无缝圆铜管外径为6 mm至267mm（含）的管道，用于：热水和冷水配水网络；热水供暖系统，包括面板供暖系统（地板下、墙壁下、高架）；国内天然气和液体燃料配送；废水卫生。
无缝圆铜管欧盟CE认证法规
建材CPR Regulation (EU) No 305/2011
EN1057:2006+A1:2010 适用CE认证无缝圆铜管范围
This European Standard specifies the requirements, sampling, testmethods and conditions of delivery for seam- less round coppertubes. It is applicable to tubes having an outside diameter from 6mm up to and including 267 mm for: distributing networks for hotwater and cold water; hot water heating systems, including panelheating systems (under-floor, wall, overhead); domestic gas andliquid fuel distribution; waste water sanitation. It is alsoapplicable to seamless round copper tubes intended to bepre-insulated before use for any of the above purposes.本欧洲标准规定了无接缝圆铜管的要求、取样、试验方法和交货条件。适用于外径为6 mm至267mm（含）的管道，用于：热水和冷水配水网络；热水供暖系统，包括面板供暖系统（地板下、墙壁下、高架）；国内天然气和液体燃料配送；废水卫生。本标准还适用于在用于上述任何目的之前预绝缘的无缝圆铜管。