China Judu Valve Group Co., Ltd. | Premium Industrial Valve Manufacturer

About JUDU Valve

Established in 1998, China Judu Valve Group Co., Ltd. is a leading manufacturer and service provider specializing in industrial valves. With over 30,000 square meters of manufacturing space in Wenzhou, China, we integrate research, casting, production, sales, and service into a seamless operation.

Our team includes 15 senior engineers and 22 inspectors, ensuring every valve meets the highest standards of performance and safety. We export over 50% of our production to markets in the USA, Germany, Russia, Singapore, Italy, Korea, and beyond.

ISO9001:2000, API 6D, CE, and AZ Certified

100% Pressure Testing on Every Valve

Compliance with API, ANSI, BS, DIN, GOST, JIS Standards

Our Valve Products

Specializing in a full range of industrial valves from 1/2” to 64”, pressure ratings 150LB to 4500LB, and materials including carbon steel, stainless steel, duplex, super duplex, Monel, Inconel, Hastelloy, titanium, and zirconium alloys.

Trunnion Mounted Ball Valve

High-pressure, heavy-duty design ideal for oil & gas and petrochemical applications.

Size: 2” – 64”
Pressure: 150LB – 4500LB
Materials: WCB, CF8M, Duplex, Inconel
Standards: API 6D, ISO 17292

Metal Seated Ball Valve

Designed for high-temperature and abrasive media in power and mining industries.

Temperature: Up to 550°C
Fire-safe design per API 607/6FA
Low emissions (ISO 15848)
Available with actuators

Double Block & Bleed Ball Valve

Compact, reliable isolation solution for pipelines and process systems.

Single-body design
Reduces leak paths
Space-saving installation
API 6D compliant

Gate Valve

Rising stem and non-rising stem options for water, oil, and gas transmission.

Size: 2” – 48”
Pressure: Class 150 – 900
Materials: WCB, LCB, CF8, CF8M
Standards: API 600, BS 1414

Globe Valve

Precise flow regulation for steam, water, and chemical applications.

Outside screw & yoke design
Guided disc for stability
Available in angle and straight patterns
API 602 compliant

Check Valve

Prevents backflow in pipelines with swing, lift, and dual plate designs.

Size: 1/2” – 48”
Low pressure drop
Quiet operation
API 598 tested

Butterfly Valve

Lightweight, cost-effective solution for large diameter pipelines.

Lug, wafer, and flanged types
Size: 2” – 64”
EPDM, PTFE, or metal seats
ISO 10631 compliant

Bellow Seal Valve

Zero-emission solution for toxic, hazardous, or expensive media.

Hermetic seal with metal bellows
Prevents fugitive emissions
API 624 / TA-LUFT compliant
Long service life

High Pressure Valve

Engineered for extreme pressure environments in refining and chemical plants.

Pressure: Up to 4500LB
Forged body construction
Multiple trim options
ASME B16.34 compliant

Plug Valve

Reliable on/off and diverting service for slurry, viscous, and abrasive fluids.

Lubricated and non-lubricated types
3-way and 4-way configurations
PTFE or elastomer sleeves
API 6D compliant

GOST Standard Valve

Compliant with Russian GOST standards for projects in CIS countries.

Full range of types and sizes
GOST R, GOST B, GOST P certified
Exported to Russia, Kazakhstan, Ukraine
Custom documentation available

API 6A Valve

Wellhead and Christmas tree valves for oil & gas upstream applications.

Gate, check, and choke valves
PSL 1 to PSL 3
PR2 / PSL3G tested
Available in sour service (NACE MR0175)

View Full Product Catalog

Why Choose JUDU Valve?

Engineered for performance, reliability, and long-term value.

Superior Quality

ISO9001, API 6D, CE, and AZ certified. 100% pressure tested for reliability.

Global Reach

Exported to 50+ countries including USA, Germany, Russia, Singapore, and Korea.

Broad Applications

Serving oil & gas, power, petrochemicals, LNG, marine, mining, and water sectors.

Full Service

Integrated R&D, casting, production, sales, and after-sales support.

Industries We Serve

Trusted by leading companies worldwide for critical valve applications.

Oil & Gas / Petrochemicals

Upstream, midstream, downstream
Refineries and chemical plants
Offshore platforms and FPSOs
Pipeline transmission systems

Power Generation

Fossil, nuclear, and cogeneration
Steam and feedwater systems
Cooling water and condensate
Emissions control systems

LNG & Cryogenics

LNG liquefaction and regasification
Cryogenic storage and transfer
Low-temperature materials (LF2, SS304L)
Vacuum-jacketed valves

Marine & Shipbuilding

Ballast, fuel, and bilge systems
Seawater and freshwater circuits
Engine room and HVAC
Offshore support vessels

Mining & Minerals

Slurry and abrasive media handling
High-wear environments
Corrosive chemical processing
Tailings and water management

Water & Wastewater

Municipal water treatment
Pump stations and distribution
Sewage and stormwater systems
Desalination plants

Frequently Asked Questions

What certifications does JUDU Valve hold?

JUDU Valve holds ISO9001:2000, API 6D, CE, and AZ certifications. Our quality control begins at the casting stage, and every valve undergoes 100% pressure testing to ensure reliability.

What materials are available for your valves?

We offer a wide range of materials including WCB, LCB, CF8, CF8M, 250SMO, Duplex, Super Duplex, Monel, Inconel, Hastelloy, Titanium, Zirconium, and Nickel alloys to suit various corrosive and high-temperature environments.

What are your standard valve sizes and pressure ratings?

Our valves range from 1/2” to 64” in size, with pressure ratings from 150LB to 4500LB. Custom sizes and ratings are available upon request.

Which international standards do you comply with?

We manufacture valves to API, ANSI, BS, DIN, AWWA, GOST, and JIS standards. We also produce GOST-compliant valves for CIS markets and API 6A valves for oil & gas wellheads.

Do you offer OEM/ODM services?

Yes, we provide OEM and ODM services with custom designs, branding, packaging, and documentation to meet specific project requirements.

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About JUDU Valve