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Most Price-Performance Competitive
Bellow Valve Manufacturer

AIV integrates valve casting, complete machine R&D, production, and sales — delivering high-performance, zero-leakage industrial valve solutions trusted worldwide.

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About AIV Valve

Zhejiang AIV Fluid Technology Co., Ltd. is a professional manufacturer integrating valve casting, research and development, production, and sales. Based in Qingtian County, Zhejiang Province, China, AIV specializes in high-integrity bellow seal valves and steam system solutions.

Our products fully comply with the ISO9001 quality management system and have passed the TS special equipment manufacturing license. With a complete industrial chain, we deliver exceptional cost-performance value across global markets.

  • 18-month warranty or 12 months from commissioning
  • Zero leakage design certified to ISO15848-A
  • Global export experience in industrial valve systems
Bellow Globe Valve Steam Trap Condensate System Lever Float Trap

Our Products

AIV offers a comprehensive range of industrial valves designed for reliability, longevity, and zero fugitive emissions in demanding environments.

ANSI Bellow Gate Valve

ANSI Bellow Gate Valve

High-pressure gate valve with bellow seal design for zero leakage in critical applications.

Forged Steel Bellow Globe Valve

Forged Steel Bellow Globe Valve

Durable forged construction with extended cycle life up to 10,000 operations.

Inverted Bucket Steam Trap

Inverted Bucket Steam Trap

Reliable condensate removal with high air venting capacity and long service life.

Lever Float Ball Steam Trap

Lever Float Ball Steam Trap

Continuous condensate discharge with automatic air venting and high efficiency.

Condensate Collection System

Condensate Collection System

Integrated solution for efficient steam system condensate recovery and reuse.

DIN Bellow Globe Valve

DIN Bellow Globe Valve

European standard compliant valve with superior sealing and low maintenance.

Thermodynamic Steam Trap

Thermodynamic Steam Trap

Compact design with excellent resistance to water hammer and vibration.

Angle Type Bellow Globe Valve

Angle Type Bellow Globe Valve

Ideal for tight spaces with directional flow change and zero fugitive emissions.

Y Type Bellow Globe Valve

Y Type Bellow Globe Valve

Optimized flow path for reduced pressure drop and improved system efficiency.

Free Float Ball Steam Trap

Free Float Ball Steam Trap

Maximizes energy efficiency with continuous condensate discharge under all loads.

Pump Trap

Pump Trap

Mechanical pump trap for lifting condensate from remote or low-level locations.

General Industry Valve

General Industry Valve

Comprehensive range including ANSI/DIN ball, gate, check, and safety valves.

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Advanced Sealing Technology

AIV’s innovative bellow valve designs ensure zero fugitive emissions and extended service life in the most demanding industrial environments.

Conical Seal Design

Amplifies axial force into superior sealing pressure. Ensures easier closing and better performance under pressure.

Protective Space Design

Bellows are shielded from direct media pressure and temperature, enhancing durability and reliability.

Double Seal Design

Combines bellow and packing seals for double safety, exceeding international sealing standards.

Extended Bellows Life

Multi-layer, anti-torsion bellows tested up to 10,000 cycles — far exceeding domestic standards.

Low Noise & Low Flutter

Center positional system reduces vibration and operational noise for stable performance.

100% Zero Leakage

Every valve tested to ISO15848-A fugitive emission standard — guaranteed zero leakage at factory.

Why Choose AIV Valve?

Quality Assurance

Certified under ISO9001 and TS special equipment manufacturing license. Full traceability and rigorous testing ensure every product meets international standards.

Global Support

Serving clients across Asia, Europe, and the Americas with responsive service and technical support.

Competitive Pricing

Integrated manufacturing and efficient operations allow us to deliver premium quality at unmatched value.

Warranty & Service

18-month warranty from completion or 12 months from commissioning. We repair or replace faulty components due to design or manufacturing defects.

Get in Touch

If you have any questions or would like to request a quote, please contact us through the official website.

Visit Official Website to Contact

Zhejiang AIV Fluid Technology Co., Ltd.
No.8 Section Wuxing Industrial Zone, Dongyuan Town, Qingtian County, Lishui City, Zhejiang Province, China

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