A vessel assembly 1 wherein said retaining ring has {TAIL ~ a tensile strength} of {HEAD ~ at least about 500 MPa} 
A vessel assembly 1 wherein said retaining ring has { TAIL ~ a tensile strength } of { HEAD ~ at least about 500 MPa }
OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD