Illustrated simple calculation method for the short pipe in a elbow
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Illustrated simple calculation method for the short pipe between elbows. In pipeline installation, it is common to need to calculate the length of the straight pipe between two parallel elbows; accurate calculations help to speed up construction and save labor and resources. Examples include the calculation method for the short pipe between 45-degree elbows, the calculation method for the short pipe between two 30-degree elbows, and how to determine the length of the short pipe between 90-degree and 45-degree elbows. Next, I will provide illustrated examples of simple methods for the intermediate short pipes, in the hope of offering useful information to pipeline installation workers, so that construction calculations are no longer a challenge. I. First, understand the elbow dimension data. The subject of this issue is presumably steel seamless pipe fittings. The butt-welded seamless pipe fittings required for various industrial and civil piping installation projects shall meet the requirements of GB/T12459-1990 \"Steel Butt-Welded Seamless Pipe Fittings\". The selected fittings should have the same material as the pipeline, the same outer diameter, and the same wall thickness or a slightly thicker one. The specifications for elbows are shown in the table below: 1. Calculation from the center of any elbow to its end face. For example: the length of a 30° elbow needs to be calculated; the simplest way is to consult standards. How are 45° and 30° specifically calculated? tan22.5° * the bending radius is equal to the height H of a 45° elbow. The same applies to 30 degrees.
For reference: Many people have reported that they are unable to send pictures and don’t know what to do when the upload fails; so here’s a guide on how to send pictures. https://bbs.hcbbs.com/thread-2249064-1-1.html (Source: Haichuan Chemical Industry Forum Website)
This is easy to calculate; I already prepared a calculation table for it, only the application area in my case is large-diameter, with non-standard bending radii
In pipeline installation, it is common to need to calculate the length of the straight section between two parallel elbows; accurate calculations help to speed up construction and save labor and resources. For example, there are methods for calculating the length of the short pipe between 45-degree elbows, the length of the short pipe between two 30-degree elbows, and so on. Next, I will provide illustrated examples of simple methods for the intermediate short pipes, in the hope of offering useful information to pipeline installation workers, so that construction calculations are no longer a challenge.
The straight pipe section between two 45-degree elbows = the straight-line distance between the two pipes multiplied by 1.4142, minus (0.8284 multiplied by the length of a 90-degree elbow)
Baidu Wenku has good detailed information; those who need it can go and learn from it*.
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