一、Duplex stainless steelPipe and tube, bar, forging, sheet and plate, flange, pipe fittings, welding r.
二、Material：
00Cr22Ni5Mo3N (UNS S31803)（SAF2205、1.4462）
00Cr25Ni7Mo4N（UNS S32750）(SAF2507、1.4410)
00Cr18Ni5Mo3Si2（UNS S31500）(3RE60、1.4417)
三、Available size and standard：
Duplex bar：Dia：8-220mm，length 4-6m，Standard: ASTMA276，A182，GB1220etc;
Duplex pipe and tube：size：9 x 1 -323.5x 12，stock for small size of tube such as 19x2，44.5x1.65，25.4x2.11，Standard: ASTMA790/A789，ASME SA789/SA789M，ASME SA790/SA790M；GB13296，GB14976
Duplex forging：production according to order specification.
Duplex sheet：Available size 2.5，4，8，14，10-50；四、Others：
Duplex steel, with excellent chloride and stress corrosion resistant properties, suitable to apply in oil refining, petroleum and oil industry , and sea.
