
API 641 Qualification Certificate Achieved
We are happy to announce KI has passed the requirements for fugitive emission according to standard: API standard 641, first edition, October 2016 “Type Testing of Quarter-turn Valves for Fugitive Emissions”.
Our valves were tested under TUV supervision by an independent third party and pass the API 641 standard that applies to all stem seal materials and requires a stringent maximum allowable leakage of 100 parts per million by volume (PPMv). With the importance of environmental safety growing nowadays, it is more important than ever to ensure our ball valve products adhere to the most current Fugitive Emissions standards in the industry.
API 641 Qualification Certificate Achieved - KI Kingdom
KI Kingdom is a Taiwan valve manufacturer and industrial valve supplier helping global plants stabilize production with reliable industrial valves and flow control solutions for oil and gas, petrochemical, power generation and water treatment projects.
Founded in 1973 in Kaohsiung, Taiwan, KI Kingdom has expanded with manufacturing facilities in China and Vietnam, integrating R&D, machining, assembly, testing and service under one roof. Our product range includes metal seated ball valves, gate, globe, check and butterfly valves, pipe fittings, quick couplings and pneumatic and electric actuators.
Through strict material control, process inspection and performance testing, KI Kingdom delivers industrial valves that maintain tight sealing and long service life under high pressure, high temperature and corrosive media, supporting engineers and buyers in demanding flow control applications.

