AWS Class ER2553
ASME SFA 5.9
ER2553 is considered a super duplex alloy that contains austenite within a ferrite matrix. ER2553 has a high corrosion resistance, especially to sulphuric acid, as well as a higher level of resistance to stress corrosion cracking and chloride pitting. This alloy is used in a variety of industries, such as oil, petrochemical, and offshore.
Tensile Strength: 108,000 psi
Available in multiple sizes and diameters in spool and wire rods.
Chemical Composition (Wt%):
Si Mn Cu Mo S Ni Cr P C
1.0 1.5 1.5-2.5 2.9-3.9 0.03 4.5-6.5 24.0-27.0 0.04 0.04