ASTM D 4724-2009 标准详情
- 标准号:ASTM D 4724-2009
- 中文标题:标准测试方法,通过针头插入长丝纠葛
- 英文标题:standard test method for entanglements in filament yarns by needle insertion
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2009-01-15
Option 1 of this test method for the determination of the degree of filament yarn entanglement, as measured instrumentally, is used for acceptance testing of commercial shipments; however, caution is advised because information on between-laboratory
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