螺紋标記 | MJ内螺紋攻絲前底孔直徑 D' (mm) | 推薦鑽頭直徑 ds (mm) | |
基本尺寸 | 極限偏差 | ||
MJ1.6×0.2-4H6H | 1.41 | +0.05 | 1.4 |
MJ1.6×0.35-4H6H | 1.27 | +0.09 | 1.31) |
MJ1.8×0.2-4H6H | 1.61 | +0.05 | 1.6 |
MJ1.8×0.35-4H6H | 1.47 | +0.09 | 1.51) |
MJ2×0.25-4H6H | 1.77 | +0.06 | 1.81) |
MJ2×0.4-4H6H | 1.63 | +0.09 | 1.65 |
MJ2.2×0.25-4H6H | 1.97 | +0.06 | 21) |
MJ2.2×0.45-4H6H | 1.78 | +0.11 | 1.81) |
MJ2.5×0.35-4H6H | 2.17 | +0.09 | 2.21) |
MJ2.5×0.45-4H6H | 2.08 | +0.11 | 2.11) |
MJ3×0.35-4H6H | 2.67 | +0.09 | 2.71) |
MJ3×0.5-4H6H | 2.53 | +0.12 | 2.55 |
MJ3.5×0.35-4H6H | 3.17 | +0.09 | 3.21) |
MJ3.5×0.6-4H6H | 2.94 | +0.14 | 31) |
MJ4×0.5-4H6H | 3.53 | +0.12 | 3.61) |
MJ4×0.7-4H6H | 3.35 | +0.15 | 3.41) |
MJ4.5×0.5-4H6H | 4.03 | +0.12 | 4.11) |
MJ4.5×0.75-4H6H | 3.8 | +0.16 | 3.81) |
MJ5×0.5-4H6H | 4.53 | +0.12 | 4.51) |
MJ5×0.8-4H6H | 4.26 | +0.16 | 4.31) |
MJ5.5×0.5-4H5H | 5.03 | +0.1 | 51) |
MJ6×0.75-4H5H | 5.3 | +0.12 | 5.31) |
MJ6×1-4H5H | 5.07 | +0.15 | 5.11) |
MJ7×0.75-4H5H | 6.3 | +0.12 | 6.31) |
MJ7×1-4H5H | 6.07 | +0.15 | 6.11) |
MJ8×0.75-4H5H | 7.3 | +0.12 | 7.31) |
MJ8×1-4H5H | 7.07 | +0.15 | 7.11) |
MJ8×1.25-4H5H | 6.84 | +0.15 | 6.91) |
MJ9×0.75-4H5H | 8.3 | +0.12 | 8.3 |
MJ9×1-4H5H | 8.07 | +0.12 | 8.11) |
MJ9×1.25-4H5H | 7.84 | +0.15 | 7.91) |
MJ10×0.75-4H5H | 9.3 | +0.12 | 9.3 |
MJ10×1-4H5H | 9.07 | +0.15 | 9.11) |
MJ10×1.25-4H5H | 8.84 | +0.15 | 8.91) |
MJ10×1.5-4H5H | 8.6 | +0.18 | 8.6 |
MJ11×0.75-4H5H | 10.3 | +0.12 | 10.3 |
MJ11×1-4H5H | 10.07 | +0.15 | 10.11) |
MJ11×1.25-4H5H | 9.84 | +0.15 | 9.91) |
MJ11×1.5-4H5H | 9.6 | +0.18 | 9.6 |
MJ12×1-4H5H | 11.07 | +0.15 | 11.11) |
MJ12×1.25-4H5H | 10.84 | +0.15 | 10.91) |
MJ12×1.5-4H5H | 10.6 | +0.18 | 10.6 |
MJ12×1.75-4H5H | 10.36 | +0.2 | 10.41) |
MJ14×1-4H5H | 13.07 | +0.15 | 13.11) |
MJ14×1.25-4H5H | 12.84 | +0.15 | 12.91) |
MJ14×1.5-4H5H | 12.6 | +0.18 | 12.6 |
MJ14×2-4H5H | 12.12 | +0.23 | 12.2 |
MJ15×1-4H5H | 14.07 | +0.15 | 14.1 |
MJ15×1.5-4H5H | 13.6 | +0.18 | 13.6 |
MJ16×1-4H5H | 15.07 | +0.15 | 15.1 |
MJ16×1.5-4H5H | 14.6 | +0.18 | 14.6 |
MJ16×2-4H5H | 14.12 | +0.23 | 14.2 |
MJ17×1-4H5H | 16.07 | +0.15 | 16.1 |
MJ17×1.5-4H5H | 15.6 | +0.18 | 15.6 |
MJ18×1-4H5H | 17.07 | +0.15 | 17.1 |
MJ18×1.5-4H5H | 16.6 | +0.18 | 16.6 |
MJ18×2-4H5H | 16.12 | +0.23 | 16.1 |
MJ18×2.5-4H5H | 15.64 | +0.28 | 15.7 |
MJ20×1-4H5H | 19.07 | +0.15 | 19.1 |
MJ20×1.5-4H5H | 18.6 | +0.18 | 18.6 |
MJ20×2-4H5H | 18.12 | +0.23 | 18.2 |
MJ20×2.5-4H5H | 17.64 | +0.28 | 17.7 |
MJ22×1-4H5H | 21.07 | +0.15 | 21.1 |
MJ22×1.5-4H5H | 20.6 | +0.18 | 20.6 |
