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Factors Affecting the Accuracy and Resolution of Oil Casing Wall Thickness Detection

Factors Affecting the Accuracy and Resolution of Oil Casing Wall Thickness Detection

Keywords :Factors Affecting the Accuracy and Resolution of Oil Casing Wall Thickness Detection        Update : 2023-06-02        View(s) : 1057

The API standard stipulates that the inner and outer surfaces of the import and export oil casing shall not have folds, separations, cracks, and scars. These defects should be completely removed, and the removal depth should not be less than 12.5% of the nominal wall thickness. Oil casing must b...

How to solve the phenomenon of

How to solve the phenomenon of "goose head bend" of spiral steel pipe

Keywords :How to solve the phenomenon of "goose head bend" of spiral steel pipe        Update : 2023-06-01        View(s) : 1

If the large-diameter spiral steel pipe is processed to a certain length, there must be bending, which is a phenomenon and situation that is often encountered in steel pipes. The large-diameter spiral steel pipe is commonly called "goose head bend" due to the unevenness along the length of the b...

Some installation points about stainless steel pipe fittings

Some installation points about stainless steel pipe fittings

Keywords :Some installation points about stainless steel pipe fittings        Update : 2023-05-31        View(s) : 1

The installation method of stainless steel pipe fittings is the same as that of ordinary carbon steel pipe fittings, but there are some special requirements in some processes. as follows: 1. The material of stainless steel pipe fittings should not be in direct contact with other metals and ...

Pre-welding and welding essentials of straight seam steel pipe

Pre-welding and welding essentials of straight seam steel pipe

Keywords :Pre-welding and welding essentials of straight seam steel pipe        Update : 2023-05-30        View(s) : 1042

Pre-welding of straight seam steel pipes : pre-welding includes seams and welds. 1. The joint (that is, the forming seam) has no misalignment or the misalignment is less than the specified value. Generally, the amount of misalignment is ≤ 8% of the plate thickness, and the maximum is not more t...

What are the characteristics of large-diameter steel pipes

What are the characteristics of large-diameter steel pipes

Keywords :What are the characteristics of large-diameter steel pipes        Update : 2023-05-29        View(s) : 1043

1. Impact toughness of large-diameter steel pipe : The load acting on the machine part at a high speed is called impact load, and the ability of the metal to resist damage under the action of impact load is called impact toughness. 2. Strength of large-diameter steel pipe: Strength refers to...

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