List Of Materials

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Fig 1: Body Components Structure Identification Materials - Upper Structural Parts

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Upper structural parts

Fig 2: Body Components Structure Identification Materials - Lower Structural Parts

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Lower structural parts

Item	Material group	Use/Characteristics
A	Sheet steel	Outer skin parts very malleable Can be MIG welded Section replacement as per Workshop Manual
B	High-strength steel	Reinforcement parts moderately to not very malleable Can be MIG welded Section replacement as per Workshop Manual
C	Very-high-strength steel	Reinforcement parts not malleable Can be MIG welded Can be resistance spot-welded only using approved welders Section replacement is not permitted
D	Ultra-high-strength steel	Pillars and columns not malleable MIG welding permitted only in exceptional cases Can be resistance spot-welded only using approved welders Section replacement is not permitted