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现行 ASTM D1668/D1668M-97a(2021)
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Standard Specification for Glass Fabrics (Woven and Treated) for Roofing and Waterproofing 屋面和防水用玻璃纤维织物(机织和处理)的标准规范
发布日期: 2021-07-01
1.1 本规范涵盖涂有沥青、煤焦油沥青或与屋顶、防水或买方规定的其他用途兼容的有机树脂的经处理(涂层)的成品玻璃织物。 1.2 以国际单位制或英寸-磅单位表示的数值应单独视为标准值。每个系统中规定的值可能不是精确的等效值;因此,每个系统应相互独立使用。将两个系统的值合并可能会导致不符合标准。 1.3 本国际标准是根据世界贸易组织技术性贸易壁垒(TBT)委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认标准化原则制定的。
1.1 This specification covers finished treated (coated) woven-glass fabrics coated with either asphalt, coal-tar pitch, or an organic resin compatible with the roofing, waterproofing, or other usage as specified by the purchaser. 1.2 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in nonconformance with the standard. 1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
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归口单位: D08.04
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