
AV230n+K Auto-Reset Valve
When Inlet Port is exhausted, the valve automatically resets.
Global B2B Aviation Ground Support Supplier
Qiyu Mechatronic specializes in dedicated aviation fuel components and is committed to providing global customers with highly reliable products through strong R&D and precision manufacturing.

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Aviation fuel parts, flow-pressure systems, pneumatic controls, industrial valves.

When Inlet Port is exhausted, the valve automatically resets.

The Venturi tube is applied in aircraft refueling control systems to precisely and stably regulate the inlet pressure of aircraft fuel tanks over the full flow operating range.

Preloaded Belleville Seal Seat: automatic wear compensation & double sealing, durable sealing performance and easy operation under wide temperature/pressure range; Fluorosilicone rubber: oil-proof and aging-proof, with ultra-long service life.

Integrated pneumatic control, wear-free diaphragm seal, quick closing, high efficiency and reliability.

ST Series: Bearing-Supported Structure Stainless Steel Swivel Joint

Suitable for refueling trucks, supporting aviation gasoline and jet fuel, with self-sealing spill prevention, residual oil recovery, and three-speed flow adjustment capabilities.
Global aviation fueling components with broad compatibility, OEM/ODM flexibility, and reliable performance.
Compatible with over 90% of aviation fuel ground equipment, backed by responsive after-sales support to help keep fueling operations safe and compliant.
Custom from drawing or sample — engineering to bulk delivery, all in-house.
Built specifically for civil aviation fuel ground systems and operational demands.
Pressure-tested for lasting stability with minimal routine maintenance.
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