SPECIAL STEELS AND NICKEL ALLOYS

SUPER AUSTENITIC UNS S31254 / F44 – 1.4547– X1CrNiMoCuN20.18.7 – 254SMO®

Similar to:

6Mo
254SMO®
6MOLY

Supplied as:

Rolled – forged round bar, solution annealed.
Certified according to EN 10204 3.1.
ASTM – EN
NACE MR0175 – NACE MR 0103
API 6A – API 6D
Norsok M650 – M630 – MDS R17
Supplied in commercial length or cut to size.

Properties

Austenitic chromium-nickel-molybdenum stainless steel with excellent resistance to stress corrosion cracking, pitting and crevice corrosion. Resistant to intergranular corrosion in the temperature range up to 400°C. For optimum resistance, surfaces should be pickled, scale free heat-treated or machined.

Diameter from
12,7 mm
Up to
400 mm
Chemical composition
C
< 0,020
Mn
< 1
Si
< 0,70
P
< 0,030
S
< 0,0100
Cr
19,50 – 20,50
Ni
17,50 – 18,50
Mo
6 – 6,50
Cu
0,500 – 1,000
Co
info
N
0,180 – 0,250
PREN. MIN. 42,5
Array

Contact us for more info

    Trademark Notice:
    some names are registered trademarks of specific manufacturers.
    SpecialSteelStock C.S.C. Spa is not affiliated with any manufacturers. Names are listed solely for reference to help identify products consistent with listed specifications.

    The present datasheet is intended to give a survey of the characteristics of this material. SpecialSteelStock C.S.C. Spa is not liable in case of inaccuracy.

    Stainless steel, Acier inoxydable, Rostfreier Stahl, Aco Inoxidável, Acero Inoxidables, Roestvrij staal, Paslanmaz çelik, Нержавеющих сталей, ανοξείδωτο χάλυβα, Rustfritt stål, Rostfritt stål, Rustfrit stål, Nerez, Rozsdamentes acél, Stali nierdzewnej, Ruostumaton TerÄs, الفولاذ المقاوم للصدأ

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