Materials

SUPERDUPLEX ZERON®100 1.4501 – UNS S32760 – X2CrNiMoCuWn 25 7 4

Super Duplex Alloy UNS S32760 (F55 / 1.4501) has excellent corrosion resistance to a wide variety of media, with outstanding resistance to pitting and crevice corrosion in seawater and other chloride containing environments, with Critical Pitting Temperature exceeding 50°C.Providing higher strength than both austenitic and 22% Cr Duplex Stainless Steels UNS S32760 (F55) is suited to a variety of applications in industries such as Chemical Processing, Oil & Gas, and Marine environments.

Products

SUPERDUPLEX ZERON®100
Availability
seamless-pipe Seamless Tubes

 stock
welded-pipe Welded Tubes
plate Plates
bar Bars  stock
flanges Flanges  stock
accessories Fittings  stock

Applications

  • Pollution control
  • Flue-gas desulfurization
  • Pulp and paper
  • Desalination Plants
  • Mining & mineral industries
  • Marine industries
  • Pipework systems

General characteristics

  • Excellent corrosion resistance in a wide variety of corrosive
  • Outstanding resistance to pitting and crevice corrosion in seawater and other chloride containing environments, with Critical Pitting Temperature exceeding 50°C
  • High strength compared to austenitic and 22%Cr duplex stainless steels

Technical information

Specifications

 

Superduplex 32760 – UNS S32760
Product Norm ASTM
Seamless Tubes A-789 A-790
Welded Tubes A-798 A-790 A-928
Plates A-240
Bars A-479
Flanges A-182 A-473
Fittings A-815 A-988

Chemical specifications %

 

Superduplex 32760 – UNS S32760
Element Simbol Maximum %
Carbon C 0,05
Manganese Mn 1,00
Phosphorus P 0,030
Sulfur S 0,010
Silicon Si 1,0
Nickel Ni 6,0-8,0
Chrome Cr 24,0-26,0
Molybdenum Mo 3,0-4,0
Nitrogen N 0,20-0,30
Copper Cu 0,50-1,00
Tungsten W 0,50-1,00

Mechanical Properties

Superduplex 32760 – UNS S32760
Norm Rm min. Rp 0,2% min. E4d min.% Z min.% T.I.(J) HR B HB
A-789 109 (750) 80 (550) 25 300
A-790 109 (750) 80 (550) 25 270
A-479 109 (750) 80 (550) 25 300
A-182 109 (750) 80 (550) 25
A-240 109 (750) 80 (550) 25 270
A-473 109 (750) 80 (550) 25 290
A-815 109-130 (750-895) 80 (550) 25 270
A-988 109-130 (750-895) 80 (550) 25