700bhn laminated astm a532 cast iron plate cement mill liner plate for wear protection oem is welcomed, 63hrc, 700bhn cement mill liner plate: cast irom vacuum brazed onto mild steel for cement wear protection, bucket wear protection amp;gt; chemical c cr mn mo cu p si s b,v,nb 2.53.5 1518 0.51.0 0.52.5 0.51.0 0.02max 0.51.0 0.02max 0.10.5 factory photo hunan hyster material.