ASTM D4974-1999 标准详情
- 标准号:ASTM D4974-1999
- 中文标题:用热缩炉对纱和绳进行热空气热缩的试验方法
- 英文标题:standard test method for hot air thermal shrinkage of yarn and cord using a thermal shrinkage oven
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1999
1.1 This test method covers the measurement of shrinkage of yarns and cords when exposed in a thermal shrinkage oven.1.2 This test method is applicable to yarns and cords made of nylon, polyester, and other polymers not detrimentally affected by the
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