MITCalc - Compression Springs
The calculation is intended for the purposes of geometric and strength designs of helical compression cylindrical springs made of wires and rods of circular sections, loaded with static or fatigue loading. Application is developed in MS Excel, is multi-language, supports Imperial and Metric... - Calculation of installation dimensions for known loading and production parameters of the spring. ... - The application includes a table of commonly used spring materials according to ISO, ASTM/SAE, DIN, BS, JIS and others.
http://www.mitcalc.com/download/MITCalcSprComp01.exe - 2Mb - Download - Screenshot

MITCalc - Springs - 15 types
The calculation is to be used for geometrical and strength design of metal springs of various types and designs, subjected to static or cyclic loads. Application is developed in MS Excel, is multi-language, supports Imperial and Metric units and solves the following main tasks: 1) Geometrical... The application includes a table of commonly used spring materials according to EN, ASTM/SAE, DIN, BS, JIS, UNI, SIS, CSN and others. ... This module is a part of MITCalc - Calculation Package for gear, belt and chain drives, springs, beam, shaft, bolt connection, shaft connection, tolerances and...
http://www.mitcalc.com/download/MITCalcSprings01.exe - 2Mb - Download - Screenshot