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Professional Manufacturer of Hose Clamps, Camlock & Air Couplings

Ningbo Chungwon Hardware Factory – trusted supplier of high-quality industrial hose fittings, clamps, and couplings since 2000. With patented designs and advanced manufacturing, we deliver reliable solutions for global markets.

20+ Years Experience Exported to 30+ Countries Patented Designs
Hose Clamps and Couplings
Factory Overview

About Ningbo Chungwon Hardware Factory

Established in 2000, Chungwon Hardware Factory is a professional manufacturer specializing in all kinds of hose clamps, washers, and grease fittings. Our leader, Mr. Xu, brings over 18 years of industry experience, ensuring excellence in every product we deliver.

We are committed to high quality and invest annually in upgrading our machinery to meet international standards. Our customers are highly satisfied with our excellent after-sales service and wide range of products available in various models and sizes.

Patented Products

Registered in Romania, Chile, Bolivia, Peru & more

Own Factory

Integrated manufacturing & trading

Global Export

Serving clients in 30+ countries

24/7 Support

Dedicated customer service team

Learn more about our capabilities →

Our Hot Products

Explore our wide range of industrial hose clamps, camlock couplings, and air fittings – engineered for durability, precision, and performance.

Aluminum Camlock Type B

Aluminum Camlock Type B

Lightweight, corrosion-resistant coupling for fluid transfer systems.

Aluminum Body
Aluminum Camlock Type C

Aluminum Camlock Type C

Ideal for industrial and agricultural applications requiring quick-connect.

High Flow Rate
SUS Camlock Type A

SUS Camlock Type A

Stainless steel construction for high-pressure and corrosive environments.

Stainless Steel
European Type Air Coupling

European Type Air Coupling

Standardized for pneumatic tools across Europe and global markets.

ISO Compliant
American Type Air Coupling

American Type Air Coupling

Compatible with standard U.S. pneumatic systems and tools.

8 & 12.7mm
High Strength USA Type Clamp

High Strength USA Type Clamp

14.2mm diameter – designed for heavy-duty industrial hoses.

Heavy Duty
Germany Type Clamp

Germany Type Clamp

Precision-engineered for 9mm and 12mm hoses – meets DIN standards.

DIN Certified
Industrial Clamp Type A

Industrial Clamp (Type A)

Versatile clamp for general industrial hose applications.

Universal Fit
Mini Clamp

Mini Clamp

Compact design for small-diameter hoses in tight spaces.

Space-Saving
Wire Clamps

Wire Clamps

Flexible and strong – ideal for automotive and HVAC systems.

Flexible Design
Rubber Clamps

Rubber Clamps

Sealed rubber construction for leak-proof connections.

Leak-Proof
Sprinkler Pipe Clamp

Sprinkler Pipe Clamp

Designed for fire protection systems with rubber lining.

Fire Safety

Why Choose CN Ferreteria?

Advanced Manufacturing

We invest in modern machinery annually to ensure precision, consistency, and scalability in production.

Quality Assurance

Each product undergoes strict quality control to meet international standards and customer expectations.

Global Reach

Our patented products are trusted in markets across South America, Europe, Africa, and Asia.

20+
Years in Business
30+
Countries Served
50+
Patents Held
10M+
Units Shipped

Frequently Asked Questions

What materials are your camlock couplings made from?

Our camlock couplings are available in aluminum and stainless steel (SUS), depending on the model and application requirements.

Do you offer custom OEM/ODM services?

Yes, we provide OEM and ODM services. Our team can customize products based on your specifications and branding needs.

What is your minimum order quantity (MOQ)?

MOQ varies by product, but we are flexible and can accommodate small trial orders for new clients.

How do you ensure product quality?

We conduct in-house quality inspections at every stage of production and provide material certifications upon request.

Can I get samples before placing a bulk order?

Yes, we offer sample units for evaluation. Contact us with your requirements and we’ll arrange shipment.

Get in Touch

Have questions or ready to place an order? Contact our team today for fast, professional support.

Phone

+8613387053005 / 13970832385

Mobile

13867439057

Email

lisa@cnferreteria.com

reyn@cnferreteria.com

eric.cao@cnferreteria.com

WhatsApp

+8613387053005

+8613867439057

Address

No.12 Ningfengnan Road, Changhe Town, Cixi, Ningbo, China

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