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ASTM A959 S31727 vs ASTM A276/A276M S31730

Close Alternative — 75% match based on chemical composition and mechanical property overlap.

ASTM A959 S31727 (ASTM A959:2011) and ASTM A276/A276M S31730 (ASTM A276/A276M:2017) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 S31727 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A276/A276M S31730 is commonly used for stainless steel bars and shapes (hot-finished or cold-finished). ASTM A959 S31727 is defined under ASTM International, originating from United States, while ASTM A276/A276M S31730 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 S31727 vs ASTM A276/A276M S31730 is a 75% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 75%.

Frequently Compared With ASTM A959 S31727:
ASTM A959 25-4-4 GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 EN 10088-1 1.4006 IS 1570 (Part 7) 11Cr17Ni13W3TiH ASTM A959 .- EN 10088-1 1.4401 IS 1570 (Part 7) 12Cr12MoVH GOST 5632 08X18H10 EN 10088-1 1.4301 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH
Match Breakdown
CHEMISTRY MATCH
75%
MECHANICAL MATCH
No shared data
OVERALL
75%
Specifications
Property ASTM A959 S31727 ASTM A276/A276M S31730
Standard ASTM A959:2011 ASTM A276/A276M:2017
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Cr (%) 17.5-19.0 17.0-19.0
Cu (%) 2.8-4.0 4.0-5.0
Mn (%) <=1.00 <=2.00
Mo (%) 3.8-4.5 3.0-4.0
N (%) 0.15-0.21 <=0.045
Ni (%) 14.5-16.5 15.0-16.5
P (%) <=0.030 <=0.040
S (%) <=0.030 <=0.010
Si (%) <=1.00 <=1.00
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A959 S31727 ASTM A276/A276M S31730
Tensile Strength Not specified >=480 MPa
Yield Strength Not specified >=175 MPa
Elongation Not specified >=35%
Hardness Not specified <=90 HRB
Condition Not specified Condition A (Annealed), hot-finished or cold-finished, all sizes (first row printed)
Typical Applications
ASTM A959 S31727
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A276/A276M S31730
Stainless steel bars and shapes (hot-finished or cold-finished)
Can ASTM A959 S31727 Be Substituted With ASTM A276/A276M S31730?
ASTM A959 S31727 and ASTM A276/A276M S31730 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
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ASTM A959 S31727
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ASTM A276/A276M S31730
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Frequently Asked Questions
What is the difference between ASTM A959 S31727 and ASTM A276/A276M S31730?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A959 S31727 be substituted with ASTM A276/A276M S31730?
ASTM A959 S31727 and ASTM A276/A276M S31730 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.