Hand-and machine-operated circular screwing dies for parallel pipe threads. G series.

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Main informations

Collections

National standards and national normative documents

Publication date

May 1990

Number of pages

6 p.

Reference

NF EN 24231

ICS Codes

25.100.50 Taps and threading dies

25.140.30 Hand-operated tools

Classification index

E66-153

Print number

1 - 01/04/1990

International kinship

ISO 4231:1987

European kinship

EN 24231:1989

Standard replaced by (1)

NF EN ISO 4231

March 2017

Standard Current

Hand- and machine-operated circular screwing dies for parallel pipe threads - G series

ISO 4231:2016 is a supplement to ISO 2568 and ISO 4230 and specifies the dimensions of hand- and machine-operated circular screwing dies intended for production of parallel pipe threads, G series, in accordance with ISO 228‑1. The general dimensions of these dies (diameter, thickness and fixing dimensions) are in accordance with ISO 2568 so as to permit the driving of hand-operated dies with the aid of the die stocks defined in that document.

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