| Nominal Diameter |
M1.6 |
M2 |
M2.5 |
M3 |
(M3.5) |
M4 |
M5 |
M6 |
(M7) |
M8 |
M10 |
M12 |
(M14) |
M16 |
(M18) |
M20 |
(M22) |
M24 |
(M27) |
M30 |
(M33) |
M36 |
(M39) |
M42 |
(M45) |
M48 |
(M52) |
| P |
Pitch |
0.35 |
0.4 |
0.45 |
0.5 |
0.6 |
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 |
4.5 |
4.5 |
5 |
5 |
| k |
Nominal Size |
1.1 |
1.4 |
1.7 |
2 |
2.4 |
2.8 |
3.5 |
4 |
4.8 |
5.3 |
6.4 |
7.5 |
8.8 |
10 |
11.5 |
12.5 |
14 |
15 |
17 |
18.7 |
21 |
22.5 |
25 |
26 |
28 |
30 |
33 |
| |
Grade A min |
0.98 |
1.3 |
1.58 |
1.9 |
2.28 |
2.68 |
3.4 |
3.85 |
4.65 |
5.15 |
6.22 |
7.32 |
8.62 |
9.82 |
11.28 |
12.3 |
13.78 |
14.8 |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
| |
Grade A max |
1.22 |
1.5 |
1.82 |
2.1 |
2.52 |
2.92 |
3.7 |
4.15 |
4.95 |
5.45 |
6.56 |
7.68 |
8.98 |
10.2 |
11.72 |
12.7 |
14.22 |
15.2 |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
| |
Grade B min |
/ |
/ |
/ |
/ |
/ |
2.6 |
3.3 |
3.76 |
4.56 |
5.06 |
6.11 |
7.21 |
8.51 |
9.71 |
11.15 |
12.2 |
13.65 |
14.7 |
16.7 |
18.3 |
20.58 |
22.1 |
24.6 |
26 |
27.58 |
29.6 |
32.5 |
| |
Grade B max |
/ |
/ |
/ |
/ |
/ |
3 |
3.7 |
4.24 |
5.04 |
5.54 |
6.69 |
7.79 |
9.09 |
10.3 |
11.85 |
12.9 |
14.35 |
15.4 |
17.4 |
19.1 |
21.42 |
22.9 |
25.4 |
26 |
28.42 |
30.4 |
33.5 |
| s |
max=nominal size |
3.2 |
4 |
5 |
5.5 |
6 |
7 |
8 |
10 |
11 |
13 |
17 |
19 |
22 |
24 |
27 |
30 |
32 |
36 |
41 |
46 |
50 |
55 |
60 |
65 |
70 |
75 |
80 |
| |
Grade A min |
3.02 |
3.8 |
4.82 |
5.3 |
5.82 |
6.78 |
7.8 |
9.78 |
10.7 |
12.7 |
16.7 |
18.7 |
21.67 |
23.7 |
26.67 |
29.7 |
31.61 |
35.4 |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
| |
Grade B min |
/ |
/ |
/ |
/ |
/ |
6.64 |
7.6 |
9.64 |
10.6 |
12.6 |
16.6 |
18.5 |
21.16 |
23.2 |
26.15 |
29.2 |
31 |
35 |
40 |
45 |
49 |
53.8 |
58.8 |
63 |
68.1 |
73.1 |
78.1 |
| e |
Grade A min |
3.41 |
4.3 |
5.45 |
6 |
6.58 |
7.66 |
8.8 |
11.1 |
12.1 |
14.4 |
18.9 |
21.1 |
24.49 |
26.8 |
30.14 |
33.5 |
35.72 |
40 |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
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Grade B min |
/ |
/ |
/ |
/ |
/ |
7.5 |
8.6 |
10.9 |
11.9 |
14.2 |
18.7 |
20.9 |
23.91 |
26.2 |
29.56 |
33 |
35.03 |
39.6 |
45.2 |
50.9 |
55.37 |
60.8 |
66.4 |
71 |
76.95 |
82.6 |
88.25 |
| ,This standard specifies requirements for M1,6 to M52 hexagon head screws threaded up to the head, assigned to product grade A, for sizes up to M24 and lengths not exceeding 10d or 150 mm, and to product grade B for sizes greater than M24 or lengths exceeding 10 d or 150 mm. |
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| ,For thread sizes not greater than M4,also permitted without chamfered end |
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• Carton size : The ordinary carton (27*25*14.5CM) , or according to the demand of the customers.
• Packing : plastic bags,Box, carton , then put on pallets, or according to the demand of the customers.
• We are a typical China supplier with more than 10 years experiences on fasteners.We are professionally exporting under the standards of DIN, JIS, GB, ANSI, and BS, as well as nonstandard fasteners. Now we have gained close cooperation with clients from Canada, Dubai, Europe, India,Chile,Peru and Russia, and won good comments from users. We always fulfilling customers' expectations by following the principle of "Providing services whenever and wherever our customers need it" to establish a steady beneficial relationship and wining customers' hearts. If you need more information, please contact our sales department.
Audited Supplier 
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