标准号:SIS SS-ISO 7051-1986
中文标准名称:十字槽半沉头(椭圆形)自攻螺钉
英文标准名称:Cross recessed raised countersunk (oval) head tapping screws
发布日期:1986/2/15 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This International Standard specifies the characteristics of cross recessed raised countersunk (oval) head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.