Guillemin Coupling
Suzhou Fuyikang Metal Industrial Co., Ltd. :Your Professional Guillemin Coupling Supplier!
Suzhou Fuyikang Metal Industrial Co., Ltd. is a manufacturing factory specializing in the precision casting and machining of stainless steel products. Our primary casting method is full-silica sol investment casting.
Professional Manufacturing Experience
Over 20 years of experience in designing and producing high-quality couplings and transmission components, ensuring reliable performance under demanding conditions.
Advanced Production Equipment
Equipped with CNC machining centers, precision grinding machines, and automated assembly lines, enabling consistent product quality and tight tolerances.
Custom & OEM Solutions
We provide tailored designs, custom materials, and specialized sizes to meet unique operational requirements.
Global Certifications & Compliance
Our products comply with ISO, DIN, ANSI, and other international standards, giving customers confidence in performance and safety.
Introduction
Guillemin couplings are symmetrical quick-connect hose fittings widely used in tanker transport, chemical processing, agriculture, and industrial fluid transfer.
Specification
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680 Hose End with Latch Series |
Type No. |
Remark |
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Product Image |
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6804040-SS |
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6805050-SS |
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6806565-SS |
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6806570-SS |
No collar, Hose end 70 |
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6808076-SS |
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6808080-SS |
No collar, Hose end 80 |
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6808090-SS |
No collar, Hose end 90 |
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680100100-SS |
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680100110-SS |
No collar, Hose end 110 |
Features

Excellent Sealing Performance
High-quality sealing rings such as NBR, EPDM, PTFE, or FKM provide leak-free performance even under demanding operating conditions.

Multiple Material Options
Couplings are available in aluminum, stainless steel, brass, and polypropylene to ensure compatibility with chemicals, hydrocarbons, water, and powders.

Wide Size Range
Standard sizes range from DN20 to DN150, meeting the requirements of various industrial pipelines and hose systems.
Manufacturing & Processing
Precision Casting
High-quality gravity casting or forging processes ensure strong mechanical properties and stable structural integrity.
01
CNC Machining
Advanced CNC machining guarantees precise dimensions, smooth surfaces, and accurate locking mechanisms.
02
Surface Treatment
Optional surface treatments such as polishing, anodizing, or passivation enhance corrosion resistance and improve durability.
03
Assembly and Finishing
Each component is carefully assembled with high-performance sealing rings to ensure reliable sealing and operational safety.
04
Raw Material Inspection
All incoming materials undergo strict verification for chemical composition, hardness, and mechanical properties.
Dimensional Inspection
Precision measuring tools ensure that all coupling parts meet strict tolerance requirements for perfect compatibility.
Pressure and Leak Testing
Each coupling is subjected to pressure and sealing tests to confirm safe performance during fluid transfer.
Surface Quality Inspection
Products are checked for smooth surfaces, uniform coatings, and structural integrity.
Final Product Inspection
Before shipment, every batch undergoes final inspection to ensure compliance with quality standards.

Customization Services
Size Customization
Non-standard sizes and special dimensional requirements can be produced according to customer specifications.
01
Material Selection
Different materials such as aluminum alloy, stainless steel 304/316, or brass are available to meet specific environmental conditions.
02
Seal Material Options
Customized sealing materials including NBR, EPDM, PTFE, and Viton can be selected based on chemical compatibility.
03
Surface Treatment Options
Special coatings, polishing, anodizing, or corrosion-resistant finishes can be provided.
04
OEM & Private Label
Logo engraving, custom packaging, and OEM production services are available for global distributors and wholesalers.
05
FAQ
Suzhou Fuyikang Metal Industrial Co., Ltd is well-known as one of the leading guillemin coupling manufacturers and suppliers in China. Welcome to wholesale high quality guillemin coupling for sale here and get pricelist from our factory. Customized orders are welcome.
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