1. High tensile strength 2. Low elasticity modulus 3. Low thermal conductivity 4. Size:M2-M22 5.DIN 931,DIN 933, DIN 934 1.Standard : ASTM F67 , ASTM F136 , GB/T 13810 ,DIN 933, DIN 912 , DIN 934 ,DIN 7991 2.Application : Chemical industry , aerospace , spaceflight , surgical implants,as the parts of manufacturing the cars / motorcycle/bikes 3.Relevant products:Screw Varieties : the first ...