Product Model: Q947F

Nominal Diameter: DN25–500 mm

Nominal Pressure: PN1.6–6.4 MPa

Operating Temperature: -29 to 425°C (Carbon Steel); -40 to +550°C (Stainless Steel)

Body Material: 304, 316, 316L, WCB, HT200

Connection Flange: JB/T 79, GB/T 9113, HG/T 20592

Applicable Media: Air, water, steam, oil, and corrosive fluids such as nitric acid and acetic acid.

Standard Technical Parameters
Valve Body

• Nominal Diameter: DN15–DN500
• Body Material: WCB, 304, 316, 316L
• Connection Type: Flanged
• Pressure Rating: PN1.6–6.4 MPa
• Structural Type: Floating ball core (Note: Title says Trunnion/Fixed)

Valve Internals

• Seat Seal: PTFE: -20° to 180°C; PPL: -20° to 250°C
• Ball Material: 304, 316, 316L
• Stem Material: 304
• Applicable Media: Water, oil, steam, etc.

Product Performance

• Fire-safe structural design.
• ISO 5211 standard for direct mounting with actuators.
• Anti-static device between the ball and the valve body.
• Anti-blow-out stem design.
• Double-layer stem packing complies with the German TUV TA-Luft stem leakage test.
• Double disc spring automatic packing tightening design.
• Allowable pressure differential: less than nominal pressure 1.6 MPa.
• Leakage: Zero leakage.
• Hysteresis: ±2.5%.
• Dead band: (Refer to specific data).

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.