Introduction to API Specification 6A - The OFMP

api5000The API 6A specification is a standard developed for the American Petroleum Institute and shares many characteristics with ASME flanges. They are similar in dimensions, but their minimumclass API 5000 API 10000 API 15000 AA, BB, CC PSL 1 PSL 2 PSL 2 DD, EE, FF PSL 1 PSL 2 PSL 3 HH PSL 3 PSL 3 PSL 3 Our extensive experience in manufac-turing valves for wellhead