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Application of UNS S31803 Duplex Stainless Steel

UNS S31803 material is duplex stainless steel, which has higher corrosion resistance compared to the austenitic stainless steel. UNS S31803 can be used for high temperature, but UNS S31803 duplex is subject to embrittlement between 370-540°C when exposed over a longer period. 
Tensile strength min.: 620MPa 
Yield strength min.: 450MPa 
Elongation min.: 25%
UNS S31803 duplex stainless steel can be heated to 1020ºC-1100ºC and cool rapidly. Duplex UNS S31803 cannot be hardened by thermal treatment, but does work harden.
Application: 
Chemical processing, transport and storage,
Oil and Gas exploration and processing equipment,
Marine and other high chloride environments,
Pulp and paper digesters, liquor tanks and paper machines 
Bebon is leading UNS S31803 duplex stainless steel industry. We can offer hundreds tons of duplex UNS S31803 one time. If you want to purchase large quantity of UNS S31803 duplex stainless steel, please contact us. 

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