Ferralium 255 UNS S32550 Round Bar F255 1.4507

Ferralium 255 UNS S32550

 

FERRALIUM® 255 is a super duplex alloy with a high strength to weight ratio with superior abrasion and cavitation resistance. Resistance to chloride SCC, as well as crevice corrosion and pitting. Good ductility with a high fatigue strength in marine applications.

 

Chemical Composition of Ferralium 255 (UNS S32550) Round Bar

CrNiMoCuNWSiMnPSCFe
266.33.51.750.230.150.51 max0.025 max0.005 max0.025 maxBalance


Mechnaical Properties of Ferralium 255 (UNS S32550) Round Bar

Tensile StrengthMPa – 790
Yield Strength (0.2%Offset)MPa – 570-600
Elongation25 %


Specification of Ferralium 255 (UNS S32550) Round Bar

SpecificationASTM A 276, 479/ ASME SA 276, 479
DimensionsASTM, ASME and API
Size10 mm To 500 mm Dia in 100 mm TO 6000 mm Length.
FinishBlack, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
FormRound, Square, Hex (A/F), Rectangle, Forging Etc


Specification of Ferralium 255 (UNS S32550) Round Bar

Sheet/PlateRound Bar/WirePipes & Tubes
ASTM A240 / ASME SA240ASTM A 276, 479/ ASME SA 276, 479ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789