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ASTM A276/A276M:2017 S21900 Steel: Specifications & Listings

ASTM A276/A276M:2017 S21900: S21900 (type XM-10): austenitic stainless steel bars and shapes. Specified in ASTM A276/A276M:2017.

Category: Stainless Steel
Grade Details
GradeASTM A276/A276M:2017 S21900
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 XM-10 ASTM A959:2011 USA No activity yet
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
ASTM A959 XM-10 ASTM A959:2011 Strong Match
ASTM A959 202 ASTM A959:2011 Close Alternative
EN 10088-1 X8CrMnNi19-6-3 EN 10088-1:2014 Close Alternative
EN 10088-1 X8CrMnNi19-6-3 EN 10088-1:2023 Close Alternative
EN 10088-1 X12CrMnNiN18-9-5 EN 10088-1:2014 Close Alternative
EN 10088-1 X12CrMnNiN18-9-5 EN 10088-1:2023 Close Alternative
ASTM A959 SS304 ASTM A959:2011 Related Material
EN 10088-1 X5CrNi18-10 EN 10088-1:2014 Related Material
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 N
<=0.08 8.0-10.0 <=0.045 <=0.030 <=1.00 19.0-21.5 5.5-7.5 0.15-0.40
Mechanical Properties
Tensile Strength >=620 MPa
Yield Strength >=345 MPa
Elongation >=45%
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-finishedall6203454560-
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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