Quote:
Originally Posted by GFORCE1320
Oh yea, heat treated to 48 on the Rockwell C-Hardness scale in our special vacuum fired oven process 
We normally coat all our parts in an aerospace process called black e-coat but that line went down so we went with our yellow zinc back up coating process.
Thanks
Chris |
Black e-coat is the way to go.... be careful with zinc plate on hardened parts - hydrogen embrittlement can be a concern.