The nitride coating on the boat buffers {HEAD ~ the contraction differential} between the PSG and {TAIL ~ stainless steel} to significantly reduce flaking of PSG 
between
The nitride coating on the boat buffers { HEAD ~ the contraction differential } between the PSG and { TAIL ~ stainless steel } to significantly reduce flaking of PSG
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH