1.Material: casting 2.Medium: base 3.Drive way: pneumatic Product introduction: Manufacturing standards: API, ANSI, BS, DIN,Sealing: resilience-seated (PTFE, RPTFE), metal-seatedSize range: DN500mm - 2600mmPressure: 150, 300, 600lbsApplicable temperature: from -40 to 425Connection: wafer, flanged (lug type included)Body materials: carbon steel, stainless steel, alloy steel