Category Archives: Knowledge

From this page, you can learn what is the product of our production and sales of duplex stainless steel pipes, industrial welded pipes, stainless steel flanges, etc.

Two Methods to Test the Internal Corrosion of Pipe Fittings For all kinds of stainless steel pipe and fittings, internal corrosion is a very common phenomenon. When the its inside corroded, the wall thickness of pipe fittings will become thinner, and steel pits and spot will appear in the surface, which will affect the service…

In high-frequency welded pipes, the manifestations of cracks include long cracks, partial periodic cracks, and irregular intermittent cracks. Some stainless steel welded pipes have no cracks on the surface after welding, but after flattening, straightening or water pressure tests, cracks appear. Factors affecting cracks Poor quality of raw materials In the production of welded pipes,…

Stainless steel welded pipe introduction: executive standard, material grade, specification range KAYSUNS, the stainless steel pipe fittings supplier, produces and provides all kinds of welded pipe products such as austenitic stainless steel, super austenitic stainless steel, duplex stainless steel, super duplex stainless steel, and corrosion-resistant alloys. Our products can be widely used in various corrosive…

Wleding Processing of 2205 Duplex stainless steel The duplex 2205 processing is similar to 316L stainless steel in many aspects, but there are still some important differences. The processing of 2205 duplex stainless steel is similar to 316L in many aspects, but there are still some important differences. Cold forming operations must take into account…