Tabella Gola Uni Iso 4755 [better] Jun 2026

): The diameter of the recessed portion, typically smaller than the thread's minor diameter to ensure clearance. Undercut Width (

The angle between the undercut and the threaded portion should typically be at least 30° . tabella gola uni iso 4755

The UNI ISO 4755 standard specifies the form and dimensions for thread undercuts on fasteners with external metric ISO threads. It provides a standardized "relief groove" at the end of a threaded section, allowing a cutting tool to exit cleanly and ensuring a flat seat for the mating component. Why are Undercuts Necessary? ): The diameter of the recessed portion, typically

Today, the is the silent hero of assembly lines. It provides a simple lookup for dimensions like: : The diameter of the undercut. : The width and transition lengths of the groove. It provides a standardized "relief groove" at the

If you were looking for a different type of groove, you might be interested in:

: Una gola ben raccordata riduce l'effetto intaglio, migliorando la resistenza a fatica del componente. Lavorazione CNC