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ASTM A276/A276M:2017 N08811 Steel: Specifications & Listings

ASTM A276/A276M:2017 N08811: N08811: nickel-chromium austenitic alloy (listed with the austenitic grades) bars and shapes (UNS number, no type name printed). Specified in ASTM A276/A276M:2017.

Category: Stainless Steel
Grade Details
GradeASTM A276/A276M:2017 N08811
Standard ASTM A276/A276M:2017
ApplicationsStainless steel bars and shapes (hot-finished or cold-finished)
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
ASTM A959 800 ASTM A959:2011 USA No activity yet
ASTM A959 800H ASTM A959:2011 USA No activity yet
ASTM A959 N08811 ASTM A959:2011 USA No activity yet
ASTM A240/A240M N08810 ASTM A240/A240M:2025 USA No activity yet
EN 10088-1 X10NiCrAlTi32-21 EN 10088-1:2014 Europe (CEN) No activity yet
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
ASTM A240/A240M N08811 ASTM A240/A240M:2025 Strong Match
ASTM A959 N08811 ASTM A959:2011 Strong Match
ASTM A240/A240M N08810 ASTM A240/A240M:2025 Strong Match
ASTM A276/A276M N08810 ASTM A276/A276M:2017 Strong Match
ASTM A959 800H ASTM A959:2011 Strong Match
ASTM A959 800 ASTM A959:2011 Strong Match
EN 10088-1 X10NiCrAlTi32-21 EN 10088-1:2014 Strong Match
EN 10088-1 X10NiCrAlTi32-21 EN 10088-1:2023 Strong Match
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C Mn P S Si Cr Ni Fe Cu Al Ti
0.06-0.10 <=1.50 <=0.045 <=0.015 <=1.00 19.0-23.0 30.0-35.0 >=39.5 <=0.75 0.25-0.60 0.25-0.60
Mechanical Properties
Tensile Strength >=450 MPa
Yield Strength >=170 MPa
Elongation >=30%
Hardness <=192 HB
Condition Condition A (Annealed), hot-finished or cold-finished, all sizes (first row printed)

More data from ASTM A276/A276M:2017

From the standard
Mechanical requirements by condition and size 1 row(s)
ConditionFinishDiameter or thickness, in. [mm]Tensile strength, min (MPa)Yield strength, min (MPa)Elongation, min (%)Reduction of area, min (%)Brinell HBW, max
A (Annealed)hot-finished or cold-finishedall45017030-192
Yield by the 0.2 percent offset method. Hardness is HBW unless otherwise indicated; equivalent Rockwell is permitted.
Source: ASTM A276/A276M:2017, Table 2

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