China Corrugated Spring Washer Manufacturer, Supplier, Factory

What Are Corrugated Spring Washers?

Corrugated spring washers are essential components in fastening systems, designed to provide a reliable spring action and maintain tension in assemblies subject to vibration or thermal expansion. These washers are distinct from other types, such as Split Spring Washers, which feature a single cut and helical form, or standard Spring Washers that offer general spring pressure. Unlike split lock washers that focus on locking by biting into surfaces, corrugated washers use their wavy design to absorb shock and compensate for movement. They are also an alternative to Split spring lock washers, combining spring and locking functions, but provide smoother, more consistent pressure distribution. Ideal for applications where space is limited and high resilience is needed, corrugated spring washers help prevent loosening and extend the life of fastened joints.

Key Specifications of Corrugated Spring Washers

The Corrugated Spring Washer is engineered with precision to meet demanding industrial standards. Its unique corrugated (wavy) profile allows it to act as a spring, applying continuous force to maintain clamp load. This design is particularly effective in environments with frequent temperature fluctuations or dynamic loads, as it compensates for material expansion and contraction. Common applications include automotive systems, machinery, electronics, and construction, where reliable vibration resistance is crucial. The Corrugated Spring Washer is typically made from high-carbon steel or stainless steel, ensuring durability and corrosion resistance. It is available in various sizes and thicknesses to fit specific bolt and screw dimensions. Below are detailed parameters presented in lists and tables for clarity.

Materials and Finishes

• High-Carbon Steel: Offers high strength and hardness, suitable for general-purpose use.
• Stainless Steel (Grades 304 and 316): Provides excellent corrosion resistance for harsh environments.
• Zinc Plating: Enhances corrosion protection and improves appearance.
• Phosphate Coating: Adds a layer for better lubrication and rust resistance.

Standard Sizes and Dimensions

Performance Characteristics

• Spring Rate: Typically ranges from 100 to 500 lb/in, depending on size and material.
• Operating Temperature: Can withstand temperatures from -40°F to 500°F (-40°C to 260°C).
• Corrosion Resistance: Varies by material; stainless steel options offer superior performance in moist conditions.
• Compression: Designed to deflect under load, maintaining tension without permanent deformation.