Home / Product / Ferrules

ODM/OEM Hydraulic Hose Sleeves

About OPK Fitting

OPK FITTING Hydraulic Equipment Factory is a specialized domestic factory with hydraulic pipes and adaptors production experience. Our managing scope relates to various fields such as hydraulic systems etc.; Including all kinds of materials with different pressure levels, flexible hydraulic hoses with various size criteria, hose fitting, adaptor, etc. They have been respectively applied in the hydraulic and fluid conveyance systems of industries, such as machinery, metallurgy petroleum, construction, ships, space-flight, agriculture, pharmaceutical, food, and so forth.
Ningbo Opk Fitting Co., Ltd. is China hydraulic hose ferrules manufacturers and ODM/OEM custom hydraulic hose sleeves. We offer ODM/OEM customization services.
Over 10 years of experience.
A team of skilled design professionals and talent.
Excellent product quality and thoughtful customer service.

Our 10 years of customisation experience has created the OPK Fitting brand value.

Honor

  • Honor
  • Honor
  • Honor
  • Honor

News

Contact us now

Ferrules

1、What Are Ferrules and Why Are They Important?

Ferrules are essential components used to secure and reinforce hose assemblies, ensuring a tight and leak-free connection between hoses and fittings. They are widely used in hydraulic systems, construction machinery, and industrial fluid transfer applications. A properly crimped ferrule can increase connection strength by up to 40%, significantly improving system reliability.

Ferrules help prevent hose blow-off and leakage under high pressure, making them a critical safety component in hydraulic systems that often operate above 3,000 PSI.

2、What Are the Key Features of High-Quality Ferrules?

(1)Material Options

Ferrules are commonly made from carbon steel and stainless steel. Carbon steel is suitable for general applications, while stainless steel offers superior corrosion resistance, especially in marine or chemical environments.

(2)Surface Treatment

Standard plating includes trivalent zinc (Cr3), available in silver and yellow finishes. This eco-friendly coating enhances corrosion resistance without harmful chromium.

(3)Corrosion Resistance

Our ferrules pass salt spray tests exceeding 72 hours, and can reach up to 200 hours upon request, ensuring durability in harsh environments.

(4)Packaging

Each ferrule is protected with plastic caps and packed in carbon cartons to prevent damage during transportation and storage.

3、How to Select the Right Ferrules?

(1)Selection Criteria

  • Hose Compatibility – Must match hose outer diameter and structure
  • Pressure Requirements – Ensure secure crimping under working pressure
  • Environmental Conditions – Corrosion, temperature, and humidity factors
  • Material Strength – Choose stainless steel for high-corrosion environments

(2)Comparison Table

Ferrule Material and Performance Comparison
Material Corrosion Resistance Application
Carbon Steel Moderate General hydraulic systems
Stainless Steel High Marine, chemical industries

4、Why Choose OEM Ferrule Manufacturing?

(1)OEM Customization

OEM services allow customers to provide drawings or samples for custom production. This ensures high compatibility and can reduce assembly errors by up to 30%.

(2)Sample Availability

Free samples are available, allowing customers to verify quality, dimensions, and performance before placing bulk orders.

(3)Company Introduction

OPK FITTING Hydraulic Equipment Factory is a specialized domestic factory with hydraulic pipes and adaptors production experience. Our managing scope relates to various fields such as hydraulic systems etc.; Including all kinds of materials with different pressure levels, flexible hydraulic hoses with various size criteria, hose fitting, adaptor, etc. They have been respectively applied in the hydraulic and fluid conveyance systems of industries, such as machinery, metallurgy petroleum, construction, ships, space-flight, agriculture, pharmaceutical, food, and so forth.

5、Frequently Asked Questions (FAQs)

Q1: How do ferrules improve hose safety?

Ferrules reinforce the hose connection, preventing leaks and blow-offs under high pressure, especially above 3,000 PSI.

Q2: What is the typical lifespan of ferrules?

With proper material and maintenance, ferrules can last 3–5 years or longer in industrial applications.

Q3: How can I choose the right ferrule size?

Select ferrules based on hose outer diameter and ensure proper crimping specifications to achieve a secure fit.