Since its establishment in 1927, Hamai has been a comprehensive valve manufacturer, offering a lineup of ball valves with excellent functionality that accommodates a wide range of fluids, pressures, and temperatures. With advanced design capabilities and outstanding manufacturing technology, we provide custom-designed high-performance valves. Additionally, we have been manufacturing genuine parts and supplying OEM products to major manufacturers for many years. Hamai's valves are produced in domestic factories, ensuring quality unique to "Made in Japan" and attentive service.