1)material: GR1 GR2 GR3 GR4 GR5,GR7 GR9,etc. 2)size: according to customer's request 3)techique: welding Item nameTitanium pipe fittingsStandardASME B16.9,ASTM B363,DIN etc MaterialGr1,Gr2,Gr5,Gr7,Gr9,Gr12SizeDN15~600 (NPS1/2~24)Quality controlX-ray or Dye penetrant testPackagingPlywood case line with foam or as per clients request grade 2 titanium elbow