标准编号:ISO 12261:1996
中文名称:航空航天,强度分类小于或等于1100PA的有涂覆或无涂覆.金属材料长长度MJ螺纹.节圆直径轴.内偏肋十字形的或割开用具.平头螺钉尺寸
英文名称:Aerospace — Screws, pan head, internal offset cruciform ribbed or unribbed drive, pitch diameter shank, long length MJ threads, metallic material, coated or uncoated, strength classes less than or equ
发布日期:1996-10