GB /T 24425.1 - 2009
Display drawing:
Screw Thread | M2 | M2.5 | M3 | M4 | M5 | M6 | M7 | M8 | M10 | M12 | M14 | M16 | M18 | M20 | M22 | M24 | M27 | M30 | M33 | M36 | M39 | ||
D | 2 | 2.5 | 3 | 4 | 5 | 6 | 7 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 24 | 27 | 30 | 33 | 36 | 39 | ||
P | 0.4 | 0.45 | 0.5 | 0.7 | 0.8 | 1 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 | 3 | 3.5 | 3.5 | 4 | 4 | ||
F | Min | 2.53 | 3.2 | 3.8 | 5.05 | 6.25 | 7.28 | 8.28 | 9.55 | 11.82 | 14.2 | 16.47 | 18.47 | 21 | 23.01 | 25.01 | 27.55 | 30.55 | 34.1 | 37.09 | 40.63 | 43.63 | |
F | Max | 2.7 | 3.7 | 4.35 | 5.6 | 6.8 | 7.58 | 8.58 | 9.85 | 12.1 | 14.5 | 16.87 | 18.87 | 21.4 | 23.46 | 25.61 | 28.15 | 31.15 | 34.7 | 37.7 | 41.33 | 44.33 | |
Dz | Min | 2.53 | 3.2 | 3.8 | 5.05 | 6.25 | 7.58 | 8.58 | 9.85 | 12.1 | 14.5 | 16.87 | 18.87 | 21.4 | 23.46 | 25.61 | 28.15 | 31.15 | 34.7 | 37.7 | 41.33 | 44.33 | |
Dz | Max | 2.7 | 3.7 | 4.35 | 5.6 | 6.8 | 7.95 | 9.2 | 10.35 | 12.8 | 15 | 17.87 | 19.9 | 22 | 24.4 | 26.9 | 29.1 | 32.4 | 35.81 | 39.01 | 42.67 | 45.75 | |
T | Min | 1.2 | 1.5 | 1.8 | 2.4 | 2.9 | 3.5 | 4 | 4.7 | 5.8 | 6.9 | 8.1 | 9.1 | 10.4 | 11.4 | 12.4 | 13.6 | 15.1 | 16.9 | 18.4 | 20.2 | 21.7 | |
T | Max | 1.6 | 2 | 2.4 | 3.2 | 4 | 4.8 | 5.5 | 6.3 | 7.9 | 9.5 | 11 | 12.5 | 14.2 | 15.7 | 17.2 | 18.8 | 21.1 | 23.4 | 25.7 | 28.1 | 30.3 | |
A | Min | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | |
A | Max | 90 | 90 | 90 | 90 | 90 | 90 | 80 | 80 | 80 | 70 | 70 | 70 | 70 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | |
R | Max | 0.3 | 0.3 | 0.4 | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1.2 | 1.6 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |