HAL77-2 aluminum brass introduction
Material Name: HAl77-2 aluminum brass
Standard: (GB / T 8890-1998)
Features and Scope:
Typical aluminum, brass, strength and hardness, ductility good high pressure processing can be carried out in the cold and hot state, seawater and brine have good corrosion resistance, and impact resistance to corrosion, but there dezincification and corrosion cracking tendency .
Aluminum brass picture
Chemical composition and mechanical properties
Chemical composition:
Cu: 76.0-79.0
Al: 1.8-2.5
Fe: 0.06
Pb: 0.07
Zn: margin
As: 0.02-0.06
Mechanical properties:
Tensile strength: (σb / MPa) ≥370
Elongation: (δ10 /%) ≥40
Note: The vertical temperature tensile properties of the pipe sample size: diameter 10-35 state (Y2) | 
