scope:

This standard covers metallurgical requirements for cast aluminum wheels made from permanent mold castings using the low pressure or gravity casting process.

Material Description.

GMW5M-AL-C-P-Si7Mg-T6 for Cast Aluminum Wheels.

Symbols.

Not applicable.

Applicability.

Cast aluminum alloy wheels for passenger cars, sport utility vehicles, and light duty pick-up trucks which have been manufactured with cast disc and Cast Rim (coded as class "CR") or manufactured with cast disc and Flow-Formed Rim (coded as class "FFR").

Remarks.

This standard details the requirements for the materials, real time radioscopy inspection, dye penetrant inspection of flow-formed rims, and conical seat steel bushings. See Appendix A for Aluminum Wheel Inspection Requirements by real time radioscopy imaging.