It specifies requirements for:
The classic "3-layer" system is defined in detail: din 30678 pdf
If you just need the (without buying the PDF): It specifies requirements for: The classic "3-layer" system
This article provides an in-depth look at what DIN 30678 entails, why it is vital for modern industry, the technical details contained within the document, and the legal and practical considerations of accessing the PDF version. din 30678 pdf
The standard emphasizes that a coating is only as good as the surface it sits on. DIN 30678 outlines the necessary preparation of the steel surface (often shot blasting to Sa 2.5 standard) before the PE is applied. This is crucial for the adhesion mechanisms