Product Overview

The D971XP-10Q DN40 Electric Wafer Butterfly Valve is an automatic fluid control system engineered for precision, reliability, and compact piping layouts. Powered by a premium electric actuator from omkee (Wuhan Europe-America), this valve package offers excellent mechanical integrity and durable on-off or modulating operation. Featuring a robust ductile iron body, corrosion-resistant SS304 disc, and high-resilience EPDM seat, the D971XP-10Q DN40 Electric Wafer Butterfly Valve ensures bubble-tight sealing and smooth flow regulation in demanding industrial networks.

I. Electric Actuator Specifications

The integrated OMK Series Electric Actuator is internationally recognized for its compact structure, convenient installation, outstanding quality, and high operational reliability.

• Brand: omkee (Wuhan Europe-America)

• Actuator Model: OMK-05B

• Control Voltage Options: DC24V / AC24V / AC110V / AC220V / AC380V

• 90° Angular Travel Time & Output Torque: 20 Seconds / 50 Nm

• Ingress Protection Rating: IP67 (Waterproof & Dustproof)

• Dielectric Strength / Withstand Voltage:

  • For AC110V/AC220V models: AC 1500V / 1 minute

  • For AC380V models: AC 1800V / 1 minute

• Electrical Interface: 1 × G1/2 Waterproof Cable Gland

• Ambient Operating Temperature: -20℃ to +60℃ (Special ultra-low temperature models under -20℃ are available upon customized request)

• Control Circuit Type: On-Off type (Switching type) with passive contact signal feedback

• Switching Control Mode: Executes precise fully-open and fully-closed operations via electrical switching signals, while simultaneously outputting a set of dry/passive contact signals corresponding to the absolute open/close limits.

• Manufacturing Standard: JB/T8219-1999 (Industrial-process measurement and control instruments)

II. Valve Body & Component Specifications

The mechanical valve assembly of the D971XP-10Q DN40 Electric Wafer Butterfly Valve is designed to fulfill rigorous manufacturing standards, assuring optimum hydrodynamic performance and pressure containment.

• Valve Body Material: Ductile Iron (Provides superior tensile strength and impact resistance compared to standard cast iron)

• Valve Disc Material: 304 Stainless Steel (Grade 304 SS for exceptional corrosion and wear resistance)

• Valve Stem Material: 416 Stainless Steel (High-strength martensitic stainless steel for high torque transmission)

• Sealing / Seat Material: EPDM (Ethylene Propylene Diene Monomer — excellent for water, steam, and dilute acids)

• Nominal Diameter / Port Size: DN40 (1.5 Inch)

• Connection Type: Wafer type (Concentric design, space-saving installation between standard flanges)

• Manufacturing Standard: National Standard (GB Standard)

III. Key Application Fields

Due to its robust electronic controls and highly resilient material build, the D971XP-10Q DN40 Electric Wafer Butterfly Valve is widely applicable for automated pipeline isolation and regulatory processes across the following industrial sectors:

• Petrochemical & Chemical: Processing and chemical transport lines.

• Power Generation: Hydroelectric, wind, and thermal power cooling/auxiliary networks.

• Water Management: Water treatment, sewage treatment, power irrigation, and drainage infrastructure.

• Heavy Industries: Metallurgy, iron & steel manufacturing, mining.

• Manufacturing & Processing: Pulp & paper, pharmaceuticals, biotech, food & beverage processing.

• Building Automation: Commercial HVAC, building automation infrastructure, and marine/shipbuilding piping systems.