XINTAI Valve Group Co., Ltd. — China High Pressure API 6D Ball Valve Manufacturer

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Request a Quote — Connect with our engineering and sales team for project-specific valve solutions.
Global Business Support — Serving North America, South America, Europe, Central Asia, the Middle East, and Southeast Asia.
Speak With an Engineer — Get technical guidance on API 6D ball valves and other industrial flow control products.
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About XINTAI Valve Group

XINTAI Valve Group Co., Ltd. is a China-based industrial valve manufacturer founded in 1998, headquartered in Wenzhou. With 580 employees, including 33 engineers, 41 testers, and 25 quality managers, the company operates 6 production bases across Wenzhou, Tianjin, and Lishui, covering a total facility area of 58,800 m². XINTAI delivers durable, high-performance flow control solutions to the oil and gas, chemical, power station, water treatment, metallurgy, and mechanical markets, backed by integrated casting foundries and machining bases for full-process quality control.

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Primary Product Categories

Ball Valves
Floating / Trunnion Mounted / Double Block and Bleed / Fully Welded / Casting / Forged / Metal Sealing / Soft Sealing / Top Entry / V-NOTCH / Wafer
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Gate Valves
Wedge / Slab / Pressure Seal / Cast Steel / Forged / Rising Stem / Non-Rising Stem / Knife
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Globe Valves
Pressure Seal / Bellows Seal / Cast Steel / Forged / Angle / Y Type
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Butterfly Valves
Centerline / Double Offset / Triple Offset / Wafer / Lug / Flanged / PTFE Lined / Metal Seated
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Check Valves
Swing / Wafer / Dual Plate / Lift
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Strainers
Y / T / Basket
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Safety Valves
Overpressure protection for boilers and pressure vessels
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Cryogenic Valves
Cryogenic Ball, Gate, Globe, Check, and Butterfly Valves
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Technical Specifications & Standards

Pressure Rating: Operational capability up to Class 2500 (PN420)
Platform Compatibility: API 6D, API 602, API 600, DIN, JIS, GOST standards
Actuation Options: Manual, pneumatic, and electric actuators
Manufacturing Technology: Robot-assisted production with 13 six-axis polishing and inspection units, improving efficiency by 40%
Production Capacity: 270,000 valves annually
In-House Testing: Dedicated testing facility in Yongjia for pressure, seal, and material validation

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Support Services

Hardware Supply — Standardized and project-specific valve products
Custom Valve Engineering — Tailored solutions for demanding applications
Large-Scale Delivery — Supported by integrated casting and machining capabilities
Physical Product Supply — Direct deployment from production bases

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Certifications & Qualifications

ISO 9001 / ISO 14001 / ISO 45001
CE Certification / EU Declaration of Conformity / PED
API 600 / API 602 / API 6D / API 607 / API 6FA / API 624
ISO 10497 / ISO 15848-1
SIL / EAC / PAT / TAT
Petronas Certified Supplier
Petrobras Certified Supplier

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Industries Served

Oil and Gas
Chemical / Petrochemical
Power Plants / Power Generation
Marine / Seawater Desalination
Pulp and Paper
District Heating
Water Treatment
Industrial Cooling Systems

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Additional Resources

Customer Cases — Petronas (Southeast Asia), Petrobras (South America), and global export markets covering Europe, the USA, and other regions.
Global Reach — 20% of products exported to Europe and the USA; 80% distributed to other global regions.
Business Partners — Petronas and Petrobras Certified Supplier relationships.

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