Key Sung Metal Co., Ltd.

Key Sung Metal Co., Ltd. is a South Korean valve manufacturer established in 1985 and based in the Gangseo-gu industrial area of Busan. For over 40 years the company has produced valves used as core components in EPC industries and shipbuilding and marine equipment, with products spanning ball valves, bronze valves, special valves, casting valves and other valve types. Its valves serve onshore, chemical, power and water treatment plants as well as offshore structures, FPSO vessels and LNG, FLNG and rig applications, where corrosion resistant marine valves have been supplied for over 20 years.

Key Sung Metal holds UL certification together with numerous type approvals and vendor registrations, including API 624 fugitive emission certification, ISO 45001:2018, SIL certification for ball valves, fire safety test approvals and TAT certifications for its valve range. It is registered with operators such as S-OIL, SK Energy, ADNOC, NPCC and Pertamina and supplies customers in more than 35 countries across the Middle East, Southeast Asia, Africa, Europe, the United States and Central Asia.