... DIN933, DIN985, DIN125, DIN127, DIN9021, DIN6926 din 933 standard titanium screw :Titanium materials is now becoming used in a wide range ... Standard : DIN912, DIN931, DIN933, DIN985, DIN125, DIN127, DIN9021, DIN69262.Material :Gr1,Gr2,Gr5 3.Screw Varieties : the first cylindrical titanium screw ,titanium head screw ... , low thermal conductivity , low elasticity modulus . din 933 standard titanium screw