Our customer has specified rising stem ball valves for some applications. These are hard to come by and only manufactured by a very, very limited number of companies.
Does anybody know of ball valves that have similar properties, i.e. very good tightness and wear properties?(...at least as claimed by the manufacturer.)
Does anybody know of ball valves that have similar properties, i.e. very good tightness and wear properties?(...at least as claimed by the manufacturer.)