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 American Market
Lead Free Products
Ball Valves
Angle Valves
Pipe & Fittings
Gate Valves
Check Valves
Gas Ball Valves
Low Pressure valves
Specialty Valve
Bronze Valves
Plastic Pex Fittings
 European Market
Ball Valves
Pipe Valves
Angle valves
Check Valves
Gate Valves
Embedding valve
Low Pressure valves
Gas Ball Valves
Radiator valves
Mini Valves
Bib Cock
Pipe & Fittings
Specialty Valve
Spray Thrower
Sanitary Ware
Accessories
Shower
 OEM
OEM

Based in Yuhuan, China, Longda Water Technology is one of the largest OEM factory for brass, Eco-brass C69300, lead free brass & bronze parts to be used by a wide range of manufacturers (flow control / water treatment / , water meters /thermo-sanitary / HVAC industry etc).

 

Since 1993, we specialize in co-engineering, forging and machining brass parts following our clients’ drawings and production requirements (i.e. valve housings,  rings, sleeves, connectors, couplings, unions, nuts, manifolds, etc.). Our staffs  in Yuhuan are up to approx. 300 workers, over 10% of which dedicated to quality control.

 

We have a longstanding experience in carrying out cost-effective conversions from casting to stamping, as well as from bronze /red brass to yellow brass or ECOBRASS. Putting our well-know expertise KNOW-HOW at your finger tip, all moulds and tooling are completely designed by our engineers.

 

We are among the few forgeries in China possessing the technological capacity for forging and machining ECOBRASS, or lead-free brass, the new ‘green’, environment-friendly brass alloy.

 

Certified ISO 9001, our quality level and service standard are set on the strict requirements of “quality first”, so no matter the size of your company and your yearly purchase volume, you will benefit from our highly organized and quality-obsessed production policy and precision OEM service.

 Equipment List:

List of Machinery

   
Department Qty Type
Cutting material 5 Automatic material cutting machines
Total 5  
     
Department Qty Type
Hot-forging 1 Hot-forging machines 500 Tons
Hot-forging 1 Hot-forging machines 315Tons
Hot-forging 1 Hot-forging machines 160 Tons
Hot-forging 2 Hot-forging machines 125 Tons
Hot-forging 2 Hot-forging machines 100 Tons
Hot-forging 3 Hot-forging machines 63 Tons
Hot-forging 3 Hot-forging machines 40 Tons
Hot-forging 5 Hot-forging machines 16 Tons
Total 18  
     
Department Qty Type
Trimming 5 Manual trimming machines
Total 5  
     
Department Qty Type
Surface Treatment 3  Archimedian Screwing machines  
Surface Treatment 2 Rubber belt tumblast machines
Total 5  
     
Department Qty Type
Machining 5 9-Spindle Transfer machines
Machining 5 7-SpindleTransfer machines
Machining 18 4-Spindle Transfer machines
Machining 10 2-Spindle Transfer machines
Machining 78 CNC machines
Machining 78 Manual lathes
Machining 2 Machines for balls
Machining 5 Lathes
Total 201  
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Department Qty Type
Tooling 2 Milling machine
Tooling 3 Universal Tool Grinder 
Tooling 3 Wire-cut EDM machine
Tooling 4  EDM machine
Total 12  
     
Department Qty Type
PTFE sealing 15 PTFE machines
PTFE sealing 2 High-temperature sintering Box
 
Total 17  
     
Department Qty Type
Marking 2 Laser marking machines
Total 2  
     
     
Department Qty Type
Assembly 5 Assembly lines
Assembly 10 Semi-automatic Torque Machine
Total 15  
     
     
Department Qty Type
Quality 7  Various type of leakage testing equipment  
Quality 1 ARL Spectrometer for material composition analysis
Quality 1 Material Strength Testing machine
Quality 1 Measuring scope
Quality 1 Roundness Testing Machine
Quality 1 Roughness Testing Machines
Quality 1 Coating Thickness Meter
Quality 1 Salt corrosion testing machine
Quality 2 Hardness testing machine
Quality 2 High and low temperature testing machines
Total 18  

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