Pipeline pressurized operation technology
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I would like to ask about new technologies for welding pipes under pressure
I only know that there are two types of welding: butt welding and socket welding. I’m not very familiar with the specifics of how to carry out these welds; I’ll wait for answers from other sailors
Is the poster referring to opening a hole under pressure?
HG/T 20201-2007 Technical Specifications for Sealing under Pressure
Pressure welding refers to the process of carrying out repair welding on pipes while they are under pressure. This is a rather specialized technique; different welding methods must be used depending on factors such as the material and the medium involved. I’m not entirely familiar with the details of it