ASTM D4477-24

Podrobné informace

Označení: ASTM D4477-24

Datum vydání: 01.04.2024

Stran: 4

Země: Americká technická norma

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Anotace

This specification establishes the physical requirements and test methods for extruded single-wall soffits manufactured from rigid (unplasticized) poly(vinyl chloride) (PVC) compounds. The PVC compound when extruded into soffit shall maintain uniform color and be free of any visual surface or structural changes such as peeling, chipping, cracking, flaking, or pitting. Materials shall undergo testing and shall conform accordingly to requirements in terms of dimension (length, width, and thickness), camber, initial impact resistance, coefficient of linear expansion, gloss, deflection, and color.


Keywords:
plastic building products, plastic weatherability, recycled plastics, rigid PVC soffit, weatherability color-hold guidelines,, ICS Number Code 83.080.20 (Thermoplastic materials)