Technical Parameters Parameter Specification Model Fisher DSA Type Top-and-Bottom Guided, Single-Port Globe Valve Trim Type Unbalanced Flow Characteristic Linear, Equal Percentage End Connections Flanged (ANSI Class 1500, 2500); Butt-Weld Body Materials Forged Carbon Steel (A105), Cast Carbon Steel (WCB), Stainless Steel (CF8/CF8M) Size Range 1" to 8" (DN 25 to DN 200) Pressure Rating ANSI Class 1500: 3600 psig (248 bar) ANSI Class 2500: 6000 psig (414 bar) Temperature Range -450°F to 1200°F (-268°C to 649°C) Leakage Class ANSI Class IV (Standard)， ANSI Class V & VI
