Tungsten Pipes/Tubes of Good Quality and Competitive Price Purity:W>=99.95% Density:>=18.3g/cm3 Tungsten Pipes/Tubes Characteristics:high melting point, high strength,outstanding thermal conductivity,excellent resistance to electrochemical corrosion,excellent resistance to oxidation at high temperatures Applications:as thermal screenas casing pipe to testing the temperatureas nozzle of gun and ...