... demand.3. Health, non-toxic, can be used for pure water, drinking water pipeline system, the product is ... of metal pipes1/200 only, hot water pipe insulation for excellent energy saving effect.8. Light weight, high ... .5 x 10-5 m/m.kBend Radius ≥ 5D (D: Tube Diameter)Operating Temp Range -40 - +95°cWorking ... park, airport, and so on;3. Pipe used for solar energy water heater;4. Coal gas and natural gas ...