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Professional Manufacturer of Brass Valves & Fittings

Since 1974, Zhejiang Julong has specialized in high-quality radiator valves, PEX push fittings, brass ball valves, and air brake components for heating and fluid control systems.

Julong Brass Fittings
Julong Factory

About Julong Intelligent Fluid

Family-owned and operated since 1974, Zhejiang Julong Intelligent Fluid Control System Co., Ltd. is a leading manufacturer of brass valves and fittings based in Yuhuan City, Zhejiang, China.

We specialize in the design and production of high-performance components for heating systems, including radiator valves, PEX push fittings, brass ball valves, angle valves, and air brake fittings. Our products are widely used in residential, commercial, and industrial applications across Europe, North America, and Asia.

1974
Founded
50+
Countries Served

Our Recommended Products

Discover our premium range of brass valves and fittings engineered for durability, precision, and optimal fluid control in heating and plumbing systems.

H Valve

H Valve

High-quality radiator valve with precise flow control. Ideal for central heating systems.

  • Material: Brass CW617N
  • Pressure: 10 bar
  • Temperature: -10°C to 110°C
  • Standards: EN331, CE
Brass Ball Valve

Brass Ball Valve

Durable on/off control valve with full port design for minimal pressure drop.

  • Material: Forged Brass
  • Size: 1/2" to 2"
  • Working Pressure: 40 bar
  • Seal: PTFE
Angle Valve

Angle Valve

Compact design for tight spaces. Perfect for radiator inlet connections.

  • Connection: G1/2" x G1/2"
  • Max Temp: 110°C
  • Standard: ISO 9001
  • Finish: Nickel Plated
Bibcock

Bibcock

Wall-mounted tap with ceramic disc for long life and drip-free operation.

  • Type: Straight & Angle
  • Material: Dezincification Resistant Brass
  • Complies: UPC, ACS
  • Applications: Plumbing, HVAC
PEX Push Fitting

PEX Push Fitting

Tool-free installation for PEX tubing. Leak-proof connection with O-ring seal.

  • Sizes: 16mm, 20mm, 25mm
  • Standards: CE, EN 1254
  • Max Pressure: 10 bar
  • Material: Brass
European Heating Valve

European Heating Valve

Designed to meet European standards for radiator control and balancing.

  • Type: Thermostatic & Manual
  • Standards: EN215, EN331
  • Connection: M30x1.5
  • Tested: 500,000 cycles
USA Series Valve

USA Series Valve

Compliant with UPC and ASSE standards for North American markets.

  • Thread: NPT
  • Sizes: 1/2" to 1"
  • Pressure: 300 psi
  • Certification: UPC Listed
Air Brake Fitting

Air Brake Fitting

Robust brass fittings for pneumatic brake systems in commercial vehicles.

  • Type: Straight, Elbow, Tee
  • Pressure Rating: 15 bar
  • Material: High-Strength Brass
  • Finish: Zinc Plated

Why Choose Julong?

Certified Quality

ISO 9001, ISO 14001, CE, UPC, EN331, ACS certified manufacturing processes.

50+ Years Experience

Family-owned since 1974 with deep expertise in fluid control engineering.

Global Reach

Products exported to Europe, North America, Middle East, and Asia.

Advanced Equipment

CNC machining, automated assembly, and rigorous quality testing.

Our Certifications

We adhere to the highest international standards for quality and safety.

ISO
9001

Quality Management

ISO
14001

Environmental Management

CE

European Conformity

UPC

Uniform Plumbing Code

EN
331

Radiator Valve Standard

ACS

French Water Contact

Get in Touch

For inquiries, quotations, or partnership opportunities, please visit our official website.

Phone

0086-576-87491288

0086-576-87492688

Email

yhjlgmgs@chinajulong.com

info@chinajulong.com

Address

Longxi Industrial Developing Zone, Yuhuan City, Zhejiang, China

Website

http://www.chinajulong.com

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