No. The word minimum is referring to the minimum radius of curvature, which is the calculated value Rmin. The sentence would need to be structured as "the minimum radius of curvature of the surface shall be at a minimum two and a half times the diameter of the ball" to make sense.
Unless...
Hello,
I am trying to create a verification formula based on ASTM E10 section 7.6.4:
"When indentations are made on a curved surface, the
minimum radius of curvature1 of the surface shall be two and a
half times the diameter of the ball2. Indentations made on
curved surfaces may be slightly...