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Identification method of fake and shoddy thick-walled seamless steel pipe

Identification method of fake and shoddy thick-walled seamless steel pipe

Keywords :Identification method of fake and shoddy thick-walled seamless steel pipe        Update : 2023-03-29        View(s) : 89

1. Shoddy thick-walled seamless steel pipes are prone to folding. Folding is a variety of fold lines formed on the surface of thick-walled seamless steel pipes, and this defect often runs through the longitudinal direction of the entire product. The reason for the folding is that the fake and in...

Stainless steel pipe details

Stainless steel pipe details

Keywords :Stainless steel pipe details         Update : 2023-03-28        View(s) : 123

The concept of stainless steel pipe : it is a hollow long strip of steel, which is widely used as a pipeline for transporting fluids, such as oil, natural gas, water, gas, steam, etc. In addition, when bending and torsional strength are the same, the weight is lighter, so it is also widely used i...

The service life of galvanized steel pipe fittings

The service life of galvanized steel pipe fittings

Keywords :The service life of galvanized steel pipe fittings        Update : 2023-03-27        View(s) : 76

The service life of galvanized steel pipe fittings is long, but the service life is different in different environments: 13 years in heavy industrial areas, 50 years in oceans, 104 years in suburbs, and 30 years in cities. The yellow water is directly caused by galvanizing. Due to the threaded c...

Spiral steel pipes can be divided into several categories according to their uses

Spiral steel pipes can be divided into several categories according to their uses

Keywords :Spiral steel pipes can be divided into several categories according to their uses        Update : 2023-03-24        View(s) : 94

There are roughly four types of spiral steel pipes according to their uses: spiral steel pipes for drainage, spiral steel pipes for dredging, spiral steel pipes for piling, and spiral steel pipes for oil and gas. Spiral steel pipe for drainage Spiral steel pipe material for drainage: Q235...

Packaging and storage of oil casing

Packaging and storage of oil casing

Keywords :Packaging and storage of oil casing        Update : 2023-03-23        View(s) : 99

According to the first edition of American Petroleum Institute standard APISPEC5CT1988, casing steel grades are H-40, J-55, K-55, N-80, C-75, L-80, C-90, C-95, P- 110, Q-125, a total of 10 types. Oil casing shall be supplied with threads and couplings, or with one of the following pipe ends: pla...

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