Din 17243 Pdf Info

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| Parameter | Requirement (example) | |-----------|----------------------| | Material | Unalloyed steels (C quality) | | Diameter range | 5 mm to 20 mm (wire rod) | | Delivery condition | Untreated or patented (for cold drawing) | | Chemical composition | Controlled C, Mn, P, S (e.g., C 60, C 67, C 75, C 85 grades) | | Surface quality | Must be suitable for patenting and drawing | din 17243 pdf

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Yes. For example:

A: The closest US grade is AISI 6150 (SAE J404). However, SAE 6150 has slightly different vanadium and carbon content. Always check cross-reference tables. for automotive suspension springs

DIN 17243 was a German standard titled:
"Wire Rods for Springs; Technical Terms of Delivery for Unalloyed Steel Wire Rods for Patented Cold Drawn Spring Steel Wire"

In simple terms: It defined the raw material (hot-rolled wire rod) used to make spring steel wire (e.g., for automotive suspension springs, valve springs, clips).