... .,Ltd is one of the top level water heater tube copper flange manufacturers and supplier China,Website:http ... www.autoterminal-hhc.com, we export advanced customized water heater tube copper flange, welcome to contact us.product specificationsItem ... flanges are applied to electric motor, catridge heater tube, water heater tube, water kettle heating tube.3.The materials of flanges are stainless ...