thick wall aluminum alloy pipe Grade: 5052 6061 6063 thickness:0.5-10mm out diameter: 15-210mm length: 6m or required thick wall aluminum alloy pipe type: straight, round size:as buyer's requriement grade:6061 6063 3003 7075 5052 application:air conditioning, refrigeration, heat exchanger, sanitary wareautomobiles parts, machinery, electric furance, decoration and chemical fields. Products: