DIN EN 12735-2

标准号：DIN EN 12735-2标准状态：现行发布日期：2023-05-01发布机构：德国标准化学会原文题名：Copper and copper alloys - Seamless, round tubes for air conditioning and refrigeration - Part 2: Tubes for equipment; German and English version prEN 12735-2:2023原文题名：Copper and copper alloys - Seamless, round tubes for air conditioning and refrigeration - Part 2: Tubes for equipment; German and English version prEN 12735-2:2023中文题名：铜和铜合金 空调和制冷用无缝圆管 第2部分:设备用管；德语和英语版本prEN 12735-2:2023CCS分类号：H62CCS分类名：重金属及其合金ICS分类号：77.150