This standard specifies the types and parameters, technical requirements, geometric accuracy, test methods, inspection, marking, packaging and accompanying documents of precision adjustable manual self-centering chucks. This standard applies to metric, inch, three-claw and six-claw wire-type precision adjustable manual self-centering chucks.
JB/T 11768-2014 Referenced Document
GB/T 17421.1-1998 Test code for machine tools. Part 1: Geometric accuracy of machines operating under no-load or finishing conditions
GB/T 23291-2009 Machine tools.Test conditions for self-centring,manually-operated chucks with one-piece jaws
ISO 3442-1:2005 Machine tools - Dimensions and geometric tests for self-centring chucks with two-piece jaws - Part 1: Manually operated chucks with tongue and groove type jaws
JB/T 3207-2005 Machine tool accessory - General specification for products packaging