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How deep is the natural gas pipeline buried

How deep is the natural gas pipeline buried

Keywords :How deep is the natural gas pipeline buried        Update : 2022-04-21        View(s) : 1044

The minimum covering soil thickness for the burial of underground gas pipelines shall meet the following requirements: When buried under the roadway, it shall not be less than 0.9m; When buried under non-vehicle roads (including sidewalks), it shall not be less than 0.6m; When buried in...

What types of oil pipelines are there

What types of oil pipelines are there

Keywords :What types of oil pipelines are there        Update : 2022-04-20        View(s) : 774

There are two types of oil pipelines : crude oil pipelines and refined oil pipelines . Different oil products are conveyed, and the conveying process is also different. Crude oil is generally relatively heavy, viscous, and easy to solidify; and refined oil is divided into gasoline, kerosene, d...

Quality identification of spiral steel pipe

Quality identification of spiral steel pipe

Keywords :Quality identification of spiral steel pipe        Update : 2022-04-19        View(s) : 852

1. The trademark and printing of the high-quality tube are comparable to the standard. 2. The composition of high-quality steel is uniform, the tonnage of the cold shearing machine is high, and the end face of the cutting head is smooth and regular, while the inferior material often has the appear...

Analysis of Pressure Grade of Carbon Steel Spiral Pipe

Analysis of Pressure Grade of Carbon Steel Spiral Pipe

Keywords :Analysis of Pressure Grade of Carbon Steel Spiral Pipe        Update : 2022-04-18        View(s) : 797

The pressure ratio of the spiral steel pipe on the gas pipeline also has a downward trend. For pipe diameter, pressure, and pressure ratio, it is necessary to carry out optimization calculations and comparisons. When the transmission volume is determined, after the pipe diameter, pressure, and p...

What properties should the anti-corrosion layer of the steel pipeline have

What properties should the anti-corrosion layer of the steel pipeline have

Keywords :What properties should the anti-corrosion layer of the steel pipeline have        Update : 2022-04-15        View(s) : 777

(1) Effective electrical insulation. (2) It has good moisture and water resistance. (3) It has strong mechanical strength. (4) The anti-corrosion layer has good adhesion to the steel surface. (5) The material and construction process of the anti-corrosion layer should not adversely affect th...

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