Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ASTM C118M-19
• Năm ban hành / Publication date: 2019
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Standard Specification for Concrete Pipe for Irrigation or Drainage (Metric)
• Số trang / Page: 4
• Phạm vi áp dụng / Scope of standard: 1.1 This specification covers nonreinforced concrete pipe to be used for the conveyance of irrigation water with working pressures, including hydraulic transients, as shown in Table 1 and for use in drainage. 1.2 This specification is the SI counterpart of Specification C118. Note 1: This specification is for manufacturing and purchase only and does not include requirements for bedding, backfill, installation, or field repairs. The owner is cautioned that he must correlate field conditions with the characteristics of the pipe specified and provide inspection during installation. 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.