looking for info on the heidelberg hatch system of surface finish, the symbols look like upside down triangles.
i am trying to convert it to microinches,micrometers or the "N" roughness grade numbers. i believe 3 triangles = 32 microinch finish. a chart would be helpful
i am trying to convert it to microinches,micrometers or the "N" roughness grade numbers. i believe 3 triangles = 32 microinch finish. a chart would be helpful