点击图片查看大图ISO 7765-1 塑料膜和板 用自由落体法测定耐冲击性 第1部分—标准名称
ISO 7765-1 Plastics film and sheeting; determination of impact resistance by the free-falling dart method; part 1: staircase methods
ISO 7765-1 塑料膜和板 用自由落体法测定耐冲击性 第1部分:梯级法
ISO 7765-1 塑料膜和板 用自由落体法测定耐冲击性 第1部分—适用范围
Scope：
This part of IS0 7765 specifies methods for the determination of the energy that causes plastics film and sheet less than 1 mm in thickness to fail under specified conditions of impact of a free-falling dart from a specified height that would result in failure of 50 % of the specimens tested.
ISO 7765-1 塑料膜和板 用自由落体法测定耐冲击性 第1部分—相关标准
ASTM D1709用自由落镖法测试塑料薄膜抗冲击性的标准试验方法/Standard Test for Impact Resistance Plastic Film by the Free-Falling Dart Method
GB/T9639.1塑料薄膜和薄片 抗冲击性能试验方法自由落镖法 第1部分：梯级法/Plasticsfilmandsheeting—Determinationofimpactresistancebythefree-fallingdartmethord—Part1: Staircasemethord