Hard chrome plated piston rod  | ||||
CK45 / Chemical Composition (%)  | ||||
C  | Mn  | Si  | S  | P  | 
0.40-0.50  | 0.60-0.90  | 0.035  | 0.035  | 0.035  | 
CK45 / Mechanical Properties  | |||
T.S. (Mpa)  | Y.S.(Mpa)  | E %  | Condition  | 
≥630  | ≥380  | ≥15%  | Normalised  | 
ISO f7  | |||
OD (mm)  | Tolerance (mm)  | ||
<  | ≤  | ≤  | ≤  | 
6  | 10  | -0.013  | -0.028  | 
10  | 18  | -0.016  | -0.034  | 
18  | 30  | -0.02  | -0.041  | 
30  | 50  | -0.025  | -0.05  | 
50  | 80  | -0.03  | -0.06  | 
80  | 120  | -0.036  | -0.071  | 


