







Cross flange screws are a truly remarkable type of fastener, known for their innovative structure and exceptional functionality. Here's an in-depth exploration of what makes them indispensable:
1, Structural Characteristics
1. Head Design:
Featuring a cross groove head, these screws are crafted for seamless installation and swift removal with a Phillips screwdriver, significantly boosting operational efficiency.
• Flange Face: Situated just beneath the screw head, the flange face or flange plate magnificently expands the contact surface between the screw and the connected element, ensuring enhanced fastening capability and superior sealing performance.
2. Screw Part:
The body of the screw is cylindrical, adorned with external threads designed to harmonize perfectly with a nut, facilitating a robust, tight connection between parts.
2, Classification and Specifications
1. Head Type:
Cross flange screws exhibit a variety of head designs, notably flat head and concave head, each tailored to accommodate diverse installation requirements.
2. Surface Treatment:
To suit varying operational environments, the screw surfaces can undergo treatments like white plating, colorful yellow coating, or Dacromet coating, enhancing their rust resistance and visual appeal.
3. Specifications and Dimensions:
These screws come in a multitude of specifications, featuring different diameters, lengths, and thread configurations to cater to a wide array of application scenarios.
3, Application Scenarios
Cross flange screws are essential in scenarios demanding high-strength connections and optimal sealing, such as:
1. Mechanical Manufacturing: Crucial in connecting components like pipelines and flanges to ensure impeccable sealing and robustness.
2. Construction Engineering: Vital for securing steel structures and pipe supports, providing steadfast support and reliability.
3. Automotive Manufacturing: Integral to linking critical components like engines and transmissions, ensuring smooth and reliable vehicle operations.
4, Installation Precautions
1. Ensure Cleanliness: Before installation, it's crucial to confirm that the screw and connected surfaces are immaculate, devoid of oils and impurities, to maintain optimal fastening efficacy.
2. Use Appropriate Tools: It is essential to employ the correct Phillips screwdriver to prevent damage to the screw head during installation.
3. Control Tightening Force: The tightening force should be meticulously controlled to prevent over-tightening, which may break the screw or deform parts, or under-tightening, which can compromise fastening and sealing.
4. Regular Inspection: Regular checks on the screws' fastening status are imperative to ensure continued safety and reliability.
In summary, cross flange screws are celebrated in the industrial realm for their distinctive design and unparalleled fastening capabilities. Selecting and using them correctly is paramount for ensuring the safety and stability of any engineering endeavor.