New, Round bar. if you are looking for surplus material you came to right place. We also other size rounds, squares & tubing available in other grades. You are buying a 12″ piece in this listing.
Aluminum 7075 is a high-strength material used for highly stressed structural parts such as aircraft fittings, gears and shafts, fuse parts, meter shafts and gears, missile parts, regulating valve parts, worm gears, keys, aircraft, aerospace and defense applications; bike frames, all terrain vehicle (ATV) sprockets 1. It has excellent mechanical properties and exhibits good ductility, high strength, toughness, and good resistance to fatigue 2. The T7351 temper offers improved stress-corrosion cracking resistance 1. The following table summarizes the physical and mechanical properties of Aluminum 7075:
Density 2.81 g/cc
Hardness, Brinell 150
Hardness, Knoop 191
Hardness, Rockwell A 53.5
Hardness, Rockwell B 87
Hardness, Vickers 175
Ultimate Tensile Strength 572 MPa
Tensile Yield Strength 503 MPa
Elongation at Break 11%
Modulus of Elasticity 71.7 GPa
Poisson’s Ratio 0.33
Fatigue Strength 159 MPa
Fracture Toughness 20 MPa-m½ in S-L Direction
Fracture Toughness 25 MPa-m½ in T-L Direction
Fracture Toughness 29 MPa-m½ in L-T Direction
Machinability 70%
Shear Modulus 26.9 GPa
Shear Strength 331 MPa
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