1.Material:GR1. GR2, GR3, GR5, GR7, GR9, GR11, GR12 2.Standard:ASTM B337 B338 B862 B861 3.heat exchanger and condenser NameTitanium tubeSizeMilled Seamless TubeΦ(3~114)×(0.2~6.0)×LExtroded TubeΦ(25~210)×(6.0~30)×LGradeGR1. GR2, GR3, GR5, GR7, GR9, GR11, GR12, GR23StandardASTM B337 B338 B862 B861Final product testUltrasonic,eddy current test,hydraulic test,bend test,haring ...