Table 1 Main element of HSS.

From: Tribological properties of high-speed steel surface with texture and vertical fibers

Element

C

Si

Mn

P

S

Cr

V

W

Mo

Co

Content wt%

1.00 ~ 1.15

 ≤ 0.65

 ≤ 0.40

 ≤ 0.03

 ≤ 0.03

3.50 ~ 4.50

0.95 ~ 1.35

1.15 ~ 1.85

9.0 ~ 10.0

7.5–8.5