2023DIN 3991-1:2023-08 Calculation of load capacity of bevel gears - Part 1: Introduction and general influence factors / Note: Date of issue 2023-07-14*Intended as replacement for DIN 3991-1 (1988-09).
1988DIN 3991-1:1988-09 Calculation of load capacity of bevel gears without pinion offset; introduction and general influence factors
1988DIN 3991-1:1988 Calculation of load capacity of bevel gears without pinion offset; introduction and general influence factors