UNI ISO 11891:2023
Current
Current
The latest, up-to-date edition.
Hot formed helical compression springs - Technical specifications
Published date
26-10-2023
This International Standard specifies the materials, shapes, spring characteristics, tolerances, manufacturing requirements and test methods for common helical compression springs, which are made from hot coiled round section steel bar, and then quenched and tempered (hereinafter simply "springs").
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