... 2.Material is Gr1,Gr2,Gr3,Gr4,Gr5,Gr7,Gr9 3.Standard is DIN,GB,BS,ASTM titanium fastenersTitanium screw/nut/ ... boltMaterial is Gr1,Gr2,Gr3,Gr4,Gr5,Gr7,Gr9Standard is DIN ... according to customer’s drawings or samples4. titanium and titanium alloy bolts suppliedWe have the titanium operating licence.We are the manufacturer that special ...