标题: ASTM D1155-03 Standard Test Method for Roundness of Glass Spheres [打印本页] 作者: yeemok 时间: 2016-12-13 09:39:15 标题: ASTM D1155-03 Standard Test Method for Roundness of Glass Spheres
ASTM D1155-03
Standard Test Method for Roundness of Glass Spheres
This test method2 covers the determination of the percent of true spheres in glass spheres used for retroreflective marking purposes and industrial uses.