BROWSE CATALOGAbrading & PolishingBuilding & GroundsElectrical & LightingFabricatingFastening & JoiningFilteringFlow & Level ControlFurniture & StorageHand ToolsHardwareHeating & CoolingLubricatingMaterial HandlingMeasuring & InspectingOffice Supplies & SignsPipe, Tubing, Hose & FittingsPlumbing and JanitorialPower TransmissionPressure & Temperate ControlPulling & LiftingRaw MaterialsSafety SuppliesSawing & CuttingSealingShippingSuspending, A 316 stainless steel body gives these fittings the best corrosion resistance of all our metal push-to-connect tube fittings. Push-to-Connect Tube Fittings for Cooling Systems Made of EPDM, the gasket on these fittings stands up to the hot water found in heat exchangers and cooling systems., Round metric 304 stainless steel tubing is normally used for aerospace, food and beverage, machinery, architectural, chemical, and cryogenic applications. The most common stainless steel alloy on the planet, round metric 304 stainless steel tubing provides high strength and good corrosion resistance outside of marine and highly corrosive environments..