... experience. We will check all the size according to drawings to make sure the quality of the products. ... 6011, 6061, 6063, 6082, 7003, 7005, 7075.DimensionsAccording to customer’s drawingSurface treatmentbrushing, sand blasting, polishing, powder coating, electrophoresis, ... acceptable for us. We are sincerely expecting to cooperate with you. custom made large diameter aluminum turning pipe/ shaped ...