DIN 20367:2010-04 Rock drilling - Round screw connections for rotary drilling equipment - Dimensions, design
标准编号:DIN 20367:2010-04
英文标题:Rock drilling - Round screw connections for rotary drilling equipment - Dimensions, design
德文标题:Gesteinsbohren - Rundgewindeverbindungen für Drehbohrgestänge - Maße, Ausführung
发布日期:2010-04
标准预览图


