USA UNS N08367
Corresponding Standard ASTM A409/A409M-2019
Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service
Classification Austenitic Stainless Steel
Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N
Minimum Value - - - - - 20 23.5 - 6 0.18
Maximum Value 0.03 1 2 0.04 0.03 22 25.5 0.75 7 0.25
Mechanical Properties
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
t≤0.187 ≥690 ≥310
t>0.187 ≥655 ≥310
Approximate Comparison Table
Japan United States International Organization for Standardization European Standard
JIS UNS ISO Numerical Grade Numerical Grade
SUS836L N08367 X2NiCrMoN25-21-7 4478-083-67-U (1.4478)

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