|
GB21-76 |
M8 |
M10 |
M12 |
M14 |
M16 |
M18 |
M20 |
Screw Length when Bolt Length ¡Ü125L |
22+3.00 |
26+3.50 |
30+4.00 |
34+4.50 |
38+4.50 |
42+5.00 |
46+5.00 |
When Bolt Length but ¡Ü200
- L |
28+3.00 |
32+3.50 |
36+4.00 |
40+4.50 |
44+4.50 |
48+5.00 |
52+5.00 |
When Bolt Length but ¡Ü200£¾200
L |
|
45+3.50 |
49+4.00 |
53+4.50 |
57+4.50 |
61+5.00 |
65+5.00 |
Full thread allowed
for this length. |
35.00 |
45.00 |
50.00 |
55.00 |
65.00 |
70.00 |
75.00 |
Thread
Rolled Blank (6gGrade) D |
MAX |
7.10 |
8.90 |
10.70 |
12.55 |
14.55 |
16.20 |
18.20 |
MIN |
7.05 |
8.85 |
10.65 |
12.50 |
14.50 |
16.15 |
18.15 |
Thick Rod Diameter
D3 |
MAX |
8.00 |
10.00 |
12.00 |
14.00 |
16.00 |
18.00 |
20.00 |
MIN |
7.05 |
8.85 |
10.65 |
12.50 |
14.50 |
16.15 |
18.15 |
hexangular
subtense S |
MAX |
12.00 |
14.00 |
17.00 |
19.00 |
22.00 |
24.00 |
27.00 |
MIN |
11.76 |
13.76 |
16.76 |
13.72 |
21.72 |
23.72 |
26.72 |
Head Height
H |
MAX |
5.24 |
6.24 |
7.29 |
8.29 |
9.29 |
10.29 |
11.35 |
MIN |
4.76 |
5.76 |
6.71 |
7.71 |
8.71 |
9.71 |
10.65 |
When Bolt Length but ¡Ü200 Tolerance
L2
DiameterM5 - M20 |
5-8 |
10-25 |
28-50 |
55-100 |
>110 |
|
|
|
+0.40 |
+0.70 |
+1.00 |
+1.30 |
+1.50 |
|
|
|
-0.40 |
-0.70 |
-1.00 |
-1.30 |
-1.50 |
|
|
|
|
|
(4.6,4.8,6.8,8.8,10.9,12.9Grade)
|
|