标准号:IS 4910 Pt.9-1978
发布日期:1978/5/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This standard ( Part IX) prescribes the methods for sampling of tyre yarns, tyre cords and tyre cord fabrics for determination of various physical characteristics, namely, linear density, breaking load, elongation, tenacity, thickness gauge, twist, dip pick up, heat shrinkage and heat shrinkage force, wet contraction and wet contractile force, heat degradation, adhesion and growth. It specifies the number of tests for determination of various characteristics with specified degree of accuracy. It also lays down the criteria for ascertaining the conformity to the specified requirements.