Home / Standards / GB 31146-2014 GB 31146-2014 Active Safety of woodworking machines―Double end tenoning and/or profiling machines fed by chain or chians 木工机床安全 链式双头开榫机 Standard Type GB ICS 79.120.10 CCS J65 Status 现行 Issue Date 2014-09-03 Implementation 2015-10-01 Responsible Dept 工业和信息化部 Drafting Unit N/A