This SAE Recommended Practice pertains to blast cleaning and shot peening and provides for standard cast shot and grit size numbers. For shot, this number corresponds with the opening of the nominal test sieve, in ten thousandths of inches, preceded by an S. For grit, this number corresponds with sieve designation of the nominal test sieve with the prefix G added. These sieves are in accordance with ASTM E 11. The accompanying shot and grit classifications and size designations were formulated by representatives of shot and grit suppliers, equipment manufacturers, and automotive users.
SAE J444-1993 history
2023SAE J444-2023 Cast Shot and Grit Size Specifications for Cleaning and Peening
2017SAE J444-2017 CAST SHOT AND GRIT SIZE SPECIFICATIONS FOR PEENING AND CLEANING
2012SAE J444-2012 Cast Shot and Grit Size Specifications for Peening and Cleaning
2010SAE J444-2010 Cast Shot and Grit Size Specifications for Peening and Cleaning
2005SAE J444-2005 Cast Shot and Grit Size Specifications for Peening and cleaning
1993SAE J444-1993 Cast Shot and Grit Size Specifications for Peening and cleaning
1984SAE J444-1984 CAST SHOT AND GRIT SIZE SPECIFICATIONS FOR PEENING AND CLEANING
1976SAE J444A-1976 CAST SHOT AND GRIT SIZE SPECIFICATIONS FOR PEENING AND CLEANING
1946SAE J444-1946 CAST SHOT AND GRIT SIZE SPECIFICATIONS FOR PEENING AND CLEANING