Hexagon Socket Round Head Screws A4-70

Hexagon Socket Round Head Screws A4-70 BS 2470

About the product size and usage introduction of Hexagon Socket Round Head Screws

BS 2470 Standard Size Data Sheet

Introduction to Hexagon Socket Round Head Screws

Hexagon socket round head screws, also known as button head cap screws or socket button head screws, are a type of fastener characterized by their cylindrical head with a hexagonal socket drive and a rounded top. Here are some key features and applications:

Key Features:

  1. Hexagonal Socket Drive:
  • Allows for a strong, secure grip with a hex key or Allen wrench.
  • Facilitates easy installation and removal in tight spaces.
  1. Round Head:
  • Provides a clean, smooth finish.
  • Minimizes snagging or catching on surrounding objects.
  1. Materials:
  • Typically made from steel, stainless steel, or alloy steel.
  • Can be coated with zinc, black oxide, or other finishes for corrosion resistance.
  1. Sizes:
  • Available in various diameters and lengths to suit different applications.
  • Commonly specified by metric (M3, M4, M5, etc.) or imperial (inch-based) measurements.

Applications:

  1. Machinery and Equipment:
  • Used in assembling mechanical parts where a flush finish is desired.
  • Often found in automotive, aerospace, and industrial equipment.
  1. Electronics:
  • Securely fastens components without causing damage or short circuits.
  1. Furniture:
  • Provides a sleek, finished look while maintaining strong assembly.
  1. DIY Projects:
  • Popular in hobbyist and maker communities for their ease of use and aesthetic appeal.

Advantages:

  • Strong and Durable: Can withstand significant torque and stress.
  • Aesthetic Appeal: Provides a polished look suitable for visible joints.
  • Versatile: Suitable for a wide range of materials and applications.

Installation Tips:

  • Correct Tool Size: Ensure using the correct size hex key to prevent stripping the socket.
  • Torque Specifications: Follow manufacturer recommendations for tightening torque to avoid over-tightening.
  • Thread Locking: Use thread-locking compounds for applications subject to vibration.

When choosing hexagon socket round head screws, consider the specific requirements of your project, including the material, finish, size, and any environmental conditions the fasteners will be exposed to.