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DELCO Provide Various Optimal Solution For Industrial Valves, Especially For Automatic Control Valves & Manual Industrial Valves etc.

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DELCO DK55-1PF Electric 1 Pieces Flange Ball Valve, Monolithic Leak-Proof for Oil Gas Chemical HVAC Industrial Pipeline

Actuator: DK55-3PF

  • Torque Range from 50Nm to 4000Nm.
  • Valve type : 2-Ways & 3-Ways & 4 Way Flange Ball Valve (T Type and L Type)
  • Flange Standard: ANSI, JIS, DIN, GB are available.
  • TFM 1600 Seat Material (PTFE, RTFE, TFE/SS Options)
  • Blow-out Proof Stem Pressure Balance Hole in Ball Slot
  • Widely used in chemical industry, paper & pulp, water treatment, etc

The Electric 1 Pieces Flange Ball Valve is a compact automated ball valve designed for industrial pipeline applications requiring reliable shut-off and remote electric operation. It combines a one-piece valve body, flanged pipe connection and electric actuator into a practical solution for automated fluid control.

The valve uses a rotating ball with a flow passage to control the movement of pipeline media. When the electric actuator receives an operating signal, it drives the valve stem and rotates the ball approximately 90° between the fully open and fully closed positions.

Key Features

✅️Compact One-Piece Construction

The one-piece body provides a compact valve structure with fewer body joints, making it suitable for installations where space and structural simplicity are important.

✅️Reliable Electric Automation

The electric actuator enables remote opening and closing of the valve and can be integrated into automated control systems. Depending on the actuator configuration, On/Off or modulating control can be provided.

✅️Robust Flanged Connection

The flanged-end design provides a secure connection for industrial pipelines and allows convenient installation, inspection and maintenance.

✅️Efficient Quarter-Turn Operation

The ball rotates approximately 90° between open and closed positions, enabling relatively fast automated operation compared with multi-turn valve designs.

✅️Flexible Material Selection

Valve body, ball, stem and seat materials can be selected according to the operating medium, temperature, pressure and corrosion conditions.

✅️Multiple Actuator Configurations

Different electric actuators can be matched according to required torque, operating time, control mode, power supply, protection rating and environmental conditions.

✅️Suitable for Automated Process Systems

The electric actuator can be integrated with PLC, DCS, SCADA or other industrial control systems when the selected actuator and control package support the required interface.

Primary Applications

  • Water Treatment: Used for automated isolation and flow control in water supply, wastewater treatment, filtration and pumping systems.
  • HVAC Systems: Suitable for chilled water, hot water and other HVAC process pipelines where automated quarter-turn flow control is required.
  • Chemical Processing: Available with corrosion-resistant body and sealing materials for compatible chemical media and process conditions.
  • Oil & Gas: Suitable for automated isolation and fluid handling in oil, gas and related industrial pipeline systems, with appropriate material and certification options.
  • Power Generation: Used in auxiliary water, cooling, fuel and other industrial process systems where electric valve automation is required.
  • Industrial Manufacturing: Applicable to automated production lines, utility systems, compressed-air systems and general industrial fluid handling.
  • Process Automation: The electric actuator allows centralized or remote valve operation, making the valve suitable for automated pipeline management and process control.

