Product Model: D943W 


Body Material: 304, 316 


Disc Material: 304, 316+STL (Stellite) 


Seat Material: Alloy + STL (Stellite) 


Connection Type: Wafer, Flanged 


Flange Standard: GB, ANSI, JIS, DIN 


Pressure Rating: PN16, PN25, PN40 (4.0MPa) 


Electric Actuator: On-off type, Regulating type, Explosion-proof type 


Voltage: AC220V, AC110V, AC380V, DC24V, DC12V, etc.

Valve Body

• Nominal Diameter: DN40–DN3000

• Body Material: 304, 316

• Connection Type: Wafer, Flanged, Lug wafer

• Pressure Rating: PN10, PN16, PN25, PN40 (1.0, 1.6, 2.5, 4.0 MPa)

• Structural Type: Eccentric structure

Valve Internals

• Seat Seal Material & Temperature:

  • EPDM: -30°C to 120°C

  • NBR: -30°C to 80°C

  • PTFE: -30°C to 140°C

  • VITON: -30°C to 150°C

• Disc Material: 304, 316, 316L, 1.4529, 2507

• Stem Material: Stainless steel 410, 304

• Applicable Media: Water, liquids, gases, oils, powders, steam, acidic and alkaline corrosive media.

Design & Manufacturing Standards

• Design & Manufacture: GB/T 12238-2008

• Connection Standard: JB/T 79.1-1994

• Face-to-Face Dimensions: GB/T 12221-2005

• Pressure Test: GB/T 13927-2008

Electric Actuator

• On-off Type: Feedback signal: Dry contact signal / 4-20mA / Resistance signal

• Regulating Type: Input signal: 4-20mA / 0-10V / 1-5V; Feedback signal: 4-20mA / 0-10V / 1-5V

• Voltage: AC220V / 380V / 110V / 24V, DC12V / 24V, etc.; special voltages customizable

• Explosion-proof Rating: Explosion-proof type EXdIIBT4 optional