WZLD Ball Valve | Premium Trunnion & Floating Ball Valves Manufacturer

Who We Are

Wenzhou Leader Fluid Control Equipment Co., Ltd. is a subsidiary of Wenzhou Leader Valve Co., Ltd., established in October 2007. Located in Yueqing, Zhejiang – a renowned industrial hub – we specialize in the design, development, and manufacturing of high-quality ball valves.

With over 20 years of focused experience in ball valve engineering, we have built a reputation for innovation, precision, and reliability. Our modern facility spans 3,000 square meters and supports an annual production capacity of more than 2,500 tons of ball valves.

ISO 9001 Certified

Quality management in strict accordance with international standards.

20+ Years Experience

Dedicated to ball valve R&D and manufacturing excellence.

Our Ball Valve Products

We offer a comprehensive range of high-performance ball valves designed for critical applications in oil & gas, offshore platforms, petrochemical, and seawater desalination industries.

Cast Trunnion Ball Valve

Split body, side-entry design ideal for high-pressure applications. Durable cast construction ensures long service life.

• Split body design
• Side-entry maintenance
• API 6D compliant
• Suitable for high pressure

Forged Trunnion Ball Valve

Fixed-shaft structure with forged body for superior strength and reliability in extreme conditions.

• Forged steel construction
• Fixed-shaft design
• High temperature resistant
• API 6FA fire-safe

Support Plate Trunnion Valve

Enhanced structural support for heavy-duty applications requiring maximum stability and load distribution.

• Reinforced support plate
• High cycle durability
• Low torque operation
• Anti-blowout stem

Double Block & Bleed Valve

Compact design with dual isolation and bleed function for safe maintenance and testing.

• Dual sealing capability
• Integrated bleed port
• Space-saving design
• API 6D certified

Full Welded Ball Valve

Seamless body construction eliminates leakage paths – ideal for buried pipelines and high-risk environments.

• No external leakage
• Burial-ready design
• Long-term reliability
• Anti-static compliant

Cast Steel Floating Ball Valve

Cost-effective solution with flexible seal ring structure for reliable shut-off in general industrial use.

• Floating ball design
• Flexible seal ring
• API 607 fire-safe
• BS6755 compliant

Forged Steel Floating Ball Valve

High-integrity forged body for demanding applications where strength and leak-tightness are critical.

• Forged construction
• High pressure rating
• Anti-static design
• Cryogenic options

3-PC Forged Floating Ball Valve

Modular design allows easy maintenance and replacement of internal components without removing the valve from the line.

• Three-piece body
• Easy maintenance
• Rebuildable in-line
• Wide temperature range

Uni-Body Cast Floating Ball Valve

Single-piece body design minimizes potential leak paths and enhances structural integrity.

• One-piece construction
• Minimal leakage risk
• Compact footprint
• High flow efficiency

Cryogenic Ball Valve

Specially designed for low-temperature applications such as LNG, ethylene, and other cryogenic fluids.

• Extended bonnet
• Low temp materials
• Vacuum jacket options
• API 607 / BS6755

Why Choose WZLD Ball Valves?

Our commitment to innovation, quality, and customer service sets us apart as a trusted partner in fluid control solutions.

Fire-Safe Design

Complies with API 607, API 6FA, and BS6755 standards for safe operation in high-risk environments.

Anti-Static Design

Integrated static discharge device prevents sparking and ensures safe operation in flammable environments.

Reliable Stem Sealing

Stem shoulder design prevents blowout even under extreme pressure conditions.

Strict Material Control

In-house material testing lab with spectrometers, hardness testers, and ultrasonic equipment.

Frequently Asked Questions

What types of ball valves does WZLD manufacture?

We specialize in Trunnion Ball Valves (cast and forged), Floating Ball Valves (cast and forged), Double Block & Bleed Valves, Full Welded Ball Valves, and Cryogenic Ball Valves for industrial and offshore applications.

Are your valves compliant with international standards?

Yes. Our products meet API 6D, API 607, API 6FA, BS6755, and ISO 9001 standards. We hold multiple API certifications and Special Equipment Type Test Certificates.

Do you offer OEM services?

Yes. We provide full OEM and ODM services, including custom design, material selection, and branding based on client specifications.

What industries do you serve?

Our valves are used in oil & gas, offshore drilling, petrochemical, power generation, seawater desalination, and cryogenic processing industries.

How do you ensure product quality?

We have an in-house material testing laboratory equipped with spectrometers, hardness testers, impact testers, and NDT equipment. Every valve undergoes rigorous inspection and testing before shipment.

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