Coating Raw Material Coating Type Uncoated Zinc plated Raw Material Steel D1BD2LS3,2412130,385,3617160,56,4719180,58,4822200,7510,51026220,7513,01230281,017,01536321,021,01842361,025,02050421,028,02358481,631,02663521,637,03075601,6