Industrial Valves & Actuators You Can Trust
Delco specializes in the design and manufacturing of high-performance valves and actuators. With 20+ years of industry expertise, we deliver safe, reliable, and customized solutions for water treatment, chemical, oil & gas, HVAC, and marine industries.
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Explore Delco Valves Products
From electric actuators to manual valves, Delco offers a complete portfolio to meet diverse industry needs.
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DK Switching/Intelligent Electric Actuator
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DKSIP67 Electric Actuator
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DKQSIP68 Submersible Electric Actuator
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Z Series Electric Multi-turn Valve Actuator ON/OFF Type
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DK03 Small Electric Actuator
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AT Series Pneumatic Valve Actuator
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AT Series Double-Acting Pneumatic Valve Actuator
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IP67-DK55-2PF Electric Two-Piece Stainless Steel Flanged Ball Valve
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IP67-DKS55-3WS Electric Three-Way Sanitary Clamp Ball Valve
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IP67-DKS55-3PH Electric Three-Piece High-Pressure Ball Valve
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IP67-DK55-3PS Electric Three-Piece Internal Thread Ball Valve
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DK56-FB-G Electric Stainless Steel Hard Seal Flange Butterfly Valve
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DK55-4T Electric Four-Way Flanged Ball Valve
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EX-DKV55-2PF Electric Explosion-proof Stainless Steel Two-Way Flanged Ball Valve with Handwheel
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QT-DK56-FB Electric Explosion-proof Cast Steel Flanged Butterfly Valve with QT Series Actuator
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DK17A Pneumatic Threaded Angle Seat Valve
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DK66-2PF Pneumatic 2-Way Stainless Steel Flanged Ball Valve
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DK66-2PS Pneumatic Two-Piece Internal Threaded Ball Valve
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DK67-DC Pneumatic Cast Iron PTFE-Lined Wafer Butterfly Valve
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DK67-FB Pneumatic Cast Iron Flanged Butterfly Valve
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DK67-WB-G Pneumatic Cast Steel Hard Seal Triple Offset Butterfly Valve
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DK67-WB-S Pneumatic Stainless Steel Wafer Butterfly Valve
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Pneumatic Vacuum Flanged Ball Valve
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ZDLP Electric Control Valve with Smart Display
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ZDLQ Electric Three-Way Control Valve
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ZJHM Piston Double-Acting Pneumatic Control Valve
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ZJHP Pneumatic Sanitary Control Valve
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ZMAQ Pneumatic Three-Way Control Valve
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ZZWPE Electric Thermostatic Valve
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ZZYVP-16 Self-Operated Nitrogen Sealing Valve
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Self-Operated Differential Pressure Control Valve
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2W Direct-Action Diaphragm Solenoid Valve with Energy-Saving Module
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2W31 Direct-Action Diaphragm Brass Solenoid Valve
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DK02 Miniature Direct-Action Solenoid Valve
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2W10B Piston-Type High-Temperature Sanitary Solenoid Valve
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2W-F Direct-Action Diaphragm Stainless Steel Flange Solenoid Valve
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DK10 Pilot-Operated Piston Steam Flange Solenoid Valve
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DKKB High-Pressure Solenoid Valve 250bar
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ZCFP Piston Corrosion-Resistant Solenoid Valve
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Fixed trunnion ball valve
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Angle gate valve
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Manual stainless steel wafer butterfly valve
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Manual stainless steel flanged gate valve
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Manual forged steel welded gate valve
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Manual three-piece flanged ball valve
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Manual three-way high-pressure ball valve
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Manual cast iron flanged butterfly valve
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Aluminum Bronze Marine Butterfly Valve
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Marine Gate Valve JIS Stadnard
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Marine Aluminum Bronze Gate Valve
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Marine JIS Cast Iron Flanged Gate Valve
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Marine JIS Cast Iron Right Angle Gate Valve
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Aluminum Bronze Gate Valve
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FT43H Lever Single-Seat Float Flanged Steam Trap
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S10 Bronze Brass Threaded Safety Valve
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Y43H Pilot-Operated Pressure Reducing Valve
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Vertical Flanged Check Valve
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Balancing Valve
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Sanitary Diaphragm Valve
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Swing Threaded Check Valve
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Flame Arrestor
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Looking for Reliable OEM Valve Solutions?
Partner with Delco Valve for precision-engineered, ISO-certified products tailored to your industrial needs. From actuators to marine valves, our full portfolio ensures reliable performance and fast global delivery.
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Every project is different — that’s why Delco offers a full suite of customization options
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Material Options
Choose from stainless steel, UPVC, fluorine-lined, and high-temperature alloys for harsh or corrosive applications.
