BSI PD ISO/TR 10825-2:2022 – TC:2023 Edition
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Tracked Changes. Gears. Wear and damage to gear teeth – Supplementary information
| Published By | Publication Date | Number of Pages |
| BSI | 2023 | 164 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | 30467846 |
| 107 | A-30445074 |
| 108 | National foreword |
| 114 | Foreword |
| 115 | Introduction |
| 117 | 1 Scope 2 Normative References 3 Terms and definitions 4 Overview and warnings 4.1 Overview |
| 118 | 4.2 Warnings 5 Tribological damage (non-fatigue) 5.1 General 5.2 Polishing 5.2.1 General |
| 119 | 5.2.2 Summary of methods that have been observed to reduce the risk of polishing 5.3 Scratches 5.4 Abrasive wear 5.4.1 General 5.4.2 Sources of particles that cause abrasive wear |
| 120 | 5.4.3 Methods for reducing abrasive wear |
| 121 | 5.5 Scuffing 5.5.1 General |
| 122 | 5.5.2 Methods for reducing the risk of scuffing |
| 123 | 5.5.3 Summary of methods that have been observed to reduce the risk of scuffing |
| 124 | 5.6 Adhesive wear (Adhesion) 5.6.1 General |
| 125 | 5.6.2 Summary of methods that have been observed to reduce the risk of adhesive wear 5.7 Fretting corrosion 5.7.1 General 5.7.2 False brinelling |
| 126 | 5.7.3 Fretting corrosion 5.7.4 Summary of methods that have been observed to reduce the risk of fretting |
| 127 | 5.8 Interference wear 6 Fatigue damage 6.1 Fatigue cracks 6.2 Contact fatigue 6.2.1 General 6.2.2 Micropitting |
| 131 | 6.2.3 Macropitting |
| 135 | 6.2.4 Case crushing (subcase fatigue) |
| 136 | 6.2.5 White layer flaking 6.2.6 Tooth flank fracture (TFF) (subsurface initiated bending fatigue) |
| 137 | 6.2.7 Tooth interior fatigue fracture, TIFF |
| 138 | 6.3 Bending fatigue 6.3.1 Tooth root fatigue fracture |
| 143 | 6.3.2 Rim web and hub cracks |
| 144 | 7 Non-fatigue fracture 7.1 General |
| 145 | 7.1.1 Brittle fracture |
| 146 | 7.1.2 Summary of methods that have been observed to reduce the risk of brittle fracture |
| 147 | 7.1.3 Ductile fracture 7.1.4 Mixed mode fracture 7.2 Tooth root rupture 7.3 Tooth end rupture |
| 148 | 7.4 Tooth shear fracture 8 Plastic Deformation 8.1 General 8.2 Indentation 8.3 Brinelling 8.4 Cold flow 8.5 Hot flow 8.6 Root fillet yielding |
| 149 | 8.7 Fracture after plastic deformation 8.8 Rolling 8.9 Tooth hammer 8.10 Rippling 8.11 Ridging 8.12 Burr 8.13 Interference deformation 8.13.1 Tip to root fillet interference 8.13.2 Tip-to-dedendum interference |
| 150 | 8.13.3 Tight mesh 9 Manufacturing problems 9.1 Forging cracks 9.2 Hardening cracks 9.2.1 General 9.2.2 Thermal stresses 9.2.3 Stress concentration due to heat treatment |
| 151 | 9.2.4 Quench severity 9.2.5 Phase transformation 9.2.6 Material defects 9.2.7 Heat treating practice 9.2.8 Tempering practice |
| 152 | 9.2.9 Detection of hardening cracks 9.2.10 Summary of methods that have been observed to reduce the risk of hardening cracks 9.3 Grinding cracks 9.3.1 General 9.3.2 Summary of methods that have been observed to reduce the risk of grinding cracks |
| 153 | 9.4 Hydrogen and internal residual stress gear failures 9.4.1 General 9.4.2 Hydrogen flake term |
| 154 | 9.4.3 Fish eye 9.4.4 Segregation cracks |
| 155 | 9.4.5 Deferred breakage 9.5 Grinding burn (temper due to grinding) 9.6 Grinding notch |
| 156 | 9.7 Scaling 9.8 Case/core separation 9.8.1 General 9.8.2 Summary of methods that have been observed to reduce the risk of case/core separation |
| 157 | 10 Other surface damage 10.1 Corrosion 10.1.1 General 10.1.2 Summary of methods that have been observed to reduce the risk of corrosion |
| 158 | 10.2 Cavitation 10.3 Erosion 10.4 Electric discharge 10.4.1 General |
| 159 | 10.4.2 Summary of methods that have been observed to reduce the risk of electrical discharge damage 10.5 Overheating |
| 160 | Bibliography |
