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China Suppliers Factory Galvanized Hexagon Head Combination Bolts with Spring Pads for Construction and Mechanical Applications
| Thread specifications d |
M3 | M4 | M5 | M6 | M8 | M10 | M12 | |
| a | Max | 1 | 1.4 | 1.6 | 2 | 2.5 | 3 | 3.5 |
| H | Max | 2 | 2.75 | 3.25 | 4 | 5 | 6.25 | 7.5 |
| dc | Reference value | 5.23 | 6.78 | 8.75 | 10.71 | 13.64 | 16.59 | 19.53 |
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Main Uses of Outer Hexagonal Screw with Spring Cushion Combination Screw
- 🔧 Fixed Connection: The outer hexagonal screw is used for fixing the connection of two or more parts, widely used in electronics, electrical appliances, electrical power, furniture, chemical, water conservancy, ships and other industrial equipment and devices.
- 🛡️ Shock Absorption and Mitigation: The cushion, as an elastic component, can effectively reduce vibration and impact, preventing vibration and loose screws.
- 🔒 Prevent Looseness: In the case of vibration or impact, the elastic cushion can make the screws more stable, reducing the risk of looseness.
- 📐 Adjust the Gap: When the gap between the screw and the part needs to be adjusted, the spring pad can play the role of gap adjustment.
- 🔇 Reduce Noise: The spring pad can reduce the vibration of the connector, reduce noise, and improve the comfort of use.
💡 The hexagonal outer screw belt cushion combination screw is widely used in the industrial field, especially in machining, assembly and maintenance. They can help workers to complete tasks more easily, and are increasingly favored by consumers.
❓ Frequently Asked Questions (FAQ)
Q
What is a hexagonal screw with spring pad combination bolt?
A hexagonal screw with spring pad combination bolt is a fastener assembly that integrates a hex head bolt with a spring washer (spring pad). The spring washer acts as an elastic component to prevent loosening, absorb vibration, and maintain a secure connection between joined parts.
Q
What thread sizes are available for the hexagonal screw with spring pad combination bolt?
The hexagonal screw with spring pad combination bolt is available in a range of standard metric thread sizes, including M3, M4, M5, M6, M8, M10, and M12, making it suitable for a wide variety of industrial and mechanical applications.
Q
What industries commonly use hexagonal screws with spring pad combination bolts?
These combination bolts are widely used across many industries, including electronics, electrical appliances, power generation, furniture manufacturing, chemical engineering, water conservancy, shipbuilding, and general industrial equipment assembly and maintenance.
Q
How does the spring pad prevent the screw from loosening?
The spring pad works as an elastic component that maintains constant pressure between the screw head and the connected parts. Under vibration or dynamic loads, the spring pad flexes slightly to compensate for any movement, keeping the screw firmly in place and significantly reducing the risk of loosening over time.
Q
What is the surface treatment of these combination bolts?
These combination bolts are galvanized, which means they are coated with a layer of zinc to protect against rust and corrosion. This makes them suitable for use in environments with moisture or exposure to chemicals, extending the service life of the fastener.
Q
Can the spring pad combination bolt be reused after disassembly?
While hexagonal screws with spring pad combination bolts can generally be reused a limited number of times, it is recommended to replace the spring washer after repeated disassembly and reassembly. Over time, the elasticity of the spring pad may decrease, reducing its effectiveness in preventing loosening and absorbing vibration.