标准号:SIS SS-ISO 10208-1991
中文标准名称:凿石设备.左圆螺纹
英文标准名称:Rock drilling equipment — Left-hand rope threads
发布日期:1991/10/16 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This International Standard specifies the dimensions and tolerances of left-hand rope threads to be used on rope threaded drill steel equipment for percussive drilling.