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Materials related to pipes

2009-04-17View Original

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What material is used for pipes that can withstand a pressure of 10 MPa? How can it be found? :handshake
Reply #22009-04-17
The pipe material is not determined by pressure; it is mainly decided based on the medium being transported.
Reply #32009-04-17
The material and wall thickness of the pipeline must be determined based on the medium being transported and the pressure. With a pressure of 100 kilograms like this, the pipe walls should be quite thick. The guidelines are available online; the original poster should look for them themselves.
Reply #42009-04-17
Select the appropriate pipe material based on the medium being transported, and then calculate the pipe wall thickness according to standards and parameters such as pressure.
Reply #52009-04-17
The pipe material is determined based on the fluid being transported, while the wall thickness series for the pipes is selected in accordance with the relevant standards for their application, as well as the pipe designation, diameter, and pressure specified in the pipe grade tables.
Reply #62009-04-17
Yes, the material of the pipe is related to the medium flowing through it, and the compressive strength of the pipe is related to the nominal pressure and the wall thickness of the pipe.
Reply #72009-04-17
Check HG20581; the regulations are listed there.
Reply #82009-04-17
By taking into account the outer diameter of the pipe, design temperature, design pressure, properties of the fluid, and the allowable stress of the material, the wall thickness of the pipe can be calculated using the following formula: t = * + 2.54. Where t is the wall thickness of the pipe in mm, D is the outer diameter of the pipe in mm, p is the design pressure in Mpa, and σt is the allowable stress of the material at the design temperature, also in Mpa.
Reply #92009-04-18
The pressure resistance is not determined by the material, but rather by the properties and temperature of the fluid flowing through it, as well as the size and thickness of the pipe.
Reply #102009-04-18
The material selection takes into account the medium being transported as well as the influence of temperature; pressure generally has a significant impact on wall thickness.
Reply #112009-04-18
By taking into account the outer diameter of the pipe, design temperature, design pressure, properties of the fluid, and the allowable stress of the material, the wall thickness of the pipe can be calculated using the following formula: t = * + 2.54. Where t is the wall thickness of the pipe in mm, D is the outer diameter of the pipe in mm, p is the design pressure in Mpa, and σt is the allowable stress of the material at the design temperature, also in Mpa.
Reply #122009-04-23
Okay, thank you all:handshake
Reply #132009-04-23
The material of the pipe is determined based on the fluid and temperature inside the pipe, while the wall thickness is calculated by referring to the required stress for the pipe (as specified in standards such as GB150 or GB20801)

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