How shall the ring groove number be indicated on the edge of the ring groove flange?
a) Just the ring groove number.
b) The ring groove number is preceded by"R".
c) The ring groove number is marked on the face.
d) The ring groove number is marked at the bottom of the ring groove.
a) Just the ring groove number.
b) The ring groove number is preceded by"R".
c) The ring groove number is marked on the face.
d) The ring groove number is marked at the bottom of the ring groove.