... Steel Tubes (Flexible Gas Piping, Gas Hose, Gas Pipe, Stainless Steel Tube, Corrugated Pipe, Gas Pipeline), including Buried Style, Gas Cooker Style, Gas Meter Style, and ... flexible and easily bend. 4. Impossible for gas-jam, safer and durable application. Application: Fluid: Natural gas, gas, petroleum liquefied gas, air mix gas, marsh gas etc.