Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ASTM B830-18
• Năm ban hành / Publication date: 2018
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Standard Specification for Uniform Test Methods and Frequency
• Chỉ số phân loại Quốc tế (ICS) / By field: 19.020 - Ðiều kiện và trình tự thử nói chung
• Số trang / Page: 4
• Phạm vi áp dụng / Scope of standard: 1.1 This specification covers a standard basis for uniform testing and frequency to determine physical and electrical compliance for aluminum and copper drawing stock, and aluminum and copper conductors. 1.2 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. 1.2.1 Exception-Resistivity is measured in SI units. 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.