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18
+
YEARS OF EXPERIENCE
3000㎡+
FLOOR SPACE
160
+
MACHINERY EQUIPMENT
3500
+
SATISFIED CUSTOMERS
The 5/16-18 carriage bolt with a square neck is a unique fastening for high-strength connections, which has excellent anti-loosening properties, and ease of installation. With its distinct head and neck design, the bolt can effectively prevent loosening and reduce the risk of equipment failure.
The square neck bolt features a square shoulder at the head, which provides superior resistance when tightened. The square shoulder neck gives the bolt a clean and structured look, making it ideal for applications where performance and appearance are needed.
Thanks to its unique design, the bolt is highly effective in preventing loosening under vibration or shock, which is crucial for maintaining equipment integrity in dynamic environments.
Manufactured from high-strength materials such as carbon steel, alloy steel, or stainless steel, the 5/16-18 carriage bolt with a square neck is capable of withstanding high loads and pressures. It offers exceptional tensile and torque strength.
The 5/16-18 carriage bolt with a square neck is a trusted solution for applications that require high load-bearing capacity, and anti-loosening performance. It is a great choice for various industries, such as automotive, aerospace, construction, and machinery.
Specification
|
d |
P |
b |
dk |
S |
k |
k1 |
||||
|
max |
min |
max |
min |
max |
min |
max |
min |
max |
||
|
M4 |
0.7 |
50 |
7.8 |
8.2 |
3.7 |
4 |
1.7 |
2 |
2.6 |
2.9 |
|
M5 |
0.8 |
50 |
10 |
11.2 |
4.7 |
5 |
2.1 |
2.4 |
3 |
3.3 |
|
M6 |
1 |
50 |
12 |
12.8 |
5.6 |
5.9 |
3.2 |
3.6 |
3.6 |
3.9 |
|
M8 |
1.25 |
50 |
16 |
17 |
7.6 |
8 |
3.6 |
4.1 |
4.1 |
4.6 |
|
M10 |
1.5 |
50 |
20 |
21 |
9.6 |
10 |
4 |
4.6 |
5.8 |
6.3 |
|
M12 |
1.75 |
50 |
21 |
23 |
11.3 |
11.8 |
5.4 |
6.1 |
7 |
7.6 |
Product Picture
Production Process
Quality Control
Surface Treatment
Offer a variety of surface treatments for our screws to meet different needs and environmental conditions. Such as zinc plating, nickel plating, hot-dip galvanizing, anodizing, zinc nickel alloy, dacromet coating, phosphating, etc.
Custom Service
With 18 years of experience in the fasteners area, Zeyao Hardware specializes in manufacturing custom fasteners, including screws, bolts, nuts, rivets, standoffs, spacers, wrenches, pins, and more. Welcome to send your inquiries to get a free quote.
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