Product Model: D973H/F  

Body Material: WCB, 304, 316  

Disc Material: WCB, 304, 316+STL (Stellite)  

Seat Material: Alloy + STL (Stellite)  

Connection Type: Wafer, Flanged  

Flange Standard: GB, ANSI, JIS, DIN  

Pressure Rating: PN16, PN25   

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

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

 Standard Technical Specifications

Valve Body

• Nominal Diameter: DN50–DN1000
• Body Material: WCB, 304, 316
• Connection Type: Wafer, Flanged
• Pressure Rating: PN1.0 MPa, PN1.6 MPa, PN2.5 MPa

• Structural Type: Triple-offset structure

   

Valve Internals

• Seat Seal: Hard alloy, Tungsten carbide, Nickel alloy
• Disc Material: WCB, 304, 316
• Stem Material: 304
• Applicable Media: Water/liquids, gases, steam, high-temperature media, wear-resistant media.

Design & Manufacturing Standards

• Design & Manufacture: JB/T 8527-1997
• Face-to-Face Dimensions: GB/T 12221-2005
• Pressure Test: GB/T 13927-2008
• Connection Standard: JB/T 79.1-1994

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