Page 3 - Motor Fan illustrated Special Edition
P. 3

Roof panel
                                                                                                                                                         The use of aluminum alloy sheet for                  Aluminum alloy sheet
                                                                                                                                                         weight of the body, but also realizes a        The specific gravity of aluminum is only 2.7,
                                                                                                                                                         the roof panel not only reduces the
                                                                                                                                                                                                        approximately one-third of that of steel. It’s
                                                                                                                                                         lower center of gravity, which can lead
                                                                                                                                                         to improved driving performance.               widely used for industrial products because of
                                                                                                                                                                                                        its great strength per unit of weight, along with
                                                                                                                                                                                                        its superior formability, corrosion resistance and
                                                                                                                                                                       Back door & trunk lid            recyclability. In the automobile field, it has been
                                                                                                                                                                      As with the bonnet, front fenders and   increasingly adopted since 2000 as a material
                                                                                                                                                                      door panels, the use of aluminum   for body panels. Even the current models using
                                                                                                                                                                                                        multi-material bodies employ mostly aluminum
                                                                                                                                                                      alloys for these parts is increasing.  alloy sheet for their body panels.

                                                                                                                                                                                                              Aluminum extruded shapes
                                                                                                                                                                                                        Intricately shaped cross-sections can be
                                                                                                                                                                                                        formed using the extrusion process. This makes
                                                                                                                                                                                                        aluminum extruded shapes optimal for the
                                                                                                                                                                                                        production of parts with a constant
                                                                                                                                                                          Doors                         cross-section and long length, such as bumper
                                                                                                                                                                                                        beams. It’s now common to find space-frame
                                                                                                                                                                        These are constructed from internal   structures made of aluminum extruded shapes
                                                                                                                                                                        and external sections. The internal
                                                                                                                                                                        sections are often made from 5000   in large SUVs and electric vehicles. Moreover,
                                                                                                                                                                        series aluminum alloys, while the   extruded shapes with simple cross-sections

                                                                                                                                                                        external sections are often made from   can be processed 2- or 3-dimensionally for   Motor Fan illustrated

                                                                                                                                                                        6000 series aluminum alloy sheet.  sub-frames and braces.
                                                                                                                                                                                                              Aluminum cast products
                                                                                                                                                                                                        Typical examples of automobile parts that are
                                                                                                                                                                                                        now made from aluminum cast products are
                                                                                                                                                                                                        cylinder blocks, transmission cases and wheels.

                                                                                                                                                                                                        They are also ideal for members connecting the
                                                                                                                                                                                                        body and chassis, such as in the area     ALUMINUM  AUTOMOBILE TECHNOLOGY
                                                                                                                                                                                                        connecting the suspension tower with the cross

                                                                                                                                                                                                        members and front side members.

                                                                                                                                                                               Aluminum alloy sheet
                                                                                                                                                                               Aluminum extruded shapes                                           03
                                                                                                                                                                               Aluminum cast products

                                                                                                                                      Side impact beams

                                                                                                                                     Located inside the doors to absorb side
                                                                                                                                     collision impact, these parts require high
                                                                                                                                     strength to ensure shock-resistance.

                                                                                                                                                                                                                           AUDI Q7

                                                                                                                                   All-aluminum alloy monocoqueRange Rover Sport

                                                                                                                                                                            Q7, the luxury Audi SUV, features an all-aluminum alloy body structure known as
                                                                                                                                  Based on knowhow accumulated through the   the ASF (Audi Space Frame) which has realized high rigidity and a low center of
                                                                                                                                  development of the Jaguar XJ, this is the first SUV   gravity. High-strength aluminum alloy extruded shapes are used for the front side
                                                                                                                                  to feature an all-aluminum body design.   members and front bumper.
   1   2   3   4   5   6   7   8