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One Piece Hydraulic Fittings Manufacturer In China

Ningbo Teng Qi Fasteners Co., Ltd is a leading one piece hydraulic hose fitting manufacturer in China. One-piece hose fittings come with a pre-crimped ferrule that is seamlessly integrated into the fitting itself. Often known as pre-crimped fittings, these specialized components offer unparalleled precision and convenience. The unique advantage lies in their meticulous design, ensuring a perfect match between the hose fitting and the ferrule. This meticulous integration not only guarantees a secure connection but also eliminates the risk of the collar slipping out of alignment during assembly. As a result, making hose assemblies becomes remarkably efficient and swift.

While the advantages are evident, it’s important to note that the one-piece fittings, although superior in quality and performance, come at a slightly higher cost. This increased expense is attributed to the intricate pre-crimping process, which ensures the perfect alignment and durability of the fittings. However, the investment in one-piece hose fittings pays off through their reliability, efficiency, and ease of use, making them a preferred choice in various hydraulic applications.

Hydraulic One Piece Fitting
One Piece Fitting

Specification of One Piece Hydraulic Fittings:

Specifications for one-piece hydraulic hose fittings can vary based on the specific requirements of the application and the industry standards they need to adhere to. However, here are some common specifications that are associated with one-piece hydraulic hose fittings:


Common sizes are specified in inches or millimeters, indicating the internal and external diameters of the fittings to ensure a proper fit with the hydraulic hose.

End Types:

One-piece fittings can have different end types, such as male or female threads, flared ends, or specialized configurations. These end types determine how the fitting connects to other components in the hydraulic system.

Thread Standards:

NPT (National Pipe Thread) or JIC (Joint Industry Council), ensuring compatibility with other hydraulic components.


We utilize premium materials such as carbon steel, SS304, and SS316,brass ensuring durability and longevity in every fitting we produce.

Standards Compliance:

Comply with industry standards such as SAE (Society of Automotive Engineers) or ISO (International Organization for Standardization), ensuring their quality and performance.

Surface Treatment Choice:

Fittings often undergo surface treatments like zinc plating, chrome plating, or other coatings to enhance corrosion resistance and improve the overall durability of the fitting.

FAQ about One Piece Hydraulic Fittings:

1.What sets your one-piece hydraulic hose fittings apart from others in the market?

Our fittings are distinguished by their exceptional quality and competitive pricing. We prioritize precision in dimensions, thread perfection, and high-grade materials, ensuring unmatched performance and longevity.

2.How do you guarantee the perfect dimensions of your hydraulic hose fittings?

Our fittings undergo rigorous quality checks at every stage of manufacturing. Advanced machinery and skilled technicians ensure precise dimensions, allowing seamless integration with hydraulic systems.

3.What materials are used in the manufacturing of your hydraulic hose fittings?

We use high-quality materials known for their strength and durability. Our fittings are crafted from top-notch steel, ensuring resistance to wear, pressure, and corrosion, even in challenging operational environments.

4.How do you protect the fittings from corrosion?

Our fittings undergo a meticulous galvanization process, forming a protective layer that shields against rust and corrosion. This treatment enhances the fittings’ lifespan and maintains their optimal performance over time.

5. How do you manage to offer such competitive prices without compromising quality?

Our commitment to efficiency and excellence allows us to optimize our manufacturing processes. By streamlining production and leveraging our expertise, we can deliver high-quality one-piece hydraulic hose fittings at competitive prices, ensuring exceptional value for our customers.

Manufacturer quality control of Hydraulic hose fitting:

Material Inspection: Verify the material’s composition, and quality upon receipt. Conduct metallurgical analysis to ensure the material properties meet the standards.
Process Control: Implement strict process control measures for machining, threading, and any other manufacturing steps. Maintain consistent process parameters to ensure uniform quality.
Equipment Calibration: Regularly calibrate manufacturing equipment to ensure accurate measurements and consistent results.
Inspection Points: Introduce inspection points at various stages of manufacturing to check for defects, dimensions, and quality. Inspect threading, dimensions, surface finish, and other critical parameters.
Sampling and Testing: Regularly sample products for testing, such as tensile testing, hardness testing, and metallurgical analysis, to ensure they meet the required specifications.
Non-Destructive Testing (NDT): Implement NDT methods like ultrasonic or magnetic particle testing to detect hidden defects.
Thread Inspection: Thoroughly inspect threading using proper thread gauges to ensure accurate dimensions and fit with mating components.
Traceability: Implement a traceability system to track each fasteners journey from raw material to final product. This aids in accountability and recalls if necessary.