The cylindrical head design of Black oxide And Adhesive Hex Socket Head Cap Screws provides a larger bearing surface, improving load distribution and resistance to shear forces. Black oxide And Adhesive Hex Socket Head Cap Screws are widely used in machinery, automotive, and construction industries, where both strength and precision are essential. Their combination of reliable performance and aesthetic appeal makes them suitable for both functional and decorative applications, providing a dependable fastening solution for diverse engineering needs.
Attribute |
Value |
Grade |
12.9 |
Thread Size |
M2-M8 |
Head Shape |
Hex Socket Cap |
Material |
Steel |
Finish |
BlackAnd Adhesive |
Thread Type |
Metric |
Standards Met |
DIN 912 |
• Various thread sizes available, including from M2 to M8
• High-quality threaded design ensures a comfortable screw into the socket
• 12.9 grade high tensile steel as standard
• Cost effective
As Black oxide And Adhesive Hex Socket Head Cap Screws’ surface is treated with blackening to form a dense oxide film, this not only gives the screw a uniform and deep black appearance, meeting the requirements of aesthetically pleasing application scenarios, but also greatly enhances its corrosion resistance, allowing it to maintain good condition in humid and slightly corrosive environments. The adhesive coating process further enhances the fastening performance of the screw. The adhesive is filled between the screw and the connected part, and after curing, it generates strong adhesive force, effectively resisting external forces such as vibration and impact, and preventing the screw from loosening. That's why Black oxide And Adhesive Hex Socket Head Cap Screws have shown great potential in many fields. In automobile manufacturing, they are used to connect key parts of the engine and chassis, ensuring the safety of vehicle operation; During the production of electronic devices, it is possible to firmly fix components such as circuit boards and casings to avoid affecting device performance due to screw problems; In mechanical manufacturing, it can ensure stable operation of various mechanical equipment under complex working conditions; In the furniture industry, the structural strength of furniture has been enhanced; In the field of architectural decoration, whether it is the installation of doors and windows or the fixation of decorative lines, their excellent performance can ensure the quality and aesthetics of the project.
The dark, professional appearance blends seamlessly with machinery and equipment, offering Black Oxide and Adhesive Hex Socket Head Cap Screws with a subtle ideal for applications requiring low visibility or a polished look. The cylindrical head design includes a precision-machined internal hex socket, ensuring clean lines and compatibility with standard Allen keys. The screws’ threads are pre-coated with a high-strength adhesive.
These screws combine the functional benefits of black oxide treatment and adhesive technology. The black oxide coating of Black Oxide and Adhesive Hex Socket Head Cap Screws enhances corrosion resistance, reduces light reflection, and provides mild wear protection, making the screws suitable for indoor or mildly corrosive environments. The pre-applied adhesive cures after installation, forming a permanent bond that prevents loosening. Their dual advantage of corrosion resistance and vibration-proof performance reduces maintenance needs and extends service life. Additionally, the black oxide finish offers a cost-effective alternative to more expensive coatings while maintaining a professional appearance.