Bundy tube 1.Widely used:non-freon refrigerator, condenser, etc 2. ... mm*0.7 mm,etc.The low carbon steel brake tube is supplied in single wall and double wall(Bundy ... brake pipes, fuel lines, transmission oil cooler lines, air conditioning tube, power steering, condenser, compressor, evaporator etc. Test ItemTechnical StandardTest ResultOuter Dia ... >15μm22μmSalt Spray Test>2500 hours3000 hours Bundy tube