Uses for Rivets in Manufacturing and Construction(strength metal Rupert)
- source:YESCOM CNC Machining
Aircraft and Aerospace Applications
Rivets are extensively used in the construction of aircrafts and spacecrafts. Aluminum and titanium rivets are commonly used to join sheets of aluminum in the exterior skin and interior structure of airplanes and helicopters. Rivets allow for strong, permanent joints while minimizing weight. They are also used in the construction of wings, fuselages, bulkheads, and control surfaces. The head and tail ends of rivets in aircraft are often flush for streamlined airflow.
Boats, Ships, and Marine Hardware
Marine grade rivets, often made of stainless steel, are important for building and repairing boats, ships, offshore platforms and other marine structures. They assemble fiberglass panels, connect railings and ladders, and fasten marine fittings. Stainless steel resists corrosion from saltwater exposure. Pop rivets allow for quick repairs and easy access into confined bilge spaces. Large ships may use structural rivets several inches in diameter to connect major components.
Bridges, Towers and Steel Infrastructure
Structural steel rivets play an integral role in the construction of bridges, transmission towers, offshore oil rigs, cranes, and frame structures. They provide the strength to withstand dynamic loading from traffic, wind, and equipment vibrations. Structural rivets are rated based on their diameter and tensile strength. Heavy duty rivet guns provide the power to drive large rivets through thick steel connections while maintaining proper clamping force.
Automotive, Rail and Heavy Equipment
Rivets are common in automotive manufacturing for attaching body panels, frames, engines, and interior components. Railroad car and locomotive construction relies on rivets to assemble frame members and sheet metal panels. Heavy machinery including bulldozers, cranes, and excavators use rivets throughout the vehicle frame and attachment points. Resilient metal rivets withstand shock, vibration and heat in vehicle applications.
HVAC Ducting and Piping Systems
Sheet metal screws are commonly used to assemble commercial HVAC ducting. However, rivets provide a stronger and more permanent joint resistant to vibration and leaks. Nylon and stainless steel rivets suitable for HVAC systems are installed with pneumatic rivet guns. Rivets also affix brackets and straps used to support ducting and pipes. Plastic tubing systems rely on rivets designed for joining plastics to metals and other materials.
Building and Roofing Materials
Rivets provide versatile fastening solutions for connecting building materials. Aluminum and stainless steel rivets assemble metal roofing, siding panels, rain gutters, and skylights. Hard plastic rivets affix acrylic and polycarbonate glazing. Pop rivets come in colors to blend with materials used on structures. Structural rivet grades fasten critical points like rafters, anchors, and storm braces. Rivet strength resists damage from wind, storms, and earthquakes.
Securing Railway Tracks
Railroad tracks are held in place using large spikes or special bolts. However, vibrations still cause tracks to shift or loosen over time. To provide additional strength, rivets are driven into the railway tie plates and rails. This extra reinforcement improves stability and alignment for a smoother ride. Riveted connections better distribute the dynamic loads exerted by trains passing over the track.
Electronic Device Enclosure and Assembly
Electronics often use small specialty rivets to assemble components and enclose finished products. Stainless steel rivets offer good electrical conductivity while resisting corrosion. Nylon and acrylic rivets provide electrical insulation between sensitive electronic parts. Pop rivets allow for access to internal electronics for service and upgrades. Press fit rivets assemble cases while reducing electromagnetic interference.
Rivets have countless uses assembling and strengthening common household items. Aluminum pop rivets fasten heating ducts behind dryers. Furniture often connects steel frames with rivets that can't unscrew. Nylon rivets assemble plastic cups and toys, allowing for pivoting movement. Denim jeans use copper rivets to reinforce stress points and prevent tearing. Rivets also improve grip on handles of pots, pans, tools, sporting goods and more.
Joining Dissimilar Materials
One advantage of rivets is the ability to join different materials that cannot be welded or fastened with screws. For example, rivets can fasten steel brackets to wood beams on a building. Plastic rivets join metals to plastics in electronic devices and machinery. Specialty rivets are made to withstand shear forces between materials with different expansion coefficients. This allows structures to endure temperature changes without damage.
Speed of Assembly
Riveting provides very rapid fastening when assembling large structures or mass produced components. Pneumatic rivet guns allow an operator to quickly drive hundreds of rivets per hour into place. This is much faster than bolting or welding, especially for assembling sheet metal. Robotic riveting machines further increase speed for large manufacturing runs. This boosts productivity and reduces labor costs.
Reliability and Reusability
Once installed, rivets form a permanent joint that will not loosen over time like screwed or bolted connections can. Rivets only fail when physically sheared in half from extreme forces. High strength aircraft-grade rivets have an incredibly reliable service life spanning decades. If needed, rivets can be drilled out and replaced, allowing for reuse of the original hardware and materials.
Maintenance Free Fastening
Unlike screwed fasteners, rivets do not require any maintenance after installation. There are no threads to periodically check for tightness. Properly installed and bucked rivets will never shake loose due to vibration. Rivet joints also eliminate any need for threadlocking compounds or anti-seize lubricants. The set-and-forget nature of rivets makes them ideal for critical structures and remote locations.
Rivets create very tightly clamped joints that seal out liquids and moisture. This makes rivets well suited for marine applications, plumbing, appliances, electronics housings, and any area exposed to water. To ensure a watertight seal, rivet diameters should match the hole size precisely. Compression can be further improved by using flexible sealing washers under the rivet head.
While steel rivets have good strength, they can corrode over time when exposed to water and chemicals. Stainless steel, aluminum, and titanium rivets provide excellent corrosion resistance in harsh environments. Plastics such as nylon, polyethylene, and Teflon are inherently corrosion proof as well. This makes specialized rivets suitable for offshore marine applications, chemical plants and electronics.
Rivets help reduce noise transmission through materials more effectively than screws and bolts. The tight clamping force eliminates gaps or movement between parts that can cause noise and vibration. Rivets made of soft materials like plastics, fiberglass or rubber can further dampen sound transmission. Noise reduction is important for vehicle interiors, appliances, and machinery.
Strength with Minimal Hardware
High-strength structural rivets can replace much larger bolts to save weight and material costs. Large rivets can carry immense loads using only a smooth pin shank rather than heavy hex heads and nuts. The riveting process also minimizes holes required for installation. These advantages make rivets ideal for aircraft and mass produced products where each gram and component counts.
The many unique capabilities of rivets make them a universally relied upon fastener for critical applications where performance and safety cannot be compromised. From aircraft and infrastructure to appliances and consumer goods, manufacturers continue finding new uses for rivet fastening technology. With ongoing advances in materials and installation methods, rivets will remain integral components keeping our modern world connected. CNC Milling CNC Machining