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Metric, Inch, Pipe & Trapezoidal Thread Tolerances. ISO, ASME and GOST standards
This application now supports ISO Metric, Unified Inch, Pipe, and Trapezoidal Thread Tolerances, providing detailed insights into the fundamental parameters of metric, inch, pipe, and trapezoidal cylindrical threads. Built on the ISO 965 standard, ASME/ANSI B1.1 standard, ISO 228, ANSI/ASME B1.20.1, ГОСТ 6357-81, and GOST 24737-81 standard.
Designed for precision and ease, this tool helps you efficiently determine essential thread specifications for metric, unified inch, pipe, and trapezoidal threads.
What's New in the Latest Version 2.3.1
Last updated on Mar 26, 2025
Added HSS drill size recommendations for ASME/ANSI B1.1 unified inch threads.
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ThreadFon: Multi-Thread Calc
2.3.1 by Dmitry Trofimov
Mar 26, 2025