Full Hard Galvalume Steel Sheet G550

    Full Hard Galvalume Steel Sheet G550 Standard: JIS G3321 / ASTM A792M / EN10215 Coating composition: 55% Al, 43.4% Zn, 1.6% Si Surface treatment: Chromate passivated, oiled, anti finger print, color resin covered. Alu-zinc coating: AZ30 to AZ150