Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: EN 12451:2012
• Năm ban hành / Publication date: 2012
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Copper and copper alloys - Seamless, round tubes for heat exchangers
• Phạm vi áp dụng / Scope of standard: This European Standard specifies the composition, property requirements and tolerances on dimensions and form for seamless round drawn copper and copper alloy tubes for heat exchangers, condensers, evaporators and desalination equipment. It is applicable to copper and copper alloy tubes supplied in the size range from 6 mm up to and including 76 mm outside diameter and from 0,5 mm up to and including 3 mm wall thickness. The sampling procedures and the methods of test for verification of conformity to the requirements of this European Standard are also specified.