| abstract |
The present invention relates to a kind of weatherability silicon steel sheet, its cross sectional shape is day font, it includes E type structure (5) and I type structure (4), described E type structure (5) is made up of a long limit (1) and three minor faces (2), it is characterized in that the long limit (1) of described E type structure is equal with the length of I type structure (4), silicon steel sheet surface-coated has weather resistant coatings.The present invention can well utilize material, good weatherability during producing cutting, does not results in waste. |