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NBN ISO 2284:2021
Hand taps for parallel and taper pipe threads — General dimensions and marking
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Summary
This document specifies the general dimensions and marking of hand taps for pipe threads.
It is applicable to the two following types of tap:
— taps for parallel threads (see Figure 1 and Table 1),
— taps for taper threads (see Figure 2 and Table 2),
having threads in accordance with ISO 7-1 and ISO 228-1.
Furthermore, it gives in Annex A the bases used for calculation of the dimensions, and in Annex B the
relationship between designations in this document and the ISO 13399 series.
It is applicable to the two following types of tap:
— taps for parallel threads (see Figure 1 and Table 1),
— taps for taper threads (see Figure 2 and Table 2),
having threads in accordance with ISO 7-1 and ISO 228-1.
Furthermore, it gives in Annex A the bases used for calculation of the dimensions, and in Annex B the
relationship between designations in this document and the ISO 13399 series.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 06/07/2021 |
| Page Count | 14 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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07/06/2021
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