Conval’s urea service valves comply with all international standards, including ISO 9001, and come in ½ in. – 4 in. sizes with flanged end, hub connector or weld ends through ASME/ANSI Class 2500. Accessories include electric, pneumatic and hydraulic actuators; open, closed or both locking devices; single or dual-limit switches; and position indicator. Key features include pressure-actuated backseat; integral gland wrench; modular, interchangeable body styles; and an axial-loaded packing system.
Synthetic urea is created from synthetic ammonia and carbon dioxide and can be produced as a liquid or solid. Most urea is used in fertilizers because the nitrogen in urea makes it water soluble.
