邯鄲釘釘貿易有限公司 (喜力德) 

RAL Color Framer Screws / Roofing Screws
Material
Steel: Typically made from high-quality carbon or stainless steel, providing excellent strength and durability.
Alloy Options: For specific applications, screws may also be available in various alloys to enhance properties like corrosion resistance and mechanical strength.
Surface Treatment
RAL Color Coating: The screws are coated with a RAL color finish, ensuring not only aesthetic integration with roofing materials but also additional corrosion resistance. The RAL color system offers a wide range of colors for precise matching.
Galvanization: Zinc coating is often applied before the RAL color coating to enhance rust resistance and longevity.
Powder Coating: In some cases, screws might undergo powder coating to provide a uniform, durable, and decorative finish.
Function
Fastening: Designed to securely fasten roofing and framing materials, ensuring structural integrity and stability.
Sealing: Often paired with washers (like EPDM or PVC) to create a watertight seal, preventing leaks and protecting against weather damage.
Aesthetic Matching: The RAL color finish allows the screws to blend seamlessly with colored roofing materials, enhancing the overall visual appeal of the structure.
Application Scenarios
Residential Roofing: Ideal for use in residential projects where the visual appearance of the roof is important.
Commercial and Industrial Buildings: Used in commercial and industrial structures for both functional and aesthetic purposes.
Architectural Projects: Suitable for high-profile architectural applications requiring both durability and visual cohesion.
Outdoor Structures: Used in various outdoor constructions, such as pergolas, gazebos, and facades, where both performance and appearance matter.
Advantages
Durability: High-quality steel and robust coatings ensure long-term performance and resistance to environmental factors.
Corrosion Resistance: Enhanced by galvanization and RAL color coating, making these screws suitable for harsh and coastal environments.
Aesthetic Integration: Wide range of RAL colors allows for perfect matching with roofing materials, improving the overall look of the installation.
Versatility: Suitable for a variety of applications, from residential to industrial, due to their strong and reliable performance.
Ease of Installation: Designed for easy and secure installation, reducing labor time and costs while ensuring a tight fit and finish.