丝锥和钻头的参数对照表

丝锥和钻头的参数对照表丝锥和钻头的参数对照表By 骆驼 • 三 4th, 2009 • Category: Electron • 30 views • RSS 2.0 • Trackback • 公制粗牙螺紋 JIS B 0209-1982(單位：mm)崁合度區分：中 2 級 內螺紋小徑螺纹尺寸鑽頭直徑崁合度區分：中 2 級 下孔徑 最小直徑最大直徑M 1 × 0.250.750.78 (80%)0.7290.785 1.1 × 0.250.850.88 (80%)0.8290.885 1.2 × 0.250.950.98 (80%)0.9290.985 1.4 × 0.31.11.14 (80%)1.0751.142 1.6 × 0.351.251.32 (75%)1.2211.321 1.8 × 0.351.451.52 (75%)1.4211.521 2 × 0.41.61.65 (80%)1.5671.679 2.2 × 0.451.751.83 (75%)1.7131.838 2.5 × 0.452.12.13 (75%)2.0132.138 3 × 0.52.52.59 (75%)2.4592.599 3.5 × 0.62.93.01 (75%)2.8503.010 4 × 0.73.33.39 (80%)3.2423.422 4.5 × 0.753.83.85 (80%)3.6883.878 5 × 0.84.24.31 (80%)4.1344.334 6 × 155.13 (80%)4.9175.153 7 × 166.13 (80%)5.9176.153 8 × 1.25（螺 纹间距）6.8（转 头大小）6.85 (85%)6.6476.9129 × 1.257.87.85 (85%)7.6477.912 10 × 1.58.58.62 (85%)8.3768.676 11 × 1.59.59.62 (85%)9.3769.676 12 × 1.7510.310.40 (85%)10.10610.441 14 × 21212.2 (85%)11.83512.210 16 × 21414.2 (85%)13.83514.210 18 × 2.515.515.7 (85%)15.29415.744 20 × 2.517.517.7 (85%)17.29417.744 22 × 2.519.519.2 (85%)19.29419.744 24 × 32121.2 (85%)20.75221.252 27 × 32424.2 (85%)23.75224.252 30 × 3.526.526.6 (90%)26.21126.771 33 × 3.529.529.6 (90%)29.21129.77136 × 43232.1 (90%)31.67032.270 39 × 43535.1 (90%)34.67035.270 42 × 4.537.537.6 (90%)37.12937.799 45 × 4.540.540.6 (90%)40.12940.799 48 × 54343.1 (90%)42.58743.297註(1)M1.4 以下等級：5H、M1.6 以上等級：6H(2)基於 JIS B 0209-1982 標準崁合度區分：中 2 級 下孔徑=螺纹尺寸*0.866 最小直徑=螺纹尺寸- 1.0825*牙距 最大直徑=最小直徑+ 2 个牙型高度。