How to Choose the Right Hydraulic Tubing?

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By day, I am a veteran in the hydraulic steel tube and honed tube industry, running my own factory shop. Here I share what I have learned. Free to ask us for more information. 

Table of Contents

Choosing the right hydraulic tubing is important for hydraulic or pneumatic systems. Correctly choosing seamless hydraulic steel tubing can ensure smooth flow of fluid. Seamless hydraulic tubing are key components of hydraulic pipelines, and they need to comprehensively consider pressure, medium characteristics, and application industrial scenarios. This will avoid system failures caused by pipeline problems.

galvanized seamless steel pipe
seamless steel hydraulic tubing for hydraulic systems

Hydraulic tubes is a key conveying component of pneumatic and hydraulic systems. This hydraulic pipe is made of steel and is used to transmit pressure and hydraulic oil. It acts on power machinery and controls hydraulic systems, thereby driving various machinery and equipment. Unlike hydraulic hoses, hydraulic pipes have higher durability and wear resistance, so they are more practical in high-pressure environments.

  • Hydraulic tubing is a closed loop system where the hydraulic fluid is kept.
  • The hydraulic tube transports the hydraulic fluid to the cylinders.
  • This tube is made of steel, which is a steel tube.
  • The wall thickness is important.

There are some key factors to consider when choosing the right hydraulic tubing. From materials, pressure to temperature, etc. The size, diameter and wall thickness of hydraulic tubes play an important role in ensuring the proper operation of pneumatic and hydraulic systems. These factors ensure the life and stability of steel hydraulic pipes.

  1. Pressure Rating: Every hydraulic and pneumatic system needs to operate under specific pressure conditions. The tube must be able to withstand the maximum working pressure.
  2. Tube Size: The diameter and wall thickness of hydraulic steel tubing must meet the requirements. The inner diameter size affects the flow rate and pressure loss. Choosing the right pipe size can minimize energy consumption.
  3. Temperature: Extreme temperatures can degrade the hydraulic tube.
  4. Size: Diameter and wall thickness matter.
  5. Material: seamless carbon steel, alloy steel, stainless steel.

Understanding these key factors, you can make an informed decision when selecting your hydraulic tube. The correct tube will make sure the hydraulic system is functional.

  • Pressure rating.
  • Temperature ratings.
  • Size and diameter.
  • Material type.
  • Application.
precision seamless stee tubes for hydraulic line
precision seamless stee tubes for hydraulic line

The diameter and wall thickness of hydraulic tubing are accurately calculated based on the principles of fluid mechanics. The diameter and wall thickness are directly related to the pressure bearing capacity. If you are in a high-pressure environment, you must choose seamless steel hydraulic tubes with thicker walls. This prevents leakage and system failure.

  • Diameter: The diameter is the size of the tube.
  • Wall thickness: The wall thickness is the steel thickness of the tube.
  • Flow rate: The diameter affects the flow rate of the hydraulic.
  • Higher pressure: You will need a thicker tube.

Improper size selection may lead to reduced system efficiency, increased pressure loss, and even serious consequences such as pipeline failure. Therefore, during the selection process, factors such as system operating pressure, flow requirements, and medium characteristics should be comprehensively considered, and pressure testing and flow verification can be performed if necessary.

Seamless steel is the first choice for hydraulic pipes. It is famous for its excellent mechanical properties and high pressure resistance. Stainless steel has enhanced corrosion resistance. According to different application scenarios, it can be mainly divided into the following categories of materials:

  • High-quality Carbon Steel (such as 20#, 45# steel): Applicable to conventional industrial environments. Good machining performance. Excellent cost performance. Working pressure range: 16-40MPa
  • Alloy Steel (such as 27SiMn, 30CrMo) : Applicable to high pressure and heavy load conditions. Tensile strength can reach more than 900MPa. Excellent fatigue resistance. Working pressure range: 40-70MPa.
  • Austenitic Stainless Steel (such as 304, 316L) : Applicable to corrosive media environment. Outstanding resistance to chloride ion corrosion. Applicable to special industries such as food and medicine. Working pressure range: 16-32MPa
  • Material Selection Suggestions: 20# seamless steel pipe is preferred for conventional industrial environment. 27SiMn alloy steel pipe is recommended for high-pressure system. 316L stainless steel pipe is recommended for corrosive environment such as marine engineering. 304 and above stainless steel pipe is required for food and medicine industry

Material selection needs to comprehensively consider working pressure, medium characteristics, environmental conditions and other factors. If necessary, material performance test and life evaluation can be carried out to ensure the reliability and economy of the system.

seamless precision steel tube supplier

Seamless Steel Tubes

Meet your production needs and increase net profit.

The choice between seamless and welded hydraulic tubeing depends on the application and pressure requirements of the hydraulic system. Seamless tubing offer greater reliability due to the absence of welds, but are also more expensive. Welded tubes offer a cost-effective solution for less demanding applications.

  • Seamless tubing: High pressure and is without welds.
  • Welded tubing: Cost-effective.

Hydraulic fluids can affect the hydraulic tube. It’s essential to confirm the hydraulic fluid and hydraulic tube are compatible. Some fluids may degrade or corrode certain tube materials. For instance, some fluids might cause corrosion resistance issues with certain steel tubes.

Hydraulic fluids can affect hydraulic tubes. It is critical to ensure that the hydraulic fluid and hydraulic tubes are compatible. Certain fluids can have degrading or corrosive properties. For example, certain fluids can cause corrosion issues with steel tubes.

Hydraulic fluids used in hydraulic systems vary. The wrong type of hydraulic fluid can cause tube failure. Be sure to check compatibility and ensure long life for your hydraulic tubes.

Proper installation and maintenance are critical to ensure the long life of a hydraulic tube. Poor installation can create leaks. Proper installation will save you money in the long run. Inspecting hydraulic tubing is essential.

  • Installation is critical.
  • Inspect your tubing regularly.
  • Look for leaks.

Routine inspections can catch problems. Regular inspection can prevent costly hydraulic system failures. If you notice a leak, repair or replace the hydraulic tube immediately.

hydraulic tubing manufacturer and supplier
hydraulic tubing manufacturer and supplier

The fitting selection is critical for a hydraulic tube systemConnectors and fittings ensure a leak-free and secure connection. Choose the right fitting.

  • Connectors are used to connect the tube.
  • Select the right fitting.
  • Make sure they are compatible.

Selecting the proper fittings ensures the reliability of your hydraulic system. It is important to select the right fitting for the hydraulic system.

Industry standards and regulations provide a crucial framework for hydraulic tubing. Compliance is key to ensure safety and performance. These standards help ensure the hydraulic system performs.

  • SAE standards.
  • Regulations matter.

Understanding and following these guidelines can also ensure that your hydraulic system is operating safely. We adhere to all applicable industry standards.

Choosing the right hydraulic tube is crucial to the smooth operation of pneumatic and hydraulic systems. The application of the tube is very important, you must choose the right tube for your hydraulic system to ensure the reliability of the hydraulic system. Consider the size of the tube, what material to choose for the hydraulic tube, and how the hydraulic system will be used.

Refer To: Industrial Tube 

seamless precision steel tube supplier

Seamless Steel Tubes

Meet your production needs and increase net profit.

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