1.1?This test method is intended to standardize a method of measuring the seam height of baseballs and softballs. 1.2?This standard is established to provide a single, repeatable, and uniform test method. 1.3?This test method is for a ball that is intended for use in the game
ASTM F3460-21 history
2021ASTM F3460-21 Standard Test Method for Seam Measurement Procedure for Baseballs and Softballs