1211

Hot-rolled sheet steel, designed for magnetic circuits of electrical machines

Classification

Country Section Category
CIS, Russia, Ukraine Electrical steel Sulfur Electrotechnical Steel

Chemical composition

Standard Fe, % Si, %
GOST 21427.3-75 98.2–99.2 0.8–1.8

Information on suppliers

Physical characteristics

Temperature, °C ρ, kgm3 R106, Ωm
20 7800 250

Magnetic properties

Rolling Dimensions, mm P1.0/50, W/kg P1.5/50, W/kg B2500, T B5000, T B10000, T B30000, T
Sheet hot rolled. 1 5.8 13.4 1.53 1.63 1.76 2
Sheet hot rolled. 0.5 3.3 7.7 1.53 1.64 1.76 2

Standards

Standard Description
GOST 21427.3-75

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon

Description of physical characteristics

Parameter Units of measurement Description
ρ kgm3 The density of the material
R106 Ωm Electrical resistivity

Description of magnetic properties

Parameter Units of measurement Description
Dimensions mm
P1.0/50 W/kg Specific magnetic losses (no more) while the magnetic induction is 1.0 T and frequency is 50 Hz
P1.5/50 W/kg Specific magnetic losses (no more) while the magnetic induction is 1.5 T and frequency is 50 Hz
B2500 T Magnetic induction (not less) in a magnetic field while magnetic field strength is 2500 A/m
B5000 T Magnetic induction (not less) in a magnetic field while magnetic field strength is 5000 A/m
B10000 T Magnetic induction (not less) in a magnetic field while magnetic field strength is 10000 A/m
B30000 T Magnetic induction (not less) in a magnetic field while magnetic field strength is 30000 A/m