Manual on Design and Application of Helical and Spiral Springs--SAE J795 |
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Common terms and phrases
active coils alloy steel Almen strips applications buckling carbon steel cent cold drawing compression and extension compression springs corrosive cross section curvature curves decrease diameter of spring dynamic loading dynamic stress elastic limit ELASTIC MODULUS electrical conductor elevated temperatures extension springs flat spiral springs formulae free height free length hard drawn heat treatment helical compression helical spring hot coiled hydrogen embrittlement incl increase initial tension inside diameter manufacture maximum stress mean coil diameter modulus of elasticity natural frequency number of active number of coils oil tempered wire PHOSPHOR BRONZE plain ends PRETEMPERED PROPERTIES ULTIMATE ELASTIC ratio rectangular wire residual stresses shot peening solid height space efficiency factor specified spring design spring index spring steel squared and ground static loading stress range surface tolerance torque torsion springs total number type of end type of spring ULTIMATE ELASTIC MODULUS values valve spring velocity volume of active wire diameter