Key Parameters Category Parameter Description / Typical Values Valve Body & Size Valve Body Style Single-ported, top-guided globe valve. Size Range 1/2 inch (DN15) to 2 inches (DN50). End Connections Screwed (NPT) or Flanged (ANSI Class 150, 300). Pressure & Temperature Pressure Rating ANSI Class 150 and 300. Temperature Range Standard: -20°F to +450°F (-29°C to +232°C). Dependent on seat and packing materials. Flow Characteristics Flow Characteristics Linear, Equal Percentage, Quick Opening. Flow Coefficient (Cv) A range of Cv values available based on trim size. Leakage Class Leakage Class ANSI/FCI 70-2 Class IV (Standard metal seat). Class VI available with soft seats. Materials Body Materials Carbon Steel (WCB), Stainless Steel (CF8M/316). Trim Materials Stainless Steel (standard). Actuator Actuator Type Typically paired with a Fisher 657 or similar spring-diaphragm actuator for pneumatic operation.
