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PD ISO/TS 6336-4:2019 Calculation of load capacity of spur and helical gears - Calculation of tooth flank fracture load capacity, 2019
- undefined
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms, definitions, symbols and abbreviated terms
- 3.1 Terms and definitions
- 3.2 Symbols and abbreviated terms
- 3.3 Definition of local contact point, CP, and material depth, y
- 4 Definition of tooth flank fracture
- 5 Basic formulae
- 5.1 General
- 5.2 Maximum material exposure, AFF,max
- 5.3 Local material exposure, AFF,CP(y)
- 6 Local occurring equivalent stress, τeff,CP(y)
- 6.1 General
- 6.2 Local equivalent stress without consideration of residual stresses, τeff,L,CP(y)
- 6.2.1 General
- 6.2.2 Local normal radius of relative curvature, ρred,CP
- 6.2.3 Reduced modulus of elasticity, Er
- 6.2.4 Local Hertzian contact stress, pdyn,CP
- 6.3 Quasi-stationary residual stress, τeff,RS(y)
- 6.3.1 General
- 6.3.2 Method A
- 6.3.3 Method B
- 6.4 Influence of the residual stresses on the local equivalent stress, ∆τeff,L,RS,CP(y)
- 7 Local material strength, τper,CP(y)
- 7.1 General
- 7.2 Hardness conversion factor Kτ,per
- 7.3 Material factor Kmaterial
- 7.4 Hardness depth profile, HV(y)
- 7.4.1 General
- 7.4.2 Method A
- 7.4.3 Method B
- 7.4.4 Method C1
- 7.4.5 Method C2
- Annex A (informative) Calculation of local equivalent stress without consideration of residual stresses, τeff,L,CP(y)
- Bibliography [Go to Page]