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14 2023.02
Spiral Welded Pipe vs Longitudinal As the name suggests, the manufacturing processes of spiral welded pipe and longitudinal welded pipe are distinctly different. While Spiral-weld pipes are rolled and welded according to a preferred helical angle, the longitudinal welded pipes are created by bending and forming metal, and finally welded together down the length of the pipe to create a straight, longitudinal seam.
16 2023.02
304 Stainless Steel versus 409 Stainless Steel 304 is an austenitic stainless steel high in chromium and nickel with very high corrosion resistance. It is one of the most commonly produced and used stainless steel grades. 409 is a ferritic stainless steel with less chromium and very little nickel. It less expensive to produce than 304, but also provides less corrosion resistance.
07 2023.01
What distinction do square steel and channel steel have Square steel: is solid, bar. Different from square pipe, hollow, belongs to pipe. Steel: Steel ingot, billet or Steel is made by pressure processing into the desired shape
10 2023.02
Difference between Precision Steel Pipe and Seamless Steel Pipe Precision seamless steel pipe is a cold drawn or hot-rolled after treatment of a high-precision steel pipe. As the precision seamless steel pipe inside and outside the wall of non-oxidized layer of precision seamless steel pipe
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