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ASTM A276/A276M:2017 S44400 Steel: Specifications & Listings

ASTM A276/A276M:2017 S44400: S44400 (type 444): ferritic stainless steel bars and shapes. Specified in ASTM A276/A276M:2017. Combined limit: Ti + Nb <=0.80.

Category: Stainless Steel
Grade Details
GradeASTM A276/A276M:2017 S44400
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 444 ASTM A959:2011 USA No activity yet
ASTM A240/A240M S44400 ASTM A240/A240M:2025 USA No activity yet
EN 10088-1 X2CrMoSiS18-2-1 EN 10088-1:2023 Europe (CEN) No activity yet
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
ASTM A959 444 ASTM A959:2011 Strong Match
ASTM A240/A240M S44400 ASTM A240/A240M:2025 Strong Match
EN 10088-1 X2CrMoSiS18-2-1 EN 10088-1:2023 Strong Match
ASTM A959 S18235 ASTM A959:2011 Close Alternative
JIS G4304 SUS444 JIS G4304:2021 Close Alternative
JIS G4305 SUS444 JIS G4305:2012 Close Alternative
ASTM A959 XM-18 ASTM A959:2011 Related Material
ASTM A959 316L ASTM A959:2011 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 Mo N
<=0.025 <=1.00 <=0.040 <=0.030 <=1.00 17.5-19.5 <=1.00 1.75-2.50 <=0.035
Mechanical Properties
Tensile Strength >=415 MPa
Yield Strength >=310 MPa
Elongation >=20%
Hardness <=217 HB
Condition Condition A (Annealed), hot-finished, all sizes (first row printed)

More data from ASTM A276/A276M:2017

From the standard
Mechanical requirements by condition and size 2 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-finishedall4153102045217
A (Annealed)cold-finishedall4153101645217
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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