GMW15609

Description / Abstract: Material Description. The materials identified by this specification are metals, honeycomb or wire forms, plastic shapes, and plastic foams.

Categories of Energy Absorbing Countermeasures.

Type I Metal Countermeasures.

Type IA Tubes. Hollow wound metal foil wrapped with resonated craft paper or other fibrous material.

Type IB Brackets. Stamped metal.

Type II Plastic Countermeasures.

Type IIA Honeycomb form.

Type IIB Thermal-formed shapes.

Type IIC Injection-molded parts.

Type III Foam Countermeasures.

Type IIIA Polypropylenes.

Type IIIB Polyethers.

Type IIIC Polyurethanes.

Type IIID Extruded/Expanded Polyolefins.

Type IIIE Polystyrenes. Symbols. Not applicable.

Applicability. These materials are used in headliners, pillars, knee bolsters, door panels, and any other 4 criteria need to be met.

Remarks. This specification shall encompass all head and body side impact energy absorbing countermeasures for interiors, including knee bolsters.