gr5 titanium alloy pipe standard: astm b 337/338,astm b 861/862 origine: Baoji city,Shaanxi,China ... gr122. Standard: ASTM b337, ASTM b338, ASTM b8613. Production description:1) size: Outer diameter: 3-300mm2) shape: Round, square3) length: ... , automotive, biomedical, chemical processing, marine, military, oil, tooling, racing.(1)heat exchangers and condensers(2) all kinds of corrosive fluid ...