1.AWS A5.16 titanium wire 2.ERTI-1,ERTI-2,ERTI-3,ERTI- ... , ERTI -9 , ERTI -12, ERTI -23 ect.2. Standards: AWSA5.16, ASTM B863, ASTM B348, ASTM F67, ASTM F136, AMS4951, AMS4954 ... the best products. -----ISO QualityManagement System-----SGS test titanium wire AWS 5.16