YDF Trunnion Mounted Ball Valves are designed, manufactured and tested in accordance with API 6D, ASME B16.34, and can meet API 607 sixth edition, API 6FA 3rd edition specification requirements. 

YDF can produce ball valves with a size range from 2 inches to 60 inches and a pressure rating from 150LB to 2500LB. These valves are widely used in petroleum, natural gas, and chemical industries etc, and are well received by customers.