You're looking for information on the DIN 7504 K standard!

Common Applications of DIN 7504 K Screws

  1. Dimensions: The standard specifies the dimensions of self-tapping screws, including the head height, head width, thread length, and overall length.
  2. Thread: The standard defines the tapping screw thread, which is designed for forming threads in materials like metal sheets or plastics.
  3. Material: Self-tapping screws must be made from materials like steel, stainless steel, or brass, with specific requirements for surface finish and corrosion resistance.
  4. Testing: The standard outlines the testing requirements for self-tapping screws, including tensile strength, shear strength, and torque tests.

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To successfully implement DIN 7504 K fasteners, engineers must adhere to specific design rules regarding the receiving component:

Here are some key specifications outlined in the DIN 7504 K standard:

  1. Introduction: An introduction to the standard and its scope of application.
  2. Normative References: A list of other standards and regulations that are referenced in the standard.
  3. Terms and Definitions: A list of terms and definitions used in the standard.
  4. Design Requirements: The requirements for designing bolted connections.
  5. Material Requirements: The requirements for materials used in bolted connections.
  6. Tightening Requirements: The requirements for tightening bolted connections.
  7. Inspection Requirements: The requirements for inspecting bolted connections.
  8. Testing: The requirements for testing bolted connections.