Manufacturing

Hygienic Flow Solutions

Precision OEM Manufacturing for Sanitary Process Equipment

When your production line depends on hygienic fluid control, manufacturing precision becomes critical.
 
At HEYI, sanitary butterfly valves, ball valves, diaphragm valves, sanitary fittings, sight glasses, strainers, hoppers, and hygienic process equipment are produced inside our 5,000+ m² stainless steel manufacturing facility using robotic drilling, CNC machining, and mirror polishing processes.
 
Every component is manufactured, inspected, and tested in-house to ensure consistent quality, full material traceability, and dependable performance in demanding pharmaceutical, new energy and food processing environments.
 


1–7 Days

Standard stock dispatch


 


15–35 Days

OEM custom manufacturing


 


40000+ Units

Annual production output

Our Core Manufacturing Processes

Robotic 3D Intelligent Drilling


We replace manual drilling with 6-axis robotic arms for precise 3D trajectory pathing. By achieving micro-level accuracy, we eliminate the burrs common in traditional machining.

This ensures perfectly circular, coaxial holes for your valve bodies and fittings, preventing fluid turbulence and particulate buildup in your pipeline.

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Integrated Spinning Forming


Weld joints are the highest risk points for intergranular corrosion and bacterial biofilm in hygienic equipment.

Our spinning forming process produces components from a single piece of stainless steel, eliminating the weld seam from the interior flow-contact surface entirely. With no joint and no surface discontinuity, your CIP and SIP cycles achieve the zero-residue performance that aseptic processing requires.

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High-Energy Laser Welding


Conventional welding creates heat-affected zones where microstructural deviation makes the joint vulnerable to corrosion and pressure fatigue.

Our industrial-grade laser welding produces deep-penetration, ultra-narrow seam joints with microstructure consistent with the SS316L base material, maintaining the same corrosion resistance and pressure integrity as the surrounding metal under continuous operating stress.

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