求一份公制螺纹规格表！最好PDF格式的！有小径，大经和螺距

问题描述

精选答案

公制外螺纹（6g）常用规格极限尺寸表（粗牙）

公称直径×螺距 精度大径 中径小径 螺胚直径

最大 最小 最大 最小 最大 最小 最大

M3×0.5 6g 2.9802.8742.6552.5802.4392.602.63

M4×0.73.9783.8383.5233.4333.2203.473.50

M5×0.84.9764.8264.4564.3614.1104.404.43

M6×15.9745.7945.3245.2124.8915.265.29

M8×1.257.9727.7607.1607.0426.6197.107.14

M10×1.59.9689.7328.9948.8628.3448.928.96

M12×1.7511.96611.70110.82910.67910.07210.7510.79

M14×213.96213.68212.66312.50311.79712.5712.62

M16×215.96215.68214.66314.50313.79714.5714.62

M18×2.517.95817.62316.33416.16415.25216.2416.29

M20×2.519.95819.62318.33418.16417.25218.2418.29

M22×2.521.95821.62320.33420.16419.25220.2420.29

M24×323.95223.57722.00321.80320.70421.8921.95

M27×326.95226.57725.00324.80323.70424.8924.95

1.螺胚直径指滚丝前的尺寸，数值为依经验公式计算而得，在实践中需验证。