Top 8 China DIN Swing Check Valve Manufacturers (2025 Guide)

When sourcing industrial valves, your choice of supplier matters—especially for components like DIN swing check valves that help prevent backflow in pipelines. China is home to some of the most trusted, high-performing, and affordable DIN swing check valve manufacturers in the world.

In this guide, we’ll walk you through 8 of the top China DIN swing check valve manufacturers, highlighting their capabilities, certifications, export experience, and how to find the right DIN swing check valve factory for your needs. We’ll also answer common questions about pricing, sourcing, and wholesale orders.

Why Source DIN Swing Check Valves from China?

China’s valve manufacturing industry leads the world in volume, quality, and customization. Here’s why buyers across 100+ countries trust Chinese suppliers:

• Mass Production Efficiency: Most manufacturers operate high-tech CNC machining centers, lost-wax casting lines, and automated assembly.
• International Standards Compliance: Top suppliers meet ISO 9001, API 6D, CE, TUV, DIN 3202, and EN1092-1 standards.
• Flexible MOQs & Lead Times: Suppliers offer smaller minimum orders and quick turnaround—ideal for urgent or trial orders.
• Competitive Pricing with Quality Control: Material sourcing is optimized to deliver low prices while maintaining strict QC procedures.

Whether you’re in oil & gas, water treatment, or chemical processing, China offers the perfect balance of performance and price in the DIN swing check valve segment.

Manufacturer Comparison Table

This table quickly looks at the top China DIN swing check valve manufacturers. It shows where they’re based, what they’re good at, and how fast they can deliver. Use it to find the right supplier for your project.

Rank	Manufacturer	Location	Certifications	Specialties	MOQ / Lead Time
1	PANS VALVE	Wenzhou, Zhejiang	ISO 9001, CE, API, TUV	DIN 3202-F6, OEM/ODM, large-scale production	24h quote / 20 days delivery
2	Formen Valve	Zhejiang	ISO, CE, API	Plug & swing check valves, R&D customization	Medium MOQs / Customizable
3	MPM	Hefei, Anhui	ISO 9001, CE	Export-focused DIN swing check valves	Low MOQ / Fast shipping
4	Dervos Valve	Xiamen, Fujian	API 6D, ISO 9001, CE	High-temp & pressure, marine and oil & gas	Custom / Project-based
5	Topper Valve	Wenzhou, Zhejiang	API, DIN, ANSI, JIS	Lift, swing, ball check valves	Medium MOQ / Short cycle
6	Yuanda Valve Group	Hebei Province	ISO 9001, CE, API, OHSAS	Large-volume casting, municipal infrastructure	Bulk only / Long lead times
7	Weldon Valves	China (Exact N/A)	ASME B16.34, DIN	Compact, flexible production for mid-volume	Fast delivery / Customizable
8	Xinhaivalve	Wenzhou, Zhejiang	ISO 9001, API	OEM/ODM, JIS/DIN/ANSI check valves	Low MOQ / 15–20 days

1. PANS VALVE

PANS VALVE is a leading force among China DIN swing check valve manufacturers, with more than 36 years of industry experience. Headquartered in Wenzhou, PANS operates five state-of-the-art manufacturing bases totaling 25,000m².

Product Specialization:

• DIN 3202-F6 swing check valves with EN1092-1 flanged ends
• Wide material range: WCB, CF8, CF8M, bronze, and custom alloys
• Sizes available: DN15 to DN600

Certifications:

• ISO 9001, ISO 14001, ISO 45001
• CE, TUV, API 6D, PED compliance

Advantages:

• 24-hour quotations
• 20-day standard delivery
• Strong OEM/ODM customization
• Output capacity: 3,000+ tons annually

Global Clients Served: PANS exports to Europe, Southeast Asia, the Middle East, and Africa—serving municipal infrastructure, refineries, and marine systems.

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2. Formen Valve

Formen Valve is a reputable DIN swing check valve supplier known for durable construction and precision in flow control systems. Their valves are engineered to meet DIN, API, and BS standards, and they offer extensive R&D capabilities.

