... ,high security and anti-dry capacity factory price Stainless stee Customer required liquid heater pipeFeatures: 1)fast heating, ... Safe using and reliablity, is the preferred electrical heating pipe for manufacturer of various electric appliances. 5)Heating pipes ... oxide Tube Material: Stainless steel seamless pipe, welded pipe, copper, yellow brass pipe, carbon steel pipe Common diameter:Φ22,Φ20,Φ18,Φ16 ...