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Precision Valve & Fittings
Engineered to Last

Wenzhou Lianhe Valve Fitting Co., Ltd has been delivering high-quality stainless steel fittings, valves, and flanges since 2006. Trusted in food, pharmaceutical, chemical, and biomedical industries worldwide.

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About Lianhe Valve

Wenzhou Lianhe Valve Fittings Co., Ltd, established in 2006, is a comprehensive company integrating production and sales. We specialize in the manufacturing of stainless steel thread fittings, thread ball valves (1PC, 2PC, 3PC), gate valves, globe valves, strainers, and more.

We also supply stainless steel sanitary tubes and fittings, seamless and welded pipes, butt-welded fittings, and flanges. With a professional team and modern facilities, we ensure every product meets the highest standards of quality and performance.

2006
Founded
60M+
Annual Sales (2020)
1000+
Partners
Factory Workshop CNC Machine Product Inspection Warehouse

Why Choose Lianhe?

We don't just manufacture—we deliver reliable solutions with precision and care.

Latest Technology

Our advanced manufacturing techniques meet all technical challenges, ensuring outstanding product performance and reliability.

Expert Engineers

Our engineering team analyzes product concepts for optimal cost-efficiency and commercial viability in mass production.

Quality Control

Every product undergoes stringent inspection—zero margin for error, unmatched precision in every detail.

On-Time Delivery

We understand the importance of minimizing downtime—fast response and reliable delivery for long-term efficiency.

Our Products

High-performance stainless steel components for industrial applications.

Stainless Steel Thread Fittings 150#

Stainless Steel Thread Fittings 150#

High-pressure threaded fittings ideal for industrial piping systems requiring secure, leak-proof connections.

Grade: 304 / 316L | Pressure: 150#
Stainless Steel Thread Valve

Stainless Steel Thread Valve

Available in 1PC, 2PC, and 3PC ball valve designs. Durable, corrosion-resistant, and easy to maintain.

Types: Ball, Gate, Globe | Material: SS304/316
Stainless Steel Press Fitting

Stainless Steel Press Fitting

Quick-install press fittings for modern plumbing and industrial systems. No welding required.

Sizes: 1/8" to 4" | Standards: ISO, DIN
Sanitary Fittings & Valve

Sanitary Fittings & Valve

Polished to Ra ≤ 0.8μm for hygienic applications in food, beverage, dairy, and pharmaceutical industries.

Finish: Mirror Polish | Tri-Clamp, SMS, ISO
Butt Weld Pipe Fittings

Butt Weld Pipe Fittings

Elbows, tees, reducers, and caps for seamless high-pressure piping systems.

Standards: ASME B16.9 | Material: SS304/316L
Flange

Flange

Stainless steel flanges for secure pipe connections in chemical, biomedical, and industrial systems.

Types: Weld Neck, Slip-On, Blind | Class: 150#-300#

Strainer

Y-type and basket strainers to protect valves and pumps from debris in fluid systems.

Material: SS304/316 | Connection: Thread, Weld

Stainless Steel Seamless Pipes

High-integrity seamless tubes for critical applications where weld integrity is essential.

Sizes: OD 6mm to 219mm | Standards: ASTM A312

Welded Pipes

Precision-welded stainless steel pipes for general industrial and structural use.

Material: 304L, 316L | Finish: BA, 2B

Custom Fabrication

We offer OEM/ODM services and custom machining for specialized industrial requirements.

CNC Machining | Laser Cutting | Bending

Industries We Serve

Our products are trusted across critical sectors worldwide.

Food Beverage Dairy Food Chemical Biomedical Pharmaceutical Energy Water Treatment

Certified Excellence

Our production strictly follows the ISO9001 quality management system. We hold CE certification and a valid business license, ensuring compliance with international standards.

ISO9001 Certified CE Marked Business License

Our modern facility includes CNC machining centers, laser cutting, tapping machines, surface treatment equipment, and a full physical & chemical laboratory for material verification.

CNC Machine Testing Center Warehouse Laser Equipment

Get in Touch

Reach out to our team for inquiries, quotes, or technical support.

Address
FLOOR 3, BUILDING 2, NO.3991, BINHAI 3 ROAD, WENZHOU ECONOMIC TECHNOLOGICAL DEVELOPMENT ZONE, WENZHOU, ZHEJIANG, CHINA
Phone
+86-0577-8680 1027
+86-186 2153 1073
+86-159 5775 6800
Email
[email protected]
Skype
cooperpipe
WhatsApp
+86-186 2153 1073
Foreign Trade Manager
Cooper Zhang
Visit Official Website to Contact
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