Technical resources

Engrenage : guide complet sur les types, paramètres et calculs
Gearing: A Complete Guide to Types, Parameters, and Calculations
How to size a helical gear for an industrial conveyor: A comprehensive guide with step-by-step calculations (Lewis formula, module, center distance), ISO 286 tolerances, SKF bearing selection, and a preventive... Read more...
ASTM A193 Grade B7 — Spécification technique complète : composition, propriétés mécaniques et conformité réglementaire
ASTM A193 Grade B7 — Full Technical Specification: Composition, Mechanical Properties, and Regulatory Compliance
ASTM A193 B7 fasteners are made from a base steel of AISI 4140 or AISI 4142. This alloy undergoes a quenching and tempering heat treatment at a minimum temperature of... Read more...
Profil ISO métrique, UNC/UNF et trapézoïdal — Filetages techniques industriels — Formules, tolérances et normes ISO 724, ASME B1.1, ISO 2904
Technical Threads: ISO Metric, UNC/UNF and Trapezoidal
Comprehensive technical guide covering the three main families of industrial threads: ISO metric (60° profile, 6g/6H tolerances), American UNC/UNF (TPI, 2A/2B classes) and trapezoidal Tr ISO 2904 (30° profile, motion... Read more...
Frette de serrage
Clamping ring
The shrink disk ensures precise and uniform tightening of industrial bolted joints. Full application of the VDI 2230 method for a shrink disk made of 42CrMo4 steel, 15 M10×26 hex... Read more...
Usinage de l'Inconel 718
Machining of Inconel 718
Inconel 718 is one of the most challenging superalloys to machine. Learn about its metallurgical properties, machining challenges, and assistive techniques—high-pressure and cryogenic—to optimize tool life and surface quality. Read more...