Din 1624 Standard Pdf Extra Quality

Higher quality finish for coating applications. DIN 1624 Applications and Use Cases

If you cannot find an original , follow this engineering conversion process:

Therefore, no active DIN standard legally authorizes the use of DIN 1624 for new product certifications. However, the standard remains relevant for:

: These steels are designed for cold forming and surface refinement but are not suitable for quench hardening or tempering .

The prefix "RRSt" stood for Rimmed or Rephosphorized Steel for improved drawing properties.

The most common material used, typically low-carbon steel (e.g., class 4.8 or similar) optimized for cold forming and stamping.

: Tensile strength, yield point, and surface finish.

The DIN 1624 standard historically covered , but the designation is now most commonly used in industry for 4-prong tee nuts used in woodworking. Current Status and Replacements

: Typically ranges from 6 mm to 15 mm depending on thread size .