CR

SI

C

P

S

High carbon

60%min

3%max

6-8%max

0.04%max

0.04%max

Medium carbon

60%min

1.5%max

0.5-2.0%max

0.3%max

0.025%max

Low carbon

60%min

1.5%max

0.15-0.50%max

0.3%max

0.025%max