China NFV - Trusted Industrial Valve Manufacturer

Choosing Us Means Choosing Peace of Mind

South Valve Co., Ltd. is a leading industrial valve manufacturer with full certifications including API, ISO, and CE. We specialize in producing ultra-long service life valves for critical applications across power stations, oil & gas, chemical processing, and water treatment.

Our one-stop solution covers valve selection, technical audit, production, inspection, and lifetime after-sales service. With innovation at our core, we hold multiple invention patents and serve clients in over 50 countries.

API, ISO, CE Certified Manufacturing
Custom Valve Design & Engineering Support
Global Logistics & After-Sales Network

Industrial Valve Product Range

Precision-engineered for reliability, durability, and performance in extreme conditions.

Bellows Gate Valve

Hermetically sealed design prevents leakage, ideal for hazardous media and high-pressure environments.

• API 600, ISO 5208 compliant
• Temperature: -40°C to 500°C
• Materials: Carbon Steel, Stainless Steel

Trunnion Ball Valve

High-pressure rated with floating seat design for superior sealing and low operating torque.

• API 6D, ISO 17292 certified
• Pressure: Class 150–2500
• Fire-safe & anti-static design

Axial Flow Check Valve

Low pressure drop design ensures efficient flow control and prevents backflow in pipelines.

• Minimal turbulence & noise
• Suitable for vertical/horizontal
• Wide range of end connections

Ceramic Ball Valve

Abrasion-resistant ceramic components for slurry, ash, and high-wear applications.

• Wear life 10x longer than steel
• Ideal for power plants
• Customizable sealing options

Power Station Valves

Specialized gate, globe, and check valves designed for high-temperature, high-pressure power generation.

• ASME B16.34 compliant
• Superheated steam rated
• Full bore & reduced bore options

Butterfly Valves

Lightweight, cost-effective solution for on-off and throttling control in large pipelines.

• Concentric & eccentric types
• Wafer & lug style available
• EPDM, PTFE, Metal seals

Low Temperature Ball Valve

Cryogenic-rated valves for LNG, ethylene, and other sub-zero applications.

• Down to -196°C operation
• Extended bonnet design
• Vacuum jacketed options

Plug Valves

Robust quarter-turn valves with excellent sealing and low maintenance requirements.

• Lubricated & non-lubricated
• API 599 compliant
• High cycle durability

View Full Product Catalog

Why Choose South Valve Co., Ltd.?

Certified Quality

API, ISO, CE, and multiple invention patent certifications ensure compliance and reliability.

Technical Support

Expert engineering team provides valve selection, technical audit, and customization services.

Long Service Life

Ultra-durable materials and precision manufacturing for extended operational life.

Global Reach

Serving clients in over 50 countries with reliable logistics and local support.

After-Sales Service

Lifetime support, spare parts availability, and responsive technical assistance.

One-Stop Solution

From inquiry to installation, we manage every step of your valve lifecycle.

Frequently Asked Questions

What certifications do your valves have?

Our valves are certified with API, ISO, CE, and multiple invention patents. We also provide project-specific certifications upon request.

Can you customize valves for specific applications?

Yes, we offer full customization including materials, pressure ratings, end connections, and actuation options based on your working conditions.

What is the typical delivery time?

Standard valves: 30–45 days. Custom valves: 45–60 days. Urgent orders can be expedited upon request.

Do you provide technical support after purchase?

Yes, we offer lifetime after-sales service including installation guidance, troubleshooting, spare parts, and maintenance recommendations.

How do I start a partnership?

Visit our official website to learn about distributor programs, OEM collaborations, and joint ventures with South Valve Co., Ltd.

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Trusted Industrial Valve Manufacturer

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