This document sets the dimensional tolerances, burrs, offsets and other admis ible deviations for parts made of magnesium and magnesium alloys (b) raw stamped in open and hot dies. Stamping parts in closed dies allows tighter tolerances to be respected depending on the shape of the part. Their applications must be the subject of an agreement between the parties.
NBN 769-1969 history
1969NBN 769-1969 Hot stamping magnesium/magnesium alloy blanks. Allowance