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|1. (WO2018001019) COLD-ROLLED LOW-DENSITY STEEL PLATE HAVING EXCELLENT PHOSPHORIZATION PERFORMANCE, AND MANUFACTURING METHOD THEREFOR|
|Applicants:||BAOSHAN IRON & STEEL CO., LTD.
|Title:||COLD-ROLLED LOW-DENSITY STEEL PLATE HAVING EXCELLENT PHOSPHORIZATION PERFORMANCE, AND MANUFACTURING METHOD THEREFOR|
A cold-rolled low-density steel plate having excellent phosphorization performance. An iron particle layer is disposed on the surface of the cold-rolled low-density steel plate, and dispersed iron particles exist in the iron particle layer. The cold-rolled low-density steel plate comprises 3.0% to 7.0% of Al element by mass percentage.