The Bellows Seal Globe Valve is available in sizes ranging from 1/2” to 14” and is rated for pressures from Class 150 to 300. It is designed and manufactured according to BS 1873, with face-to-face dimensions conforming to ASTM B16.10 and end flange dimensions meeting ASME B16.5 standards. Inspection and testing follow API 598 guidelines. The valve features a double seal for enhanced reliability, a stem lift position indicator for intuitive operation, and is designed to provide low flow resistance and minimal pressure drop.China Manufacturers.