Self-Study Program

17
Rolled sheet metal
Extruded profiles
Cast metal
SSP239_013
Overview of bonding techniques
Punch rivets = 1800 rivets
MIG welds = 20 m
Laser welds = 30 m
The Audi Space Frame
®
A2 consists of a
compound of aluminium extruded profiles in
multi-functional vacuum die-cast parts (large
cast parts).
Through continuous further development it
has been possible to reduce the number of
parts.
The laser welding process is new.
Number of parts
Rolled sheet metal parts - 81,3 %=183 parts
Extruded profile parts - 9.8 % = 22 parts
Cast parts - 8.9 % = 20 parts
–––––––––
Total number of parts
of the ASF
®
= 225 parts
Weight distribution
Rolled sheet metal parts - 60.6 %= 92.80 kg
Extruded profile parts - 17.6 % = 27.00 kg
Cast parts - 22.1 % = 33.20 kg
–––––––––
Overall weight of the ASF
®
=153.00 kg