F51 1.4462 / UNSS31803, Duplex Stainless Steel Seamless Pipe
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Designed to combine improved resistance to stress corrosion cracking, pitting, crevice corrosion and high strength when compared with other stainless alloys.
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Features:
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Higher strength than standard stainless steels
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Higher corrosion resistance than 316 stainless steel in a wide variety of corrosive Chemicals including sulphuric, phosphoric and nitric acids
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Good resistance to pitting and crevice corrosion in seawater
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High stress corrosion resistance
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Lower thermal expansion than austenitic stainless steels
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Higher thermal conductivity than austenitic stainless steels
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Size range:
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O.D: 6-1,200mm
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Thickness: 2.5-70mm
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Pipe marking:
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Specified in A999/999M, include “logo+standard+size+heat no.+lot no.+H.T/E.T/U.T”
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Packing:
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Each Pipe end is protected by plastic cap then packed by anti-rust steel strip, the outside of the bundle is plastic woven bag or plastic film
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Packing mark:
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Size+ steel grade + qty/weight/length
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MTC:
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Huaan International provide MTC according to EN10204/3.1 standard