... : 20-2000mm, Coil weight: 4-10 TON Galvanized steel coil, GI, hot dipped galvanized steel coil Standards: JIS G 3302, ASTM ... O. D: Max Φ 1500mm, Type of coating: Non-alloyed galvanized (GI)/Al-Si galvanized (GL), Zinc coating: 60G/M2-450G/M2 ...