This secind edition cancels and replaces the first edition (ISO 4231:1977). Is a supplement to ISO 2568 and ISO 4230 and lys down the diemensions of these screwing dies intended for production of parallel pipe threads in accordance with ISO 228-1. Diameter, thickness and fixing dimensions are accordance with ISO 2568 so as to permit the driving of and-oprated dies with the aid of the die stocks defined in that document.
Status: WithdrawnPublication date: 1987-11
Edition: 2Number of pages: 2
Technical Committee: ISO/TC 29/SC 9 Tools with defined cutting edges, holding tools, cutting items, adaptive items and interfaces
- ICS :
- 25.100.50 Taps and threading dies
ISO 4231:1987Stage: 95.99
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