None of the following standard or specification for valves mandates a particular product form for valve API 6A, API 6D, API 600, API 602, API API 603, B 16.34, ISO 17292
Generally this kind of restrictions to limit the product form creeps into the data sheet of the valve, when the piping...
I am just out of university.
My background is Chemical Engineering, right now i am dealing with the specifications (related to valves).
Last month I spent close to 40 hours ( 5 working days, 8 hours a day, full time) studying API (6A, 6D, 6DSS, 598, 600, 602, 607, 6FA, 609) & ANSI B 16.34...