Din 7504 K Standard Pdf -

The outer diameter of the integrated washer base.

Applied for high-exposure outdoor applications, offering up to 1000+ hours of salt spray resistance without causing hydrogen embrittlement.

Thanks to their high clamping force, heavy-duty drive profile, and integrated washer, DIN 7504 K screws are highly favored in industrial and structural engineering. din 7504 k standard pdf

Relation to Other Standards

The "K" variant specifically designates a (hex washer head). This integrated washer distributes the clamping load across a wider surface area, protecting the fastened material from damage and preventing pull-through. Standard Dimensional Parameters The outer diameter of the integrated washer base

Understanding the DIN 7504 K Standard: Specifications, Dimensions, and Applications

Fastening steel studs, tracks, and bracketry. Relation to Other Standards The "K" variant specifically

| Original DIN Standard | Replaced by ISO Standard | ISO Title | | :--- | :--- | :--- | | (Hexagon head with collar) | ISO 15480 | Hexagon washer head self-drilling screws with tapping screw thread | | DIN 7504 M (Cheese/Pan head) | ISO 15481 | Pan head self-drilling screws with tapping screw thread | | DIN 7504 O (Countersunk head) | ISO 15482 | Countersunk head self-drilling screws with tapping screw thread | | DIN 7504 N/L (Various head styles) | ISO 15483 | Raised countersunk head self-drilling screws with tapping screw thread |

The thickness of the hexagonal head excluding the flange.