Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ASTM D6666-20
• Năm ban hành / Publication date: 2020
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Standard Guide for Evaluation of Aqueous Polymer Quenchants
• Chỉ số phân loại Quốc tế (ICS) / By field: 75.120 - Chất lỏng thủy lực
• Số trang / Page: 14
• Phạm vi áp dụng / Scope of standard: 1.1 This guide provides information, without specific limits, for selecting standard test methods for testing aqueous polymer quenchants for initial qualification, determining quality, and the effect of aging. 1.2 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 requirements prior to use. 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.