IS 1963 : 2025 Textiles - Woven Fabrics - Determination of Number of Threads Per Unit Length
Revised Standard from Last Update.
1 SCOPE
1.1 This standard prescribes three methods for determination of warp threads and weft threads per unit length (per centimetre, per decimetre and per inches) in woven fabrics.
a) Method A - Traversing thread counter, suitable for all woven fabrics
b) Method B - Counting glass, suitable for woven fabrics with more than 50 threads per centimetre
c) Method C - Dissection of fabric, suitable for all woven fabrics, especially, for the examination of folded structures and complicate weaves.
1.2 The methods are applicable to all woven fabrics irrespective of their composition (that is, whether they are made of cotton, wool, silk, jute, man-made fibres or blends of two or more such fibres), manufacturing processes and finishing treatments.
2 REFERENCES
The standards given below contain provisions which through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent edition of these standards:
| IS No. | Title |
| IS 196 : 2024 | Atmospheric conditions for testing (second revision) |
| IS 232 : 2020 | Glossary of textile terms - Natural fibres (third revision) |
| IS 3919 : 1966 | Methods for sampling cotton fabrics for determination of physical characteristics |
| IS 6359 : 2023 | Method for conditioning of textiles (first revision) |