... , DIN931, DIN933, DIN985, DIN125, DIN127, DIN9021, DIN6926 2.Material :Gr1,Gr2,Gr5 1.Standard : DIN912, DIN931, DIN933, DIN985, ... DIN125, DIN127, DIN9021, DIN69262.Material :Gr1,Gr2,Gr5 3.Screw Varieties : the first cylindrical titanium ... the cars / bikes 5.Advantage : slow density , high strength , good heat resistant , good performance at the low temperature ...