I'm searching for a mathematical approach to well describe the creep （or stress relaxation）of helical-coil compression spring.I've got the spring parts and can Experiment with these parts .I need extra theoretical analysis which my experiment is trying to support.
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Related: https://engineering.stackexchange.com/q/2242/33 – hazzey Apr 26 '19 at 15:01
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You need to understand Young's Modulus for the metal and determine the minimum load before creep occurs and the relation between it and fourth dimension leading (time) – Rhodie Jun 08 '19 at 14:58