Understanding 2021 Size Specifications for Hex Nuts in Engineering Applications
The term no square can refer to a modification or an innovation in the traditional carriage bolt design. In a standard carriage bolt, the square shoulder prevents the bolt from spinning during installation, which is particularly useful when the nut is being tightened. However, in some applications, this feature may not be necessary or might even pose challenges.
The primary material used in the manufacture of hex bolts and nuts is stainless steel, which is known for its excellent mechanical properties and resistance to rust and corrosion. Stainless steel is an alloy primarily composed of iron, carbon, and chromium. The chromium content provides a protective layer that prevents oxidation and rust, making stainless steel ideal for applications exposed to moisture or aggressive environments.
- Strong Hold Despite their shorter length compared to other screw options, 25mm screws offer a robust hold when used correctly, especially in conjunction with the right materials and techniques.
Another common application is in the automotive industry
. Here, zinc hex nuts are used to secure engine parts, transmission components, and various fastenings throughout the vehicle. The added corrosion resistance provided by the zinc coating is particularly valuable in automotive contexts, where road salts and moisture can accelerate corrosion.