钻尾螺丝根据执行标准可分为:国标GB/T,德标DIN,日标JIS,国际标准ISO。
A. 根据用途和形状还可以分为以下几个类别:
1.十字槽盘头自钻自攻螺钉.Cross recessed pan head drilling screws with tapping screw thread 执行标准:GB/T 15856.1-2002 有如下规格:(又称为圆头钻尾)
盘头自攻自钻螺丝
公制 | 英制 | 长度MM |
M3.5-20T | 6#-20T | 9 | 13 | 16 | 19 | 25 | 32 | 38 | 50 |
M3.9-19T | 7#-19T | | | | | | | | |
M4.2-18T | 8#-18T | | | | | | | | |
M4.8-16T | 10#-16T | | | | | | | | |
M5.5 | 12# | | | | | | | | |
M6.3 | 14# | | | | | | | | |
2.十字槽沉头自钻自攻螺钉.Cross recessed countersunk head drilling screws with tapping screw thread 执行标准:GB/T 15856.2-2002 有如下规格:(又称为平头钻尾,沙拉头钻尾)
沉头自攻自钻螺丝
公制 | 英制 | 长度MM |
M3.5-20T | 6#-20T | 9 | 13 | 16 | 19 | 25 | 32 | 38 | 50 |
M3.9-19T | 7#-19T | | | | | | | | |
M4.2-18T | 8#-18T | | | | | | | | |
M4.8-16T | 10#-16T | | | | | | | | |
M5.5 | 12# | | | | | | | | |
M6.3 | 14# | | | | | | | | |
3. 十字槽半沉头自钻自攻螺钉.Cross recessed countersunk head drilling screws with tapping screw thread 执行标准:GB/T 15856.3-2002 有如下规格: 此规格是半沉头在市场上较为少用。
4.六角法兰面自钻自攻螺钉.Hexagon flange head drilling screws with tapping screw thread 执行标准:GB/T 15856.4-2002 有如下规格:(又称为六角大华司钻尾,是钻尾螺丝中最常用且也是最大量的规格.)
六角法兰面自钻自攻螺钉
公制 | 英制 | 长度MM |
M4.8-16T | 10#-16T | 13 | 16 | 19 | 25 | 32 | 38 | 50 | 63 |
M5.5-24T | 12#-24T | | | | | | | | |
M6.3 | 14# | | | | | | | | |
5.六角凸缘自钻自攻螺钉.Hexagon washer head drilling screws with tapping screw thread 执行标准:GB/T 15856.5-2002 有如下规格:(又称为六角小华司钻尾,)
公制 | 英制 | 长度MM |
M4.2-18T | 8#-18T | 13 | 16 | 19 | 25 | 32 | 38 | 50 | |
M4.8-16T | 10#-16T | | | | | | | | |
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材料根据材质可分为:钢材1022A,不锈铁410,不锈钢304
1.碳钢钻尾螺丝,1022A,标准热处理钢可做为钻尾螺丝生产使用材料,热处理后表面硬度HV560-750,心部硬度HV240-450.普通表面处理易生锈,硬度高,成本低.
2.不锈铁钻尾螺丝,410,可热处理,防锈能力比碳钢好.比不锈钢差.
3.不锈钢钻尾螺丝,304,不可做热处理,防锈能力强,硬度低,成本高,只能钻铝板,木板,胶板.
4.复合钻尾螺丝,钻头是用碳钢生产,螺纹和头部用304不锈钢相结合的工艺生产.