Ruční a strojní závitové kruhové čelisti pro válcové trubkové závity, série G (Norma k přímému použití jako ČSN).

The information about the standard:

Designation standards: ČSN EN ISO 4231
Classification mark: 223212
Catalog number: 502054
Publication date standards: 1.6.2017
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN

Annotation of standard text ČSN EN ISO 4231 (223212):

This International Standard 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