This standard specifies the requirements for the design, manufacture and acceptance of ordinary radial drilling machines. This standard supplements and specifies GB 9061, ZBn J50 008.1, ZBn J50 008.2, ZBn J50 008.3, etc. This standard applies to ordinary radial drilling machines with a maximum drilling diameter of 25 to 125 mm.
JB/T 6335-1992 history
2006JB/T 6335.2-2006 Radial drilling machine - Part 2: Specifications