Welded steel pipe slag inclusions are slag that remains inside the weld. From a theoretical analysis...
The welding method of thick-walled steel pipes should be selected according to the material and ...
Shoddy steel pipes are prone to folding. Folding is a variety of fold lines formed on the surfac...
1. The premise is to polish the galvanized steel pipe The galvanized layer at the weld must be...
The specification of the connection method of galvanized steel pipe depends on the type of conne...
Steel elbow processing and forming process 1. Die forging. For socket welding and threaded tee...
Improper heat treatment of seamless steel pipes is likely to cause a series of production problems, ...
Some of the customers will feel puzzled about the large-diameter welded steel pipe production pr...
Welding, flange connection: Welding and flange connections belong to the traditional spiral stee...
At present, there are more and more types of straight seam steel pipes . With the rapid developme...
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