Mihana Seisakusho

Mihana Seisakusho Co., Ltd. is a Japanese manufacturer of safety valves and relief valves headquartered in Kashiwara City, Osaka. The company specializes in full bore safety valves and lift type safety valves, offered in threaded, packed flanged and adjustable lift configurations, including its Kanta series. Its portfolio further covers micro pressure valves, dead weight type valves, jacketed safety valves, adjustable relief valves for liquids, sanitary safety valves and related accessories for demanding process duties.

Mihana safety valves are engineered to eliminate front leakage entirely, and the company states it was the first in the world to achieve simultaneous blow-in and blow-out without any front leakage through its special technology. Its rigid, neck-free design withstands higher pressures and reaction forces, while thorough material analysis and quality control support dependable operation. The company welcomes inquiries for products, technical questions and estimates.