ISO 7-1:1994, Pipe threads where pressure-tight joints are made on the threads - Part 1: Dimensions, tolerances and designation

Specified the designation and lays down the dimensions and tolerances of pipe threads. Gives terms and definition as well as symbols and explanations including examples of the complete designation for a thread. Figures 1 to 4 illustrate details. Tabulates thread dimensions from 1/16 up to and including 6 inch.