Product Model: D973H/Y

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