China ASTM A213 TP304 304L 316L 321 317L 310S 309S
ASTM A213 TP304 304L 316L 321 317L 310S 309S 2205 S31803 Seamless stainless steel pipe tube Stainless steel description Stainless steel is an alloy of iron that contains chromium and other alloying metals like nickel, molybdenum, titanium, copper,carbon, and nitrogen.
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