Steel door.New design! Reasonable price,Heat-transfer painting finishing, sound insulation, heat preservation,antith steel door Features: 1) Material: cold-rolled steel sheet, inside honeycomb 2) Thickness of door surface steel: 0.5mm~1.0mm3) Thickness of door leaf: 50mm~100mm4) Thickness of door frame: 1.0mm~1.8mm5) Frame outer dimensions (H x W): a) 2,050 x 960mm b) 2,050 x 860mm c) 2,050 x ...