 9,
( B 50 L−B 50 C )/ Bs≥ 0.075 Expression 9.
5. The electrical steel sheet according to claim 4 , wherein the magnetic property satisfies Expression 10,
B 50 C/Bs≤ 0.825 Expression 10.
6. The electrical steel sheet according to claim 1 , wherein in the chemical composition,
P: 0.001% to 0.150%,
Sn: 0.001% to 0.150%, or
Sb: 0.001% to 0.150%, or any combination thereof is satisfied.
7. The electrical steel sheet according to claim 6 , wherein in the chemical composition,
Cr: 0.005% to 1.000%,
Cu: 0.005% to 1.000%, or
Ni: 0.005% to 1.000%, or any combination thereof is satisfied.
8. The electrical steel sheet according to claim 1 , wherein a thickness thereof is 0.10 mm to 0.50 mm.