BS 5421-2:1978
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Methods of test for elastomeric threads – Polyurethane thread (elastane yarn)
Published By | Publication Date | Number of Pages |
BSI | 1978 | 18 |
This Part of BS 5421 describes eight methods of test for polyurethane thread (elastane yarn):
Preparation of test specimens; mass per unit length; breaking load, tenacity and elongation at break; load at predetermined elongation; stress decay; set; resistance to copper staining; resistance to fume staining.