top | item 28212882 (no title) CompelTechnic | 4 years ago I spent months trying to get a valve to pass the API 622 fugitive emissions test. It never passed before I got laid off. I suspect that valve stem packing for valves at methane plants is one of the leading contributors for this. discuss order hn newest toomuchtodo|4 years ago What were the challenges you faced attempting to have the valve pass?
toomuchtodo|4 years ago