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A comprehensive guide to gear terminology, covering key concepts like modules, addendum, dedendum, backlash and clearance in mechanical gear systems.
Surface finish describes texture requirements for surfaces, including roughness (small defects), waviness (larger imperfections), and lay (pattern orientation). Symbols on technical drawings specify these textures and necessary manufacturing processes, helping to avoid extra costs and delays.
J threads, are modified UN and metric threads where the external thread features a more rounded root profile, reducing stress points and enhancing durability under vibration, fatigue, and temperature changes.
Minimum wall thickness in CNC machining affects component performance. Understanding material-specific limits helps balance mass reduction with manufacturability.
This article explains the differences between cut and rolled threads. Cut threads are made by removing material, which can weaken the body. Rolled threads are pressed into the body without removing material, enhancing fatigue properties.
An undercut is a machined feature providing clearance for mating parts or tools. Common uses include seating shoulders and thread relief for cutting tools.
Learn about cylindrical stress in pressurised components, including hoop and longitudinal stress calculations, with important safety considerations for real-world applications.
A guide to sizing and installing fasteners, covering tensile/shear stress calculations, pre-load requirements, installation torques, and bolt elongation measurements.