ISO/TR 14179-2:2001 - Gears — Thermal capacity — Part 2: Thermal load-carrying capacity
Using formulas from Clause 5 of the PDF, you compute: iso tr 14179-2 pdf
Because this is a Technical Report (not a full International Standard), it is less prescriptive but more explanatory. It offers calculation methods rather than pass/fail criteria, which is why engineers need the original PDF to interpret the nuances. ISO/TR 14179-2:2001 - Gears — Thermal capacity —