S & W Ind. Co., Ltd.

S & W Ind. Co., Ltd. is a South Korean industrial valve manufacturer headquartered in Gyeongju-si, Gyeongsangbuk-do. Originally founded as Samwoo Ind. in 1997 to export raw forgings and castings to North American markets, the company transitioned to designing and manufacturing its own branded valves in 2000. S&W specializes in butterfly valves, check valves, ball valves, and gate valves for oil and gas, power, petrochemical, seawater desalination, marine, and minerals industries. Products are certified to ANSI 150 through ANSI 1500, with butterfly valve sizes from 2 to 136 inches. Approved clients include Daewoo Engineering, Hyundai E&C, Samsung Engineering, Shell Canada, SNC Lavalin, and AP Moller. API certifications include API 594 and API 6D.