1)size: 2"-24" 2)material: stainless steel 3)standard: ANSI, DIN, AU 4)Certificate:ISO 9001:2000 CE 5)operator: gear, pne Direction for use:Temperature and pressure limitationsName shows the maximum and minimum operating temperature of the maximum allowable operating pressure.With the RTFE or PTFE material of the valve seat and sealing, the working temperature should limit between-290C to 2000C. ...