ISO 4231:1987 PDF
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Hand- and machine-operated circular screwing dies for parallel pipe threads – G series
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.
| Edition | 1987 |
|---|---|
| Published Date | 1987 |
| Published By | International Standardization Organisation |
| Page Count | 2 |
