CNG & Cryogenic Valve Manufacturer

About Feilun Gas Valve

Danyang Feilun Gas Valve is a trusted name in high-performance gas control systems. With decades of engineering excellence, we deliver innovative valve solutions for CNG, cryogenic, firefighting, and industrial applications.

100+

Engineers & Technicians

200+

CNC Machines

50+

Product Patents

30+

Countries Served

Technology & Innovation

Our R&D team continuously develops advanced valve technologies to meet evolving industry standards. From high-pressure CNG systems to ultra-low temperature cryogenic applications, Feilun leads with innovation.

We focus on precision engineering, material science, and long-term durability to ensure every valve exceeds operational demands.

• ISO 9001 Certified Quality Management
• In-house CNC machining & testing facilities
• Global compliance: CGA, ISO, EN, GOST standards
• Custom OEM/ODM valve solutions

Our Solutions

Tailored valve systems for critical applications across energy, safety, and industrial sectors.

Firefighter SCBA

High-reliability air cylinder valves for self-contained breathing apparatus used in firefighting and rescue operations.

• KHF-30 Series SCBA Valves
• 30MPa pressure rating
• Nickel-plated brass construction
• Integrated pressure gauges

Hydrogen Application

Specialized valves for hydrogen storage, transport, and refueling infrastructure with leak-tight sealing and material compatibility.

• High-pressure hydrogen compatibility
• Anti-permeation design
• Certified for H2 safety standards
• Used in fuel cell vehicles

Industrial Gas & CNG

Complete valve systems for natural gas vehicles, cylinder filling, and industrial gas distribution.

• CNG cylinder valves (TQJ, CTF series)
• 20MPa high-pressure filters
• NGV2 filling nozzles
• Gas supply control panels

Cryogenic Storage & Transport

Valves rated for -196°C applications in LNG, liquid oxygen, nitrogen, and argon systems.

• Cryogenic ball, globe, check valves
• Safety relief & excess flow valves
• DN15 to DN65 sizes
• Welded & flanged connections

Welding & Gas Mixing

Precision gas mixers and regulators for welding, cutting, and industrial processes.

• Gas mixer (GAS MIXER series)
• Pressure reducers for O2, CO2, Ar
• Manifold systems
• Flame-resistant materials

Specialty Gas Valves

Valves for corrosive and reactive gases including chlorine, acetylene, and CO2.

• Acetylene cylinder valves
• Chlorine-safe materials
• CGA-compliant connections
• Flame arrestor integration

Our Products

High-performance valves engineered for safety, durability, and precision across diverse industrial applications.

CTF-XD12C CNG Solenoid Valve

20MPa, 8mm diameter, for natural gas vehicles. High-speed response, leak-proof sealing.

• 20MPa max pressure

• 12V DC operation

• NGV1/NGV2 compatible

DN25 Hard Seat Cryogenic Valve

Rated for -196°C, ideal for LNG storage tanks and transport systems.

• -196°C operating temp

• Stainless steel body

• Hard-seated for longevity

KHF-30D SCBA Firefighting Valve

30MPa air cylinder valve with gauge, designed for firefighter breathing apparatus.

• 30MPa pressure rating

• Nickel-plated brass

• Integrated pressure display

CQF-4 CNG Filling Nozzle

NGV2 standard nozzle for heavy-duty truck refueling stations.

• NGV2 compliant

• Auto-shutoff feature

• Durable brass construction

LNG Regulator

TQJ-4 LNG Pressure Regulator

Precision pressure control for LNG trucks and transport systems.

• Dual-stage regulation

• -40°C to +60°C range

• Compact & vibration-resistant

Cryogenic Globe Valve

DJ-65DA Cryogenic Globe Valve

DN65, 50Bar, long stem design for LNG pipelines and storage.

• Welded connection

• Extended bonnet

• For liquid nitrogen/oxygen

Gas Mixer

GAS MIXER Series

Precision blending of O2, CO2, Ar for welding and industrial processes.

• Digital flow control

• Multi-gas compatibility

• Real-time monitoring

CO2 Valve

CO2 Cylinder Valve

High-flow CO2 valve with safety relief, used in beverage and industrial systems.

• CGA 320 connection

• Overpressure protection

• Food-grade materials

View Full Product Catalog

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Feilun Gas Valve – Precision in Every Turn