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USE OUR VALVES
CONNECT WORLD'S PIPELINES

Sedelon Valve Company – Established in 1998 in Wenzhou, China. Trusted manufacturer of high-performance industrial valves for oil & gas, petrochemical, marine, and power industries.

Industrial Valve Systems

Serving Industries Across the Globe

Our valves are trusted in Asia, Europe, Oceania, Africa, and the Americas — connecting pipelines in critical infrastructure worldwide.

Asia
Europe
Oceania
Africa
America
Middle East
Sedelon Factory

About Sedelon

Established in 1998 in Wenzhou, Zhejiang — known as “the valve country” of China — Sedelon is a leading manufacturer of industrial valves. We specialize in high-performance valves for petroleum, petrochemical, chemical, metallurgy, electric power, water conservancy, and machinery industries.

Our strong technical and management team includes advanced engineers, experts, and sales professionals. We operate like a close-knit family, emphasizing teamwork, innovation, and continuous improvement.

Quality You Can Trust

At Sedelon, quality control is at the heart of everything we do. All valves are designed and tested to the highest international standards including API, ISO, CE, and TS.

Hydrostatic Testing

Ensures leak-proof performance under high pressure.

Fire Testing

Validates safety in extreme temperature environments.

Fugitive Emission Test

Guarantees environmental compliance and safety.

Our Product Range

Sedelon manufactures a wide range of industrial valves meeting API, DIN, ANSI, and other international standards. Built for reliability, durability, and precision.

Stainless Steel Ball Valve

Ball Valve

Available in forged steel, stainless steel, bronze, carbon steel, and special alloys. Compliant with API, DIN, and ANSI standards.

  • Full & reduced bore options
  • Fire-safe design
  • ISO 5211 mounting pad
Carbon Steel Gate Valve

Gate Valve

API 600 and DIN compliant. Ideal for on/off control in high-pressure systems.

  • Welding, flanged, or threaded ends
  • Bonnet types: bolted, pressure seal
  • Stem: rising or non-rising
Bronze Valve

Bronze Valve

Used in chemical, oil, seawater, desalination, and offshore applications.

  • ASTM B62, B584 materials
  • Compact and corrosion-resistant
  • Working pressure up to 3000 PSI
Check Valve

Check Valve

API 6D and DIN compliant. Prevents backflow in pipelines.

  • Swing, lift, or dual plate types
  • Low pressure drop
  • Self-actuated design

Globe Valve

Precise flow regulation in high-pressure and high-temperature environments.

  • Available in ANSI and DIN standards
  • Multi-turn rising stem
  • Wide range of end connections

Butterfly Valve

Lightweight and compact. API 609 and API 603 compliant.

  • Wafer, lug, or flanged types
  • Stainless steel or carbon steel body
  • High cycle durability

Plug Valve

Reliable shut-off valve for corrosive and abrasive media.

  • Lubricated and non-lubricated types
  • PTFE or elastomer seals
  • High sealing integrity

Strainer

Protects downstream equipment by filtering debris from pipelines.

  • Y-type, basket, or T-type
  • Stainless steel mesh
  • Easy maintenance and cleaning

Industries We Serve

Our valves are engineered for performance in the most demanding environments.

Oil & Gas

Reliable shut-off and control in upstream, midstream, and downstream operations.

Chemical Processing

Corrosion-resistant materials and tight sealing for aggressive media.

Thermal Power

High-temperature and high-pressure performance in steam systems.

Marine Engineering

Seawater-resistant valves for shipbuilding and offshore platforms.

Refining & Petrochemical

Fire-safe and emission-compliant valves for critical processes.

Coal Chemical

Durable valves for slurry and abrasive media handling.

Get in Touch

Choose Sedelon for quality, reliability, and global support. Let’s build your next project together.

Contact Information

  • Email: [email protected]
  • WhatsApp: +86-13757731699
  • Tel: +86-577-67926789
  • WeChat: 13757731699

Factory Locations

  • Factory 1 (Wenzhou):
    No. 777, Dongou Commercial Street, Baoyi Industrial Zone, Zhejiang, China
  • Factory 2 (Lishui):
    Building 2, District 15, Wanyang Zhongchuang, Bihu Town, Liandu Region, Lishui City, Zhejiang, China

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