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carbon steel pipe, cs pipe, carbon steel pipe pressure level, pressure comparison

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carbon steel pipe, cs pipe, carbon steel pipe pressure level, pressure comparison
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CS Pipe: Comparison of Different Pressure Levels

Date:2025-07-18View:33Tags:carbon steel pipe, cs pipe, carbon steel pipe pressure level, pressure comparison

cs pipe

The pressure level of a carbon steel pipe refers to the maximum pressure value it can withstand. This level is usually determined based on factors such as the material, wall thickness, diameter, and use environment of the CS pipe. Different pressure resistance levels correspond to different usage scenarios and safety requirements. Therefore, when choosing a CS pipe, it is crucial to understand its pressure resistance level.


Classification of pressure resistance levels of CS pipes

The pressure resistance of carbon steel pipes is one of its important properties. The pressure resistance levels of carbon steel pipes are divided into the following categories:

1. Low-pressure carbon steel pipes

The pressure resistance is generally no more than 5MPa, and is mainly suitable for conveying low-pressure media such as water and gas.


2. Medium-pressure carbon steel pipes

The pressure resistance is 6-10MPa, and is mainly suitable for conveying petroleum, chemical media, etc.


3. High-pressure carbon steel pipes

The pressure resistance is generally above 10MPa, and is mainly suitable for conveying high-pressure media, such as automotive brake pipes, etc.


Sizes of CS pipes at different pressure levels

The sizes of CS pipes are differentiated according to different pressure levels. The following table lists common sizes.


Pressure level

Size

1.0MPa

Φ6-720mm

1.6MPa

Φ6-720mm

2.5MPa

Φ6-720mm

4.0MPa

Φ6-720mm

6.4MPa

Φ6-720mm

10.0MPa

Φ6-720mm


Parameters and specifications of CS pipes at different pressure levels

In addition to size, CS pipes have different parameters and specifications at different pressure levels. The following table lists common parameters and specifications.


Pressure level

Parameter

Specification

1.0MPa

Wall thickness

1.5-60mm

Length

3-12m

Nominal diameter

6-720mm

1.6MPa

Wall thickness

1.5-80mm

Length

3-12m

Nominal diameter

6-720mm

2.5MPa

Wall thickness

1.5-100mm

Length

3-12m

Nominal diameter

6-720mm

4.0MPa

Wall thickness

1.5-120mm

Length

3-12m

Nominal diameter

6-720mm

6.4MPa

Wall thickness

1.5-120mm

Length

3-12m

Nominal diameter

6-720mm

10.0MPa

Wall thickness

1.5-120mm

Length

3-12m

Nominal diameter

6-720mm


Factors affecting the pressure rating of CS pipes

1. Material

The material of carbon steel pipes has an important influence on their pressure resistance. High-quality steel can provide better pressure resistance, while low-quality steel may cause safety hazards.


2. Wall thickness

Wall thickness is one of the key factors affecting the pressure resistance of CS pipes. Generally speaking, the thicker the wall, the stronger the pressure resistance of carbon steel pipes.


3. Diameter

The diameter also affects the pressure resistance of CS pipes. Under the same wall thickness conditions, carbon steel pipes with smaller diameters usually have higher pressure resistance.


4. Use environment

The use environment of CS pipes will also affect their pressure resistance. For example, carbon steel pipes used in high temperature, high pressure or corrosive environments require higher pressure resistance.