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