Size
part no. |
Size |
d |
d1 |
d2 |
n |
h |
H |
|||||||
M |
Min |
Max |
Min[8.8] |
Max[8.8] |
Min[10.9] |
Max[10.9] |
[8.8] |
[10.9] |
Min[8.8] |
Min[10.9] |
Max[8.8] |
Max[10.9] |
||
CNBLW959M16 |
16 |
16.75 |
16.85 |
25 |
35.2 |
36.8 |
35.2 |
36.8 |
4 |
4 |
3.2 |
3.6 |
5.5 |
6 |
CNBLW959M20 |
20 |
20.95 |
21.05 |
29 |
44 |
46 |
44 |
46 |
5 |
6 |
3.6 |
3.6 |
6 |
6 |
CNBLW959M22 |
22 |
23.05 |
23.15 |
33 |
48.4 |
50.6 |
48.4 |
50.6 |
5 |
6 |
3.6 |
4 |
6 |
7 |
CNBLW959M24 |
24 |
25.15 |
25.25 |
38 |
52.8 |
55.2 |
52.8 |
55.2 |
6 |
7 |
4 |
4 |
7 |
7 |
CNBLW959M27 |
27 |
28.3 |
28.4 |
43 |
59.4 |
62.1 |
59.4 |
62.1 |
6 |
7 |
4 |
4 |
7 |
7 |
CNBLW959M30 |
30 |
31.45 |
31.55 |
46.5 |
66 |
69 |
66 |
69 |
7 |
8 |
4 |
4.8 |
7 |
7.5 |
CNBLW959M36 |
36 |
37.75 |
37.85 |
56 |
79.2 |
82.8 |
79.2 |
82.8 |
8 |
9 |
4.8 |
4.8 |
7.5 |
7.5 |
Materials
50# |
45# |
40Cr |
Finish
Zinc Plated |
Black |
Hot dip galvanized |
Mechanical galvanized |
Appliction
Used in many industries: energy, transportation, marine, mining ,construction and bridge construction, manufacturing, processing, shipbuilding, forestry and agriculture, heavy vehicles and military. |
Material and performance requirements shall be as specified in the ASTM F959M standard. |
ã€ÂÂ8.8】Type 8.8——For American Standard ASTM A325M Bolts. |
ã€ÂÂ10.8】Type 10.9——For American Standard ASTM A490M Bolts. |
Advantages
The highest security performance |
To prevent the vibration and dynamic load caused by loosening |
Easy to install and remove |
Locking effect is not affected by lubrication |
Regardless of the level of the pre tightening force has a good locking effect |
Can control the level of pre tightening force |
The same temperature characteristics with the standard bolt / nut |
Can be used repeatedly |