... , 1200, 1145, 3003, 3003-2, 491, 5052, The 3000 Series uses in every major industry.The standard is GB/T3880 ... 400mmWidth: 200mm-1,600mmZhejiang GKO Aluminum Co., Ltd. is a professional manufacturer that produces allkinds of aluminum sheet, aluminum strip ... reach the first grade level internationally.Also our company has a series of full automatic production lines of stretchbending, thickness cutting, ...