... for aroplane fule and oil,parts for all kinds of sea and road equipment, cold stamping parts,cover for electric ... better strength than 5754Alloy with best prosperous future, used in boat, naval craft,viechle,high pressure storgae devices, refrigerating device, ... and anti-rust qualityFor transportation and construction project like high-speed boat, heavy-lift, roofing structure etc 7075-T6 Best high ...