Industries Served:

• Oil & gas
• Petrochemical
• Industrial water systems

Key Features:

• Corrosion-resistant cast and forged body options
• Internal testing to EN12266 leakage standards
• Long-life sealing with soft or metal seats

3. Hefei Mingpin Metals (MPM)

Located in Anhui, MPM is a modern DIN swing check valve factory with a strong export portfolio and product traceability from casting to shipping.

Certifications:

• ISO 9001, CE-compliant
• Exports to 40+ countries

What Sets Them Apart:

• On-site casting and CNC facilities
• Detailed pressure and material test documentation
• Long-term partnership model with distributors

4. Dervos Valve

Dervos Valve, headquartered in Xiamen, is known for precision-engineered valves suitable for demanding applications in high-pressure and high-temperature systems.

Certifications:

• API 6D, API 607, ISO 9001

Specialized Products:

• Swing, lift, and dual-plate check valves
• Forged steel and stainless steel options
• Fully traceable valve assemblies

Applications:

• Power plants
• Shipbuilding
• Offshore drilling rigs

5. Topper Valve

Topper is a specialist in DIN swing check valves that conform to DIN, ANSI, API, and JIS standards. Their valves are manufactured in Zhejiang with a focus on custom-engineered valve solutions.

Key Features:

• Sizes up to DN800
• Supports both wafer and flanged models
• Investment casting process for high dimensional accuracy
  

Industries Served:

• Water management
• HVAC systems
• Fire safety networks

6. Yuanda Valve Group

As one of the largest valve companies in China, Yuanda’s manufacturing campus spans over 540,000m² with more than 3,500 employees.

Production Capabilities:

• 10,000+ swing check valves/month
• In-house testing labs and metal foundry

Certifications:

• ISO 9001, ISO 14001, OHSAS 18001
• CE, API 6D

Key Markets:

• Nuclear energy
• Large-scale municipal projects
• Industrial water treatment

7. Weldon Valves

Weldon offers a compact yet flexible setup for custom DIN swing check valves, focusing on small-to-medium volume orders with short lead times.

Advantages:

• Design consulting support
• DIN and ASME B16.34 compliant
• Standard or quick-close configurations available

Use Cases:

• Light industrial pipelines
• Backup pump lines
  
• Ventilation shut-off systems

8. Xinhaivalve

Xinhaivalve is based in Wenzhou and focuses exclusively on check valve development for international clients.

Specialization:

• DIN, ANSI, and JIS-compliant check valves
• OEM branding and private label options
• Casting and machining handled in-house

Unique Strengths:

• Short lead time (typically 15-20 days)
• Competitive pricing structure
• Skilled in customization for regional specifications

Frequently Asked Questions (FAQs)

What is a DIN swing check valve?

A DIN swing check valve is a non-return valve that operates using a disc that swings open under forward flow and shuts to prevent reverse flow. It’s designed to meet German DIN standards.

How do I choose a reliable DIN swing check valve factory?

Look for verified certifications (ISO/API), clear material specs, transparent testing methods, and global export history.

Can I get a DIN swing check valve pricelist?

Yes. Most suppliers provide a detailed pricelist based on valve size, material, quantity, and project specifications.

Do these manufacturers support wholesale DIN swing check valve orders?

Absolutely. Each company listed here supports wholesale orders with flexible MOQ and international shipping options.

Final Thoughts: Why Choose PANS VALVE?

If you’re comparing China DIN swing check valve manufacturers, PANS VALVE consistently rises to the top. Their blend of factory-scale production, precision quality control, and customer-first service makes them a trusted partner for global procurement teams.

With 24-hour quoting, global logistics, and over 3 decades of expertise, we deliver value, performance, and peace of mind.

👉 Request a Quote from PANS VALVE.

Resources:

• Formen Valve: http://www.formenvalve.com
• Hefei Mingpin Metals (MPM) http://www.mingpinmetals.com
• Dervos Valve https://www.dervosvalve.com
• Topper Valve https://www.toppervalves.com
• Yuanda Valve Group  https://www.yuandavalves.com
• Weldon Valves  https://www.weldonvalves.com
• Xinhaivalve http://www.xinhaivalve.com