Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ASTM D5459-95(2012)
• Năm ban hành / Publication date: 2012
• Tình trạng / Status: W - Hết hiệu lực
• Tên tiếng Anh / Title in English: Standard Test Method for Machine Direction Elastic Recovery and Permanent Deformation and Stress Retention of Stretch Wrap Film
• Chỉ số phân loại Quốc tế (ICS) / By field: 55.040 - Phụ kiện và vật liệu bao gói
• Số trang / Page: 3

Phạm vi áp dụng / Scope of standard

1.1 This test method covers the measurement of recovery from extension, permanent deformation, and stress retention of stretch wrap film.

1.2 Several levels of extension are included to ascertain the effect of both small and large extensions.

1.3 The values stated in inch-pound units are to be regarded as the standard. The SI units given in parentheses are for information only.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.