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螺丝牙距及钻孔尺寸
来源: | 作者:法特五金 | 发布时间: 2022-10-06 | 625 次浏览 | 分享到:

螺纹下孔径规格表

螺纹下孔径规格表
丝攻规格钻头径2级螺纹内径丝攻规格钻头径2级螺纹内径
MMD-上限D-下限MMD-上限D-下限
1/8-402.652.6972.4863.0*0.52.52.5992.459
5/32-323.253.5303.3024.0*0.73.33.4223.242
3/16-243.754.5974.3435.0*0.84.243344.134
1/4-205.105.2574.9786.0*1.05.05.1534.917
5/16-186.606.7316.4018.0*1.256.86.9126.647
3/8-168.008.1537.79810.0*1.58.58.6768.376
7/16-149.409.5509.14412.0*1.7510.310.44110.106
1/2-1210.7011.02010.59212.0*1.510.510.67610.376
5/8-1113.7013.86013.38612.0*1.2510.810.91210.647
3/4-1016.7
16.84016.30714.0*2.012.012.21011.835
7/8-919.5019.76019.17714.0*1.512.512.67612.376
1-822.4022.60021.97116.0*2.014.014.21013.835




16.0*1.514.514.67614.376




18.0*2.515.515.74415.294




20.0*2.517.517.74417.294




22.0*2.519.519.74419.294




24.0*3.021.021.25220.752