MJ22×2-4H5H | 20.12 | +0.23 | 20.2 |
MJ22×2.5-4H5H | 19.64 | +0.28 | 19.7 |
MJ24×1-4H5H | 23.07 | +0.15 | 23.1 |
MJ24×1.5-4H5H | 22.6 | +0.18 | 22.6 |
MJ24×2-4H5H | 22.12 | +0.23 | 22.2 |
MJ24×3-4H5H | 21.16 | +0.32 | 21.2 |
MJ25×1-4H5H | 24.07 | +0.15 | 24.1 |
MJ25×1.5-4H5H | 23.6 | +0.18 | 23.6 |
MJ25×2-4H5H | 23.12 | +0.23 | 23.2 |
MJ26×1.5-4H5H | 24.6 | +0.18 | 24.6 |
MJ27×1-4H5H | 26.07 | +0.15 | 26.1 |
MJ27×1.5-4H5H | 25.6 | +0.18 | 25.6 |
MJ27×2-4H5H | 25.12 | +0.23 | 25.2 |
MJ27×3-4H5H | 24.16 | +0.32 | 24.2 |
MJ28×1-4H5H | 27.07 | +0.15 | 27.1 |
MJ28×1.5-4H5H | 26.6 | +0.18 | 26.6 |
MJ28×2-4H5H | 26.12 | +0.23 | 26.6 |
MJ30×1-4H5H | 29.07 | +0.15 | 29.1 |
MJ30×1.5-4H5H | 28.6 | +0.18 | 28.6 |
MJ30×2-4H5H | 28.12 | +0.23 | 28.2 |
MJ30×3-4H5H | 27.16 | +0.23 | 27.2 |
MJ30×3.5-4H5H | 26.67 | +0.37 | 26.7 |
MJ32×1.5-4H5H | 30.6 | +0.18 | 30.6 |
MJ32×2-4H5H | 30.12 | +0.23 | 30.2 |
MJ33×1.5-4H5H | 31.6 | +0.18 | 31.6 |
MJ33×2-4H5H | 31.12 | +0.23 | 31.2 |
MJ33×3-4H5H | 30.16 | +0.32 | 30.2 |
MJ33×3.5-4H5H | 29.67 | +0.37 | 39.7 |
MJ35×1.5-4H5H | 33.6 | +0.18 | 33.6 |
MJ35×2-4H5H | 33.12 | +0.23 | 33.2 |
MJ36×1.5-4H5H | 34.6 | +0.18 | 34.6 |
MJ36×2-4H5H | 34.12 | +0.23 | 34.2 |
MJ36×3-4H5H | 33.16 | +0.32 | 33.2 |
MJ36×4-4H5H | 32.19 | +0.39 | 32.2 |
MJ38×1.5-4H5H | 36.6 | +0.18 | 36.6 |
MJ39×1.5-4H5H | 37.6 | +0.18 | 37.6 |
MJ39×2-4H5H | 37.12 | +0.23 | 37.2 |
MJ39×3-4H5H | 36.16 | +0.32 | 36.2 |
MJ39×4-4H5H | 35.19 | +0.39 | 35.2 |
MJ40×1.5-4H5H | 38.6 | +0.18 | 38.6 |
MJ40×2-4H5H | 38.12 | +0.23 | 38.2 |
MJ40×3-4H5H | 37.16 | +0.32 | 37.2 |
MJ42×1.5-4H5H | 40.6 | +0.18 | 40.6 |
MJ42×2-4H5H | 40.12 | +0.23 | 40.2 |
MJ42×3-4H5H | 39.16 | +0.32 | 39.2 |
MJ42×4-4H5H | 38.19 | +0.39 | 38.2 |
MJ42×4.5-4H5H | 37.71 | +0.44 | 37.7 |
MJ45×1.5-4H5H | 43.6 | +0.18 | 43.6 |
MJ45×2-4H5H | 43.12 | +0.23 | 43.2 |
MJ45×3-4H5H | 42.16 | +0.32 | 42.2 |
MJ45×4-4H5H | 41.19 | +0.39 | 41.2 |
MJ45×4.5-4H5H | 40.71 | +0.44 | 40.7 |
MJ48×1.5-4H5H | 46.6 | +0.18 | 46.2 |
MJ48×2-4H5H | 46.12 | +0.23 | 46.1 |
MJ48×3-4H5H | 45.16 | +0.32 | 45.2 |
MJ48×4-4H5H | 44.19 | +0.39 | 44.2 |
MJ48×5-4H5H | 43.23 | +0.46 | 43.3 |
MJ50×1.5-4H5H | 48.6 | +0.18 | 48.6 |
MJ50×2-4H5H | 48.12 | +0.23 | 48.2 |
MJ50×3-4H5H | 47.16 | +0.32 | 47.2 |
MJ52×1.5-4H5H | 50.6 | +0.18 | 50.6 |
MJ52×2-4H5H | 50.12 | +0.23 | 50.2 |
MJ52×3-4H5H | 49.16 | +0.32 | 49.2 |
MJ52×4-4H5H | 48.19 | +0.39 | 48.2 |
MJ52×5-4H5H | 47.23 | +0.46 | 47.3 |
① 推薦鑽頭直徑數值僅供參考,必要時可用較大尺寸改善或采用專用鑽頭。 ② 推薦鑽頭直徑數值後帶"1)"者為符合 GB 1435~1438-85鑽頭标準數值。 |