Selection of Electric Actuators​

Selection of Electric Actuators​.png
Actuator Type Quarter-Turn Electric Actuator Quarter-Turn Electric Actuator Explosion-Proof Electric Actuator Explosion-Proof Electric Actuator Explosion-Proof Electric Actuator Explosion-Proof Electric Actuator Mini Electric Actuator Mini Timer Electric Actuator Multi-Turn Electric Actuator Quarter-Turn Electric Actuator Multi & Quarter-Turn Electric Actuator IP68 Waterproof Electric Actuator
Product Model DK Series DKV Series CT4 BT4 BT6 CT6 DK-A Mini Timer Z Type Q Type Multi & Quarter Turn DKQS-IP68
Voltage AC/DC 24V, AC 110/220V, AC 380V AC/DC 24V, AC 110/220V, AC 380V AC 110/220V, AC 380V AC 110/220V, AC 380V AC 110/220V, AC 380V AC 110/220V, AC 380V DC 12/24V, AC 24/110/220V DC/AC 24V, AC 110/220V AC 380V, optional 220/415/440/660V, DC options AC/DC 24V, AC 110/220V, AC 380V AC 110/220V, AC 380V AC 220/380V, optional configurations
Actuator Rotation 0–90° 0–90° / Scalable 0–90° / Customizable 0–90° / Customizable 0–90° / Customizable 0–90° / Customizable 0–90° 0–90° Multi-Turn 0–90° Multi-Turn / 0–90° 0–90° / Multi-Turn depending on configuration
Input/Output Signals On/Off, 4–20mA / 0–10V On/Off, 4–20mA / 0–10V On/Off, Regulation, Intelligent On/Off, Regulation, Intelligent On/Off, Regulation, Intelligent On/Off, Regulation, Intelligent On/Off, Optional feedback Timer / On-Off On/Off, 4–20mA, Intelligent / Fieldbus On/Off, Regulation, Intelligent On/Off, Regulation, Intelligent On/Off, Regulation, Intelligent
Open/Close time about 10–60 s about 10–60 s about 10–60 s about 10–60 s about 10–60 s about 10–60 s about 5–30 s ≤7 s (Series of fast models) about 10 min duty cycle about 10–60 s Based on actuator and valve configuration Based on specifications and configuration
Torque Range 50–400 N·m 50–4000 N·m 50–3000 N·m 50–3000 N·m 50–3000 N·m 50–3000 N·m 5–100 N·m Low torque range 50–1200 N·m 50–4000 N·m 50–3000 N·m 50–3000 N·m
Temperature Range -20°C to +60°C -20°C to +60°C -20°C to +60°C -20°C to +60°C -20°C to +60°C -20°C to +60°C -20°C to +60°C -20°C to +60°C -20°C to +60°C, optional wider range -20°C to +60°C -20°C to +60°C -20°C to +60°C
Protection Level IP65 IP67 IP67 IP67 IP67 IP67 IP65 IP65 IP65 / IP68 IP65 / IP68 IP67 IP68
Features Compact quarter-turn actuator suitable for ball valves, butterfly valves, etc.; supports both on/off and modulating control. High-torque, wide-angle configuration; suitable for industrial ball valves, butterfly valves, and other rotary valves. CT4 explosion-proof design, suitable for industrial hazardous areas where combustible gases are present. BT4 explosion-proof configuration, offering explosion-proof, dust-proof, and waterproof protection. BT6 explosion-proof rating configuration, suitable for hazardous industrial environments with higher safety requirements. CT6 explosion-proof configuration, suitable for chemical, oil and gas, gas, and other hazardous areas. Compact and lightweight; suitable for small-bore ball valves, butterfly valves, and space-constrained applications. Compact size, timing control, and rapid switching; suitable for small automated valves. Multi-turn actuator, suitable for valves requiring multi-turn operation, such as gate valves, globe valves, and diaphragm valves. Compact rotary actuator supporting manual operation, intelligent control, and various protection configurations. Compatible with both multi-turn and part-turn applications, suitable for various types of industrial valves. Features high-level water and dust resistance; suitable for outdoor use and in environments that are damp, prone to water accumulation, or subject to partial submersion.

Technical Parameter

Specification

Valve Body One-Piece Body
Valve Operation Electric Actuator, Quarter-Turn
End Connection Flanged
Body Material WCB / CF8 / CF8M / SS304 / SS316
Ball Material SS304 / SS316 / Customized
Stem Material SS304 / SS316 / Customized
Seat Material PTFE / RPTFE / PEEK / Metal
Packing PTFE / Graphite / Application-Specific
Temperature Range Approx. -29°C to +180°C
Protection Rating IP65 / IP67 / IP68
Applicable Media Water, Air, Gas, Oil, Steam, Chemicals and Industrial Fluids
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    Industry-Specific Expertise

    We deliver tailored valve solutions for diverse sectors, meeting their unique operational and regulatory needs.
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    Engineered for Performance

    Our valves are built for durability, precision, and efficiency, optimizing your system's performance and longevity.
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    Guaranteed Compliance & Safety

    We ensure high standards and certifications, providing reliable and safe solutions that protect your assets and personnel.
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    Expert Support & Customization

    Benefit from our technical expertise and customization options, ensuring perfect valve integration and optimal functionality for your specific application.

Authoritatively Certified

We have been certified by IS09001:2015, CE, SGS, ROHS, TUV, FDA and gained more than 30 patents prove our professionalism in valve filed.
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FDA

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CNAS

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