点击图片查看大图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—标准名称
ASTM D1709 Standard Test for Impact Resistance Plastic Film by the Free-Falling Dart Method
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
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—适用范围
Scope：
These test methods cover of the energy that causes plastic fihn to fail under specified conditions of impact of a free-falling dart. This energy is expressed in terms of the weight (mass) of the missile falling from a specified height \vhich would result in 50 % failure of specimens tested.
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—引用文件
ASTM D618 Practice for Conditioning Plastics for Testing
ASTM D883 Terminology Relating to Plastics
ASTM D 1248 Specification for Polyethylene Plastics Extrusion Materials for Wire and Cable
ASTM D3420 Test Method for Pendulum Impact Re sistance of Plastic Film
ASTM D4272 Test Method for Total Energy Impact of Plastic Films by Dart Drop
ASTM D6988 Guide for Determination of Thickness of Plastic Film Test Specimens
ASTM E177 Practice for Use of the Terms Precision and Bias in ASTM Test Methods
ASTM E69l Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method
ISO 7765: 1988 Plastic Film and Sheeting-Determination of Impact Resistance by the Free Falling Dart Method-Part 1: Staircase Method