Valve body
Nominal size: DN25 - DN500
Valve body material: WCB, 304, 316, 316l
Method of connection: flange
Pressure grade: pn 1.6 - 6.4 MPa
Structural form: floating ball core
Inner component of valve
Seat seal: PTFE:-20°~180°
PPL:-20°~250°Valve core material: 304, 316, 316l
Stem material: 304
Applicable medium: water, oil, steam, etc
Performance
Fire - proof structure design
Iso 5211 standard direct and actuator mounting
Anti - static device between ball core and valve body
Design of valve stem ex - explosionproof
Double - layer being packing is in compliance with german TUV ta - lufl valve stem leakage test
Design of automatic packing for Double Butterfly shaped shrapnel
Allowable differential pressure: less than nominal pressure of 1.6 MPa
Leakage: zero leakage
Return difference: ±2.5%Dead zone: dead zone
Electric actuator
Switch type: feedback signal: passive contact signal \ 4 - 20ma \ resistance signal
Adjustment type: input signal 4-20mA\0-10V\1-5V; Feedback signal: 4-20mA\0-10V\1-5V
Voltage: AC220V\380V\110V\24V、DC12V\24Vetc.; Special voltage can be customized
Explosion proof level: optional explosion-proof type exdiibt