JIS B1060-2003 Mechanical and performance requirements of case hardened and tempered metric thread rolling screws.rar 上一篇:JIS B1059-2001 带自攻螺钉螺纹的钻孔螺钉.机械和功能特性下一篇:JIS B1071-1985 紧固件几何尺寸的测定方法