BS A 311-1997 航空航天.强度级别小于或等于1100 mpa的涂覆或未涂覆金属材料制标准柄的短或中等长度mj螺纹的内部偏移十字形肋状或非肋状钉入的小于100°的埋头螺钉.尺寸
BS A 311-1997 标准详情
- 标准号:BS A 311-1997
- 中文标题:航空航天.强度级别小于或等于1100 mpa的涂覆或未涂覆金属材料制标准柄的短或中等长度mj螺纹的内部偏移十字形肋状或非肋状钉入的小于100°的埋头螺钉.尺寸
- 英文标题:aerospace - screws, 100 reduced countersunk head, internal offset cruciform ribbed or unribbed drive, normal shank, short or medium length mj threads, metallic material, coated or uncoated, strength classes less than or equal to 1100 mpa - dimension
- 标准类别:英国标准
- 发布日期:1997-03-15
内容简介
This International Standard specifies the dimensions of 100°reduced countersunk head screws with inter-nal offset cruciform ribbed or unribbed drive, close or large tolerance normal shank, short or medium length MJ threads, in metallic material, coat
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