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|
Screw Thread d |
M1.6 |
M2 |
M2.5 |
M3 |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
|
|
P |
Pitch |
0.35 |
0.4 |
0.45 |
0.5 |
0.7 |
0.8 |
1 |
1.25 |
1.5 |
1.75 |
|
b |
15 |
16 |
17 |
18 |
20 |
22 |
24 |
28 |
32 |
36 |
|
|
dk |
max(For plain head) |
3 |
3.8 |
4.5 |
5.5 |
7 |
8.5 |
10 |
13 |
16 |
18 |
|
max(For knurled heads) |
3.14 |
3.98 |
4.68 |
5.68 |
7.22 |
8.72 |
10.22 |
13.27 |
16.27 |
18.27 |
|
|
min |
2.86 |
3.62 |
4.32 |
5.32 |
6.78 |
8.28 |
9.78 |
12.73 |
15.73 |
17.73 |
|
|
ds |
max |
1.60 |
2.00 |
2.50 |
3.00 |
4.00 |
5.00 |
6.00 |
8.00 |
10.00 |
12.00 |
|
min |
1.46 |
1.86 |
2.36 |
2.86 |
3.82 |
4.82 |
5.82 |
7.78 |
9.78 |
11.73 |
|
|
k |
max |
1.60 |
2.00 |
2.50 |
3.00 |
4.00 |
5.00 |
6.00 |
8.00 |
10.00 |
12.00 |
|
min |
1.46 |
1.86 |
2.36 |
2.86 |
3.82 |
4.82 |
5.7 |
7.64 |
9.64 |
11.57 |
|
|
s |
Nominal Size |
1.5 |
1.5 |
2 |
2.5 |
3 |
4 |
5 |
6 |
8 |
10 |
|
Max( grade 12.9) |
1.545 |
1.545 |
2.045 |
2.56 |
3.071 |
4.084 |
5.084 |
6.095 |
8.115 |
10.115 |
|
|
max(other performance levels) |
1.560 |
1.560 |
2.060 |
2.580 |
3.080 |
4.095 |
5.140 |
6.140 |
8.175 |
10.175 |
|
|
min |
1.520 |
1.520 |
2.020 |
2.52 |
3.020 |
4.020 |
5.020 |
6.020 |
8.025 |
10.025 |
|
|
t |
min |
0.7 |
1 |
1.1 |
1.3 |
2 |
2.5 |
3 |
4 |
5 |
6 |
|
Screw Thread d |
M14 |
M16 |
M20 |
M24 |
M30 |
M36 |
M42 |
M48 |
M56 |
M64 |
|
|
P |
Pitch |
2 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
6 |
|
b |
40 |
44 |
52 |
60 |
72 |
84 |
96 |
106 |
124 |
140 |
|
|
dk |
max(For plain head) |
21 |
24 |
30 |
36 |
45 |
54 |
63 |
72 |
84 |
96 |
|
max(For knurled heads) |
21.33 |
24.33 |
30.33 |
36.39 |
45.39 |
54.46 |
63.46 |
72.46 |
84.54 |
96.54 |
|
|
min |
20.67 |
23.67 |
29.67 |
35.61 |
44.61 |
53.54 |
62.54 |
71.54 |
83.46 |
95.46 |
|
|
ds |
max |
14 |
16 |
20 |
24 |
30 |
36 |
42 |
48 |
56 |
64 |
|
min |
13.73 |
15.73 |
19.67 |
23.67 |
29.67 |
35.61 |
41.61 |
47.61 |
55.54 |
63.54 |
|
|
k |
max |
14 |
16 |
20 |
24 |
30 |
36 |
42 |
48 |
56 |
64 |
|
min |
13.57 |
15.57 |
19.48 |
23.48 |
29.48 |
35.38 |
41.38 |
47.38 |
55.26 |
63.26 |
|
|
s |
Nominal Size |
12 |
14 |
17 |
19 |
22 |
27 |
32 |
36 |
41 |
46 |
|
Max( grade 12.9) |
12.142 |
14.142 |
17.230 |
19.275 |
22.275 |
27.275 |
/ |
/ |
/ |
/ |
|
|
max(other performance levels) |
12.212 |
14.212 |
17.23 |
19.275 |
22.275 |
27.275 |
32.33 |
36.33 |
41.33 |
46.33 |
|
|
min |
12.032 |
14.032 |
17.050 |
19.065 |
22.065 |
27.065 |
32.080 |
36.080 |
41.080 |
46.080 |
|
|
t |
min |
7 |
8 |
10 |
12 |
15.5 |
19 |
24 |
28 |
34 |
38 |