Description
Aanuraj Fasteners Pvt. Ltd, Mfgs Fasteners from UNS S31254 materials.
UNS S31254/SMO 254 is a super austenitic stainless steel with a high level of molybdenum and nitrogen, providing high resistance to pitting and crevice corrosion as well as high strength compared with conventional austenitic stainless steels such as 316L.
Sandvik SMO 254 is a high-alloy austenitic stainless steel Bolts studs Nuts are developed for use in seawater and other aggressive chloride-bearing media. The steel is characterized by the following properties:
Excellent resistance to pitting and crevice corrosion, PRE = ≥42.5*
High resistance to general corrosion
High resistance to stress corrosion cracking
Higher strength than conventional austenitic stainless steels
Good weldability
*The PRE is defined as, in weight-%, PRE = %Cr + 3.3 x %Mo + 16 x %N
Standards
UNS: S31254
EN Number: 1.4547
EN Name: X1CrNiMoCuN20-18-7
W.Nr.: 1.4529**
SS: 2378*
AFNOR: Z1 CNDU 20.18.06AZ*
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