Carbon Steel Wire for Machine Screws (IS : 1976-1960)
 
Designation of Steel Grade Tensile strength kgf/mm2 C % Max Mn % S % Max P % Max Applications
- 1 44-45 0.15 0.30-0.65 0.065 0.060

Machine screws by cold heating process

- 2 55-71 0.15 0.30-0.65 0.065 0.060