Grade TP XM-29
USA UNS S24000
Corresponding Standard ASTM A688/A688M-2018
Seamless and Welded Austenitic Stainless Steel Feedwater Heater Tubes
Classification Austenitic Stainless Steel
TP XM-29 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni N
Minimum Value - - 11.5 - - 17 2.25 0.2
Maximum Value 0.06 1 14.5 0.06 0.03 19 3.75 0.4
TP XM-29 Mechanical Properties
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
≥690 ≥380 ≥35
TPXM-29 Corresponding Standards(Same grade name, different standards)

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