Paints and varnishes — Determination of stone-chip resistance of coatings — Part 2: Single-impact test with a guided impact body
色漆和清漆.涂层耐石屑性的测定.第2部分:带导向冲击体的单次冲击试验
This document specifies a method to evaluate the resistance of automobile finishes and other coatings to the impact of a wedge-shaped body which is projected onto the surface under test to simulate the impact of stones.