1. From the surface of the spiral steel pipe , see whether the production process of the spiral s...
At present, the welding methods of stainless steel welded pipes used in the industry mainly incl...
Precision stainless steel pipes are very characteristic in terms of model specifications and app...
The method of preheating deformation of straight seam steel pipe : 1. Reasonable selection of m...
Welded steel pipe slag is the slag that remains inside the weld. Theoretically, there are three ...
Oil casing is a high-end product produced by steel pipes. There are many varieties of the casing...
Precision stainless steel pipe fittings, also known as stainless steel precision pipe fittings, ...
The difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe is that t...
The concept of thin-walled spiral steel tube : the strip steel is fed into the welded pipe unit, ...
Pre-welding of straight seam steel pipes : Pre-welding includes joints and welds. 1. There is n...
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