Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ASTM D4385-19
• Năm ban hành / Publication date: 2019
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Standard Practice for Classifying Visual Defects in Thermosetting Reinforced Plastic Pultruded Products
• Chỉ số phân loại Quốc tế (ICS) / By field: 83.120 - Chất dẻo có cốt
• Số trang / Page: 21
• Phạm vi áp dụng / Scope of standard: 1.1 This practice covers acceptance criteria for visual acceptance of thermosetting reinforced plastic pultruded rods, bars, shapes, and sheets. 1.2 This practice presents definitions of possible defects to serve as a guide for contracts, drawings, product specifications, and final inspection. 1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use. Note 1: There is no known ISO equivalent to this standard. 1.5 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.