钻螺纹孔用钻头直径尺寸表

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钻螺纹孔用钻头直径尺寸表公称直径螺距钻头直径Φ公称直径d螺距 t钻头直径Φ
dt
1粗牙0.250.7524粗牙320.9
细牙0.20.8细牙221.9
2粗牙0.41.61.522.5
细牙0.251.75123
3粗牙0.52.527粗牙323.9
细牙0.352.65细牙224.9
4粗牙0.73.31.525.5
细牙0.53.5126
5粗牙0.84.230粗牙3.526.3
细牙0.54.5细牙326.9
6粗牙15227.9
细牙0.755.21.528.5
8粗牙1.256.7129
细牙1733粗牙3.529.3
0.757.2细牙329.9
10粗牙1.58.5230.9
细牙1.258.71.531.5
1936粗牙431.8
0.759.2细牙332.9
12粗牙1.7410.2233.9
细牙1.510.51.534.5
1.2510.739粗牙434.8
111细牙335.9
14粗牙211.9236.9
细牙1.512.51.537.5
1.2512.742粗牙4.537.3
113细牙437.8
16粗牙213.9338.9
细牙1.514.5239.9
1151.540.5