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Actuation & Control
Electric, pneumatic, or explosion-proof actuators with torque and control modes tailored to your system.
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Seal & Connection Types
PTFE, EPDM, or metal seals plus threaded, flanged, or sanitary connections for zero-leak performance.
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Branding & Packaging
Custom OEM branding, valve labeling, and durable export packaging to ensure your products are ready for global markets.
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DELCO, 20+ Years of Automation Valve Expertise
DELCO originated from German technology, has its own R&D, design, Production,sales Team, and aims to be the global automatic application service provider. DELCO factory implements rigorous quality control measures throughout the manufacturing process.
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OEM Customization -
ISO & CE Certified
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Wide Product Range
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365-day Warranty
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Global Clients
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Fast Delivery
- Advanced Factory
- Strict Testing
- Certified Quality
Global Custom Valve Solutions
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Petrochemical Process Control
This assembly is designed for continuous, high-precision modulation of fluid parameters (pressure, temperature, or flow rate). The robust, bolted flanged connection is essential for maintaining integrity under the high-pressure and high-temperature conditions common in these process industries.
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Chemical / Process Control System
This type of valve is essential for fluid mixing, diverting, or blending processes within complex process piping systems. The pneumatic actuator with a positioner allows for continuous, high-precision modulation of flow, ensuring accurate temperature or concentration control—a critical requirement in chemical or pharmaceutical manufacturing where tight process tolerances are necessary.
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Commercial HVAC/Hot Water System
The valves, identified as 3-Piece Ball Valves, are ideally suited for reliable on/off and flow control in heating and chilled water loops. The use of electric actuation allows for automated modulation and tight isolation of the boiler/storage units, maximizing energy efficiency and maintaining stable system temperatures across the facility.
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Industrial Cooling Tower Water System
The blue valves are Butterfly Valves, known for their compact size and low-pressure drop, ideal for high-flow cooling water service. They are equipped with Electric Actuators , enabling automated on/off and precise flow regulation. The valves utilize a secure flanged connection for reliable mounting to the large-bore main headers.
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Fluid Isolation and Control Manifold
The automation package includes high-precision Solenoid Valves for rapid and remote operation, ensuring reliable fluid isolation and precise control within the process lines.
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Water Treatment / Industrial Process System
The system, clearly utilizing stainless steel piping and components, indicates an application in industries requiring high levels of hygiene or corrosion resistance. The valves are Pneumatic Valves, crucial for rapid, automated on/off control within the process skid. Pneumatic actuation is chosen for its fast response speed and inherent safety in industrial environments, ensuring precise flow management.
Petrochemical Process Control
Chemical / Process Control System
Commercial HVAC/Hot Water System
Industrial Cooling Tower Water System
Fluid Isolation and Control Manifold
Water Treatment / Industrial Process System
What Clients Say About Delco
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Common Questions on Ordering & Tech Specs
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Can I order a sample to test the quality before a bulk order?
Yes, absolutely. We understand the importance of quality verification in industrial projects. We accept 1-piece sample orders for most of our standard products, including electric/pneumatic actuators and common valves. Contact us to get your sample shipped quickly. -
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Can you help select the right valve if I provide my working conditions?
Absolutely. Our technical team can assist with sizing and selection. Just let us know your medium (fluid), temperature, pressure, and voltage requirements, and we will recommend the most cost-effective solution (e.g., choosing between a soft-seated or metal-seated butterfly valve). -
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What connection standards can you manufacture? (ANSI, DIN, JIS, GB?)
We manufacture valves compliant with all major international standards to ensure global compatibility. Our production capabilities cover ANSI/ASME, DIN, JIS, and GB standards. Whether you need 150LB/300LB, PN10-PN64, or 10K/20K, we have you covered.If it’s a standard used in the market, we can make it. -
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How do you ensure valve quality before shipment?
Each valve undergoes 100% inspection before shipment, including pressure testing, material analysis, and dimension checks according to international standards. -
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What kind of after-sales service do you provide?
DELCO provides full after-sales support, including installation guidance, technical consultation, and a 12-month warranty for most valve models. Our service team responds within 24 hours to resolve any product issues.
Common Questions on Ordering & Tech Specs
The quality of this item is excellent, and it is very easy to use. The merchant's service was outstanding; they patiently answered all my questions. I'm very grateful for their assistance.
The quality of this item is excellent, and it is very easy to use. The merchant's service was outstanding; they patiently answered all my questions. I'm very grateful for their assistance.
The quality of this item is excellent, and it is very easy to use. The merchant's service was outstanding; they patiently answered all my questions. I'm very grateful for their assistance.