MATERIALS

 

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Grain-Oriented Electrical Steel Fully Processed

 

MAGNETIC PROPERTIES

ASTM

Grade

AISI

Grade

Gauge

Core Loss PC [W/Lb]

 Parallel grain samples, stress relief anneal after shearing

[in]

[mm]

60Hz

50Hz

15KG

17KG

15KG

17KG

Typical

Maximum

Typical

Maximum

Maximum

Maximum

23G045

29 M3

0.009

0.23

0.40

0.45

0.60

0.70

0.34

0.53

27G051

29 M4

0.011

0.27

0.46

0.51

0.68

0.74

0.39

0.56

30G058

29 M5

0.012

0.30

0.52

0.58

0.75

0.83

0.44

0.63

35G066

29 M6

0.014

0.35

0.60

0.66

0.82

0.94

0.50

0.71

 

Typical MECHANICAL PROPERTIES in the rolling direction

Type

Density

[g/cc]

Tensile Strength

[psi]

Yield Strength

[psi]

Elongation

[% in 2 inches]

Rockwell

Hardness

ALL

7.65

50,000

47,000

10

85

 

Typical INSULATIVE CHARACTERISTICS as sheared

Condition

Surface Type

ASTM A-345

Surface Insulation Effectiveness

ASTM A-717

Stack Resistance or Interlaminar Resistivity

ASTM A-718

NF

Annealed

C-2

0.70 A and less

0.40 ohm mm2 / Lamination and higher

F2

Thermally Flattened

C-2

0.70 A and less

0.40 ohm mm2 / Lamination and higher

F5

Thermally Flattened

C-5 / C-2

0.30 A and less

1.00 ohm mm2 / Lamination and higher

PQ

Thermally Flattened

C-5

0.85 A and less

 

0.02 ohm mm2 / Lamination and higher