Grade A213 TP317LM
USA UNS S31725
Corresponding Standard ASTM A213/A213M-2019
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
Classification Austenitic Stainless Steel
A213 TP317LM Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N
Minimum Value - - - - - 18 13.5 - 4 -
Maximum Value 0.03 1 2 0.045 0.03 20 17.5 0.75 5 0.2
A213 TP317LM Mechanical Properties
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
≥515 ≥205 ≥35 ≤192

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