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sklademVydáno: 1981
ISO 6989:1981
ISO 6989:1981-Textile fibres — Determination of length and length distribution of staple fibres (by measurement of single fibres)
Formát
Dostupnost
Cena a měna
Anglicky PDF
K okamžitému stažení
1800 Kč
Francouzsky PDF
K okamžitému stažení
1800 Kč
Anglicky Tisk
Skladem
1800 Kč
Francouzsky Tisk
Skladem
1800 Kč
| Označení normy: | ISO 6989:1981 |
| Počet stran: | 6 |
| Vydání: | 1 |
| Vydáno: | 1981 |
Popis
ISO 6989:1981
Specifies three methods for determination - method A: on a straightened fibre on a graduated rule, under a light tension applied with the aid of forceps and grease; - method B: measurement, using an opisometer, of the length of the image of fibre enlarged by projection on a screen; - method C: by use of a semi-mechanical device. - Intended to replace two existing International Standard, ISO 270 and ISO 1822.