Pdf | Din 7504 K Standard

The DIN 7504 K standard is widely used in various industries, including:

The Definitive Guide to the DIN 7504 K Standard for Hexagon Washer Head Self-Drilling Screws

Official, unedited copies of the full can be purchased and downloaded through recognized standards organizations, such as:

Measured from the base of the flange to the top of the hex head.

To avoid tool breakage, stripped threads, or joint failure when working with DIN 7504 K fasteners, adhere to these guidelines: din 7504 k standard pdf

The standard specifies requirements for self-drilling tapping screws with a hexagon head and collar (flange) . These screws are designed to drill their own pilot hole and form their own mating threads in a single operation, eliminating the need for pre-drilling in materials like sheet metal or heavy profiles. Key Technical Specifications

When referencing a DIN 7504 K standard PDF or data sheet, engineers look for specific geometric variables to ensure compatibility with mating components and installation tools. The screw consists of three distinct zones: the driving head, the threaded body, and the drilling point (often referred to as a "TEK" point). Major Dimensional Parameters:

Typically ranges from ST 2.9 to ST 6.3.

While the technical specifications have transitioned to the international equivalent , industry engineers and purchasing managers globally still rely heavily on the classic DIN 7504 K documentation for sourcing and quality control. Technical Dimensions and Size Chart (Form K) The DIN 7504 K standard is widely used

Always verify the specified in the standard. Too small = breakage; too large = thread stripping. The 2016 edition provides updated formulas for hole sizes based on material thickness and strength.

The length of the pilot drill section, which determines the maximum thickness of the steel plate it can penetrate. 2. Common Reference Dimension Table (Approximate Values) Nominal Thread Size (d) Hex Drive Size (s) Collar Diameter (dc) max Head Height (k) max Max Drilling Capacity (Steel) ST 3.5 Up to 2.0 mm ST 4.2 Up to 3.0 mm ST 4.8 Up to 4.4 mm ST 5.5 Up to 5.25 mm ST 6.3 Up to 6.0 mm Material and Coating Options

When downloading or evaluating a DIN 7504 K standard PDF from a supplier, always verify the material certifications (3.1 certificates), dimensional tolerances, and coating thickness to ensure compliance with your project's safety requirements.

If you locate a genuine , it will typically include the following critical sections: Key Technical Specifications When referencing a DIN 7504

| Thread Size (d) | Pitch (P) | Head Height (k), max | Collar Diameter (dc), max | Width Across Flats (s), max | Drill Point Diameter (dp), max | | :--- | :--- | :--- | :--- | :--- | :--- | | | 1.1 mm | 2.8 mm | 6.3 mm | 4 mm | 2.3 mm | | ST 3.5 | 1.3 mm | 3.4 mm | 8.3 mm | 5.5 mm | 2.8 mm | | ST 3.9 | 1.3 mm | 3.4 mm | 8.3 mm | 5.5 mm | 3.1 mm | | ST 4.2 | 1.4 mm | 4.1 mm | 8.8 mm | 7 mm | 3.6 mm | | ST 4.8 | 1.6 mm | 4.3 mm | 10.5 mm | 8 mm | 4.1 mm | | ST 5.5 | 1.8 mm | 5.4 mm | 11.0 mm | 8 mm | 4.8 mm | | ST 6.3 | 1.8 mm | 5.9 mm | 13.5 mm | 10 mm | 5.8 mm |

Disclaimer: This article is for informational purposes. Always refer to the latest official standard from DIN Media for legal and engineering compliance.

: Maximum diameter of the integrated washer/flange. Performance and Application DIN 7504 K Self-Drilling Screws Overview | PDF - Scribd

Enter the . This German industrial standard (Deutsches Institut für Normung) specifies a specific type of self-tapping screw designed for use in metals. If you are an engineer, a production manager, or a maintenance technician working with thin sheets of steel, aluminum, or non-ferrous metals, you have likely searched for the DIN 7504 K standard PDF to understand its dimensional requirements, mechanical properties, and application guidelines.