Thanks for the help.
I stumbled onto the Stojkov's "Valve Primer", it is an excellent, concise treatment. Similarly, Fisher's "Control Valve Handbook" has a lot of great information.
What started this was my ignorance on the difference between T(Z) pattern globe and y-pattern in applications...
API Trim Number 8
Nominal Trim
410 - Hard faced
Trim code
F6HFS
Stem and other trim parts
410 (13Cr) (200-275 HBN)
Disc/wedge
410 (13Cr) (250 HBN min)
Seat surface 410+St Gr6 (CoCr Alloy) (350 HBN min)
Trim Material Grade...
Anyone have recommendations for solid reference texts on valves and valve automation?
I've survived a number of years with my "Machinery's Handbook", a fistful of VMA and ISO standards, and the kindnesss of strangers. But I really believe that there's a 'Go to' book that I'm missing, a bible of...