Descriptors | Spur gears, Helical gears, Mathematical calculations, Load capacity, Gear drives, Mechanical transmission systems, Design calculations, Grades (quality), Endurance testing, Gear parameters, Durability, Steels, Pitting corrosion, Defects, Heat treatment, Cast-iron, Stress, Stress analysis, Dimensions, Tensile stress, Bending stress, Graphic representation, Alloy steels, Unalloyed steels, Quality, Approval testing, Acceptance (approval), Certificates of conformity, Hardening, Hardness testing, Hardness, Heat-treatable steels, Nitriding steels, Testing conditions |