Manufacturing Technology of Large Diameter LSAW Steel Pipe
Large-diameter LSAW steel pipes are mainly responsible for the pipeline transportation of marine and terrestrial oil and gas, oil and natural gas, coal and ore pulp, etc., especially suitable for the ...
Anti-corrosion Principle of Anti-corrosion Spiral Steel Pipe
Anti-corrosion spiral pipe(SSAW steel pipe) is an anti-corrosion spiral pipe with anti-corrosion performance. Because of its special anti-corrosion performance, anti-corrosion spiral pipe has a wide r...
What are the Commonly Used Heat Treatment Processes for Seamless Steel Pipes?
There are many types of steel pipes, and the steel grades (species) used are not the same. The chemical composition of the same variety of steel pipes may also be different, but after heat treatment, ...
How to Connect Seamless Steel Pipes?
Groove connection of seamless steel pipe:
Groove fittings include two major categories of products: pipe fittings with a joint sealing effect include rigid joints, flexible joints, mechanical tees a...
Factors Affecting the Accuracy and Resolution of Oil Casing Wall Thickness Detection
The API standard stipulates that the inner and outer surfaces of import and export petroleum casing pipes must not be folded, separated, cracked or scarred. These defects should be completely removed,...
What are the Requirements for the Inner and Outer Surfaces of the Oil Casing Pipe?
Oil casing pipe is used for oil well drilling, mainly used to support the well wall during the drilling process and after completion, to ensure the progress of the drilling process and the normal oper...
