Astm A790 / A789 UNS S31803 Duplex Pipe Tube
https://www.duplexstainlesssteelpipes.com/product/astm-a790-a789-uns-s31803-duplex-pipe-tube/ ASTM A790 / A789 Uns S31803 duplex pipe Tube .Kcm Special Steel will supply excellent ASTM A789 UNS S31803 duplex tube and pipe with seamless and welded types.
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