TABLE TEST

Typical chemical compositions and hardnesses of single and double layer overlays:

Element C Mn Si Cr Nb Fe Hrc
Single Layer Wt% 3.2 3.0 0.3 18.5 7.5 Remainder 47-50
Second layer Wt% 3.4 3.0 0.4 20.0 8.0 Remainder 48-52