Valve Components Manufacturer

Leveraging state‑of‑the‑art CNC machining centers, precision casting facilities, and expert engineering teams, DEZE delivers high‑performance valve bodies, stems, seats, and trim parts in alloys ranging from stainless steel and duplex to gun metal and specialty superalloys.

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Butterfly valve China supplier

DEZE Valve Components

DEZE specializes in the precision casting, machining, and finishing of valve components to meet the demands of diverse industries.
Our valve parts are produced in high-performance alloys—including aluminum, stainless steel, ductile Iron, gun metal, etc—and are employed in sectors such as offshore oil & gas, petrochemicals, automotive, solids handling, agriculture, railways, marine, energy, and commercial heating.
Every part undergoes rigorous inspection under our ISO 9001:2015 quality management system and conforms to customer‑specified international standards.

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Concentric Butterfly Valve
Concentric Butterfly Valve

Material: Stainless Steel 316

Double‑Offset Butterfly Valve
Double‑Offset Butterfly Valve

Material: 416 Stainless Steel

Triple‑Offset Butterfly Valve
Triple‑Offset Butterfly Valve

Material: Inconel 625/718

Wafer Style Butterfly Valve
Wafer Style Butterfly Valve

Material: Ductile-Iron

Lug Style Butterfly Valve
Lug Style Butterfly Valve

Material: CF3, CF8, CF3M, CF8M

High-Performance Butterfly Valves
High-Performance Butterfly Valves

Material: Hastelloy C276

Gate Valve CF8
Gate Valve

Material: CF8/CF8M

Stainless Steel Full Bore Ball Valve
Ball Valve

Material: Stainless Steel

Stems for Ball Valve
Stems for Ball Valve

Material: Stainless Steel

Pilot Operated Pressure Reducing Valves
Pressure Reducing Valves

Material: WCB Steel

Bronze Angle Globe Valve
Angle Globe Valve

Material: Bronze

Globe Valves PVD Coating
Globe Valve

Material: Stainless Steel

Pressure Safety Valve
Safety Valve

Material: WCB Steel

Lift Check Valve Stainless Steel Component
Lift Check Valve

Material: Stainless Steel

Idle Air Control Valve
Idle Air Control Valve

Material: Stainless Steel

Butterfly Valve Body
Butterfly Valve Body

Material: CF3, CF8, CF3M, CF8M

Stainless Steel Butterfly Valve Discs
Butterfly Valve Discs

Material: Stainless Steel

Custom CF8 Stainless Steel Castings
Safety Valve Body

Material: CF8 Stainless Steel

Valve Components Materials

At DEZE, we manufacture high-performance valve components using a broad selection of premium investment casting alloys tailored to meet the demands of diverse industrial applications. Some precision-casting alloy material options include:

Stainless Steel
Ductile Iron / Cast Iron
Carbon Steel
Copper & Copper-Alloys
Nickel-Based Alloys
Alloy Steels
Precision Casting Services

Valve Components Casting Services

DEZE specializes in precision stainless steel valve component casting through advanced lost-wax investment casting and sand casting techniques.
Our foundry produces high-quality, custom parts using a wide range of stainless alloy grades, including CF3, CF8, CF3M, CF8M, 17-4 PH, 2205 Duplex, and more—ensuring optimal strength, corrosion resistance, and reliability for demanding applications.
Serving industries such as construction, industrial manufacturing, oil & gas, and medical equipment, DEZE delivers dimensionally accurate cast components with tight tolerances.
We also provide a variety of surface finish options such as bead blasting, polishing, brushing, powder coating, and electroless nickel plating to meet specific aesthetic and functional requirements. 

Valve Components CNC Machining Services

DEZE offers high-precision CNC machining services for stainless steel valve components, tailored to meet the exacting demands of industries such as oil & gas, petrochemical, automotive, and industrial manufacturing.

Utilizing advanced CNC lathes as well as 3-axis and 5-axis milling machines, we expertly machine a wide range of stainless steel grades—including 304, 316, 17-4 PH, 2205 Duplex, and more.
Our capabilities ensure exceptional dimensional accuracy, corrosion resistance, and mechanical performance. Whether for prototyping or high-volume production, DEZE delivers durable, reliable valve parts that meet stringent quality and performance standards.

CNC Machining Services

Applications of Valve Components

Our valve components are essential across a wide range of industries, including offshore oil and gas, marine, petrochemicals, automotive, railways, energy, solids handling, agriculture, and commercial heating.

Aerospace

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Automotive

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Oil and Gas

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Marine

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Why Work With Us?

At DEZE, we specialize in the precision manufacturing of valve components, offering high-quality solutions for both prototyping and full-scale production.

Fast Delivery

With advanced equipment and efficient production processes, we deliver 40% faster than other factories, ensuring your projects are completed on time.

Saving Cost

Experience significant save 30-50% with our new production processes and stringent cost management, ensuring economical pricing without quality compromise.

Professional team

We assess the manufacturability of your parts, advise on material and design optimization, and provide tailored cost-reduction strategies.

Customized service

We provide customized production services to support every step of your product development and help you get to market faster.

High Precision

DEZE's precision ensures parts always meet the tightest specifications, ensuring your project is executed perfectly.

Excellent Customer Service​

We ensure a smooth experience with personalized service and support from initial consultation to delivery and beyond.

Put your valve components into production today！

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