annealed exhaust pipe 1)Size: OD(2-219)*WT(0.3-15) ... Gr3,Gr5 3)Quality guarantee 4)In large stock... Titanium exhaust pipe/tube1.Standards: ASTM B338/ASME SB338 /ASTM B337/ASME ... Gr2, Gr3, Gr7, Gr9, Gr11, Gr12, Gr16, Gr17 3.Seamless pipe 4.OD:2.0-219mm; WT: 0.3--15mm; Length ... ----- The Third Party Quality Test Certificate, such as SGSTitanium pipe/tube 1.Standards: ASTM B338/ASME SB338 /ASTM B337/ASME ...