304 stainless steel tube minimum can do how big?

The minimum size of 304 stainless steel tube:

1, seam can do needle, 1MM, and less than 1MM diameter, the largest seam welded pipe can do more than 2 meters can also be;

2, seamless, at present can be made for the outer diameter of 3MM to 1200MM steel pipe.

304 stainless steel pipe full name SUS304 stainless steel pipe. SUS304 stainless steel pipe belongs to the United States grade material of stainless steel pipe, the domestic grade is equivalent to 0Cr19Ni9 stainless steel pipe, usually replaced by 0Cr18Ni9. The mechanism of stainless steel rust prevention is the formation of a dense oxide film of alloying elements to isolate oxygen contact and prevent continued oxidation. So stainless steel is not "rust".

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