This series of models specifies the series composition, use, performance and structural characteristics, varieties and parameters of horizontal milling and boring machines. This series of models is suitable for the newly designed horizontal milling and boring machine basic model and its variant products.
JB/T 4241.2-1999 history
2013JB/T 4241.2-2013 Boring and milling machines with horizontal spindle.Part 2: Spindle nose
2011JB/T 4241.1-2011 Boring and milling machines with horizontal spindle.Part 1:Types and parameters
1999JB/T 4241.2-1999 Horizontal milling and boring machine series
JB/T 4241.2-1999 Horizontal milling and boring machine series was changed to JB/T 4241.1-2011 Boring and milling machines with horizontal spindle.Part 1:Types and parameters .