1. First of all, let's talk about the process: The process of the seamless elbow is hot pushing, c...
A. According to the diameter and specific conditions of the pipeline, select the appropriate connect...
1. The use of large-diameter straight seam welded pipes can be divided into oil well pipes (casi...
The materials used for the anti-corrosion processing of spiral steel pipes have a decisive effec...
(1) Pigging ball Usually, the pigging ball used in the gas steel pipeline is made of rubber ma...
The maintenance of straight seam welded pipe equipment has become a headache. Straight seam welde...
Stainless steel welded pipe technology - argon arc welding Stainless steel welded pipes requ...
The first may be due to the stress of the spiral seam submerged arc welded steel pipe . That is, ...
The main features of TPEP anti-corrosion steel pipe are: 1. The anti-corrosion performance of ...
(1) Before repairing, analyze the causes of defects and propose corresponding repairing measures. ...
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