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1、INTERNATIONAL STANDARD ISO 3914-6 First edition 1994-12-01 Textile machinery and accessories - Cylindrical tubes - Part 6: Dimensions, tolerantes and designation of tubes for cross-wound packages in winding and twisting Mat b) nature of yarn to be wound; c) thickness of tube wall (corresponding to t
2、he na- ture of the yarn to be wound); d) treatment (impregnated or non-impregnated); e) groove for transfer tail. 5 Control of the inner diameter and length of the tube To check the inner diameter of the tube, a GO/NOT GO type gauge shall be used. To verify that the length of the tube is within the
3、specified tolerante, a suitable gauge for checking lengths, for example a slide-gauge, shall be used. 6 Designation The designation of a cylindrical tube for Cross-wound packages in winding and twisting shall include the following information, in the Order given: a) “Cylindrical tube”; b) a referenc
4、e to this part of ISO 3914, i.e. ISO 3914-6; c) type (A or B); d) the inner diameter, d, in millimetres; e) the length, 2, in millimetres. EXAMPLE A cylindrical tube for Cross-wound packages in wind- ing and twisting, Type B, with an inner diameter d of 56 mm and length Z of 175 mm shall be designat
5、ed as follows: Cylindrical tube ISO 3914-6 - B 56 x 175 Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/26/2007 02:15:23 MDTNo reproduction or networking permitted without license from I
6、HS -,-,- This page intentionally left blank Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/26/2007 02:15:23 MDTNo reproduction or networking permitted without license from IHS -,-,- ISO
7、 3914=6:1994(E) ICS 59.120.20 Descriptors: textile machinery, pipes (tubes), characteristics, dimensrons, diameters, Yength, dimensional tolerantes, dimensional measurements, designation. Price based on 2 pages Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/26/2007 02:15:23 MDTNo reproduction or networking permitted without license from IHS -,-,-