Angle seat valves usually for water and steam Pneumatic (air) control valvs Spring force or air force Normal close or normal open Size from G3/8 to G2 Orifice from DN10 to DN50 Working pressure: 0-16 Bar Working temp.: 0-90^oC or 0-150^oC Valve body: stainless steel Seal: teflon and NBR (or viton)