电热锅炉用电加热管，有法兰、丝扣等多种安装方式 ，密封程度高、装卸方便。产品热转化效率高、无噪音、无污染 。
The electric heating tube is used for electric heating boiler, installation has a variety of ways such as flange, screwthread, High sealing degree, convenient loading and unloading. Heat conversion efficiency, no noise, no pollution.