The cost of plain carbon steel fibre is in the range of 1.70 to 12.50 $/kg which implies costs between 3 and 23 times those of chrysotile asbestos.
Plain carbon steel fibres have the following properties
|Tensile strengt||400 MPa|
|Young’s modulus||175 GPa|
Sutinless steel fibres have the following properties
|Tensile strength||2100 MPa|
|Young’s modulus||160 GPa|