This European Standard specifies a method for the determination of twist in continuous filaments yarns made with textile glass, carbon or aramid. This method is not applicable to products made form staple fibres. For yarns without twist or with twist less than 10 T/m modified equipment is to be used in order to obtain the required precision (see paragraph 5.1).
Life cycle
NOW
WITHDRAWN SSH EN ISO 1890:1997 95.99
Withdrawal of Standard 9 mar 2010
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