EN AW-7012
Chemical composition: Al Zn6 Mg2 Cu
Applications:
Aircraft and military highly stressed structural components.
Rolling stock for machine parts and tools (for rubber and plastics).
Ski poles, tennis rackets, screws and bolts, nuts. Rivets. Nuclear applications.
Distinctive properties:
Heat treatable very high strength alloy with a strength like 7075.
Very high fatigue strength. Joining preferably by rivets, adhesives or screws.
Corrosion protection is recommended also in outdoor atmosphere.
EN AW-7020
Chemical composition: Al Zn4,5 Mg1
Applications:
Welded engineering structural components. Military application, bridges. Railway coach bodies, floor assembly, access ramps. Structural truck components. Containers. Building construction, pylons.
Distinctive properties:
Heat treatable high strength weldable alloy.
High fatigue strength.
High strength in welded structures.
EN AW-7022
Chemical composition: Al Zn5 Mg3 Cu
Applications:
Aircraft and military highly stressed structural components. Rolling stock for machine parts and tools (for rubber and plastics).
Ski poles, tennis rackets, screws and bolts, nuts. Rivets. Nuclear applications.
Distinctive properties:
Heat treatable very high strength alloy with a strength slightly lower than 7075.
Very high fatigue strength. Joining preferably by rivets, adhesives or screws.
Corrosion protection is recommended also in outdoor atmosphere.
EN AW-7075
Chemical composition: Al Zn5,5 Mg Cu
Applications:
Aircraft and military highly stressed structural components. Rolling stock for machine parts and tools (for rubber and plastics). Ski poles, tennis rackets, screws and bolts, nuts. Rivets. Nuclear applications.
Distinctive properties:
Heat treatable very high strength alloy with a strength slightly higher than 7010.
Very high fatigue strength.
Joining preferably by rivets, adhesives or screws.
Corrosion protection is recommended also in outdoor atmosphere.