Thread overview

Thread overview

Thread overview

Product catalog summary
Technical Information Overview
This document provides a comprehensive overview of various thread types, their specifications, and applications. It is structured to include the description, profile, code letters, abbreviations, nominal diameters, and relevant DIN standards for each thread type.
1. Metric ISO Threads
  • Standard Metric Threads: Used for general applications, with diameters ranging from 1 to 1000 mm, following DIN 13 standards.
  • Metric Threads for Force Fit: Designed for non-sealed connections in stud bolts, with diameters from 3 to 150 mm, as per DIN 13 part 51.
  • Metric Tapered Threads: Suitable for screwed plugs and grease nipples, with diameters from 6 to 60 mm, according to DIN 158.
2. Pipe Threads
  • Whitworth Pipe Threads: Includes cylindrical and tapered threads for pipes and fittings, with diameters from 1/16 to 6 mm, following DIN 259 and DIN 2999 standards.
  • Armored Steel Pipe Threads: Used in electrical technology, with diameters from Pg 7 to Pg 48, as per DIN 40430.
3. American Threads
  • American Fine Threads (UNF): Commonly used bolts in trade, with sizes from 1/4” to 1 1/2”, following ANSI B1.1.
  • American Tapered Pipe Threads (NPT): Used for pipes and fittings, ensuring sealing over the full thread length.
The document serves as a technical reference for selecting appropriate thread types based on application requirements and standards.
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Catalog excerpts

Thread overview-1

ARMATUREN-ARNDT | Technische Informationen Gewinde-Übersicht Kennbuchstaben Nenndurchmesser oder Gewindegröße nach Norm allgemein (Regelgewinde) allgemein, wenn Steigung des Regelgewindes zu groß ist Metrisches ISOGewinde (früher Gewinde für Festsitz) Metrisches Gewinde mit großem Spiel Außengewinde für Rohre und Rohrverbindungen (Skizze) Metrisches ISO-Gewinde Metrisches kegeliges Außengewinde nicht dichtend dichtend Rohrgewinde für im Gewinde dichtende Verbindungen Innengewinde für Rohre und Rohrverbindungen Whitworth-Rohrgewinde, zylindrisch für Rohre und Rohrverbindungen. Nicht für Neukonstruktionen 3) Whitworth-Rohrgewinde, zylindr. Dichtgewinde BSPP Innengewinde für Gewinderohre und Fittinge Außengewinde für Gewinderohre und Fittinge Handelsübliche Schrauben Whitworth-Rohrgewinde, kegeliges Außengewinde Amerikanisches Feingewinde Technische Informationen Amerikanisches kegeliges Rohrgewinde Rohre und Rohrverbindungen dichten über die gesamte Gewindelänge

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Thread overview-2

Thread overview Code letter metric thread with large clearance metric tapered male thread for clocks and precision mechanics general (standard thread) general, if the pitch of the standard thread is to large threaded end at stud bolt DIN 13 part 51 (at the time only layout) bolted fastening with waisted shank for screwed plug and grease nipple according DIN-standard male thread for pipes and pipe connections metric ISO-thread Nominal diameter or thread size pipe thread for sealed thread connections female thread for pipes and pipe connections Whitworth pipe thread cylindrical for pipes and pipe...

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