Pulido; Anodizar; Níquel, zinc, estaño, cromo, baño de plata, tratamiento térmico: endurecimiento puntual, temple templado
Rosca de tornillo d | M1 | M1.2 | M1.4 | M1.6 | M2 | M2.5 | M3 | (M3.5) | M4 | |
P | Tono | 0.25 | 0.25 | 0.3 | 0.35 | 0.4 | 0.45 | 0.5 | 0.6 | 0.7 |
a | max | 0.5 | 0.5 | 0.6 | 0.7 | 0.8 | 0.9 | 1 | 1.2 | 1.4 |
b | min | - | - | - | 15 | 16 | 18 | 19 | 20 | 22 |
dk | max = tamaño nominal | 1.9 | 2.3 | 2.6 | 3 | 3.8 | 4.7 | 5.6 | 6.5 | 7.5 |
min | 1.76 | 2.06 | 2.46 | 2.86 | 3.5 | 4.4 | 5.3 | 6.14 | 7.14 | |
k | max | 0.6 | 0.72 | 0.84 | 0.96 | 1.2 | 1.5 | 1.65 | 1.93 | 2.2 |
n | max | 0.45 | 0.5 | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1 | 1.2 |
min | 0.31 | 0.36 | 0.36 | 0.46 | 0.56 | 0.66 | 0.86 | 0.86 | 1.06 | |
t | max | 0.3 | 0.35 | 0.4 | 0.45 | 0.6 | 0.7 | 0.85 | 1 | 1.1 |
min | 0.2 | 0.25 | 0.28 | 0.32 | 0.4 | 0.5 | 0.6 | 0.7 | 0.8 | |
x | max | - | - | - | 0.9 | 1 | 1.1 | 1.25 | 1.5 | 1.75 |
Rosca de tornillo d | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | (M18) | M20 | |
P | Tono | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 |
a | max | 1.6 | 2 | 2.5 | 3 | 3.5 | 4 | 4 | 5 | 5 |
b | min | 25 | 28 | 34 | 40 | 46 | 52 | 58 | 64 | 70 |
dk | max = tamaño nominal | 9.2 | 11 | 14.5 | 18 | 22 | 25 | 29 | 33 | 36 |
min | 8.84 | 10.57 | 14.07 | 17.57 | 21.48 | 24.48 | 28.48 | 32.38 | 35.38 | |
k | max | 2.5 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
n | max | 1.51 | 1.91 | 2.31 | 2.81 | 3.31 | 3.31 | 4.37 | 4.37 | 5.37 |
min | 1.26 | 1.66 | 2.06 | 2.56 | 3.06 | 3.06 | 4.07 | 4.07 | 5.07 | |
t | max | 1.3 | 1.6 | 2.1 | 2.6 | 3 | 3.5 | 4 | 4.5 | 5 |
min | 1 | 1.2 | 1.6 | 2 | 2.4 | 2.8 | 3.2 | 3.6 | 4 | |
x | max | 2 | 2.5 | 3.2 | 3.8 | 4.4 | 5 | 5 | 6.3 | 6.3 |