General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 24149.1-2009
Scope
This part of GB/T 24149 specifies the classification and naming, requirements, test methods, inspection rules, signs, packaging, transportation and storage of special materials for polypropylene (PP) used in automobile bumpers. This part applies to polypropylene special materials for manufacturing automobile bumpers, which are mainly made of impact-resistant copolymerized polypropylene resin, blended with elastomer, mineral powder and other additives in a certain proportion.
GB/T 24149.1-2009 Referenced Document
GB/T 1033.1-2008 Plastics.Methods for determining density of non-celluar plastics.Part1:Immersion method,liquid pyknometer method and titration method
GB/T 1040.2-2006 Plastics. Determination of tensile properties. Part 2: Test conditions for moulding and extrusion plastics
GB/T 1043.1-2008 Plastics.Determination of charpy impact properties.Part 1:Non-instrumented impact test
GB/T 15596-2009 Plastics.Determination of changes in colour and variations in properties after exposure to daylight under glass,natural weathering or laboratory light sources
GB/T 1634.2-2004 Plastics-Determination of temperature of deflection under load-Part 2:Plastics,ebonite and long-fibre-reinforced composites
GB/T 16422.1-2006 Plastics. Methods of the exposure to laboratory light sources. Part 1: General guidance
GB/T 16422.2-1999 Plastics--Methods of exposure to laboratory light sources Part 2: Xenon--arc sources