... SB338GR.2, GR.7, GR.9, GR12Titanium and titanium alloy tubes for condensers and heat exchangersASME SB337GR.2, GR.7, GR ... alloy pipesGB/T 3625TA1, TA2, TA10, TA18Titanium and titanium alloy tubes for condensers and heat exchangers 4. Application Fields: As titanium ... , petrochemical and heat exchange projects.ect Gr2 ASTM B338 Titanium Tubes for Heat Exchanger