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ASTM A276/A276M S31726 vs ASTM A959 317LN

Close Alternative — 79.6% match based on chemical composition and mechanical property overlap.

ASTM A276/A276M S31726 (ASTM A276/A276M:2017) and ASTM A959 317LN (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A276/A276M S31726 is typically used for stainless steel bars and shapes (hot-finished or cold-finished), while ASTM A959 317LN is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). ASTM A276/A276M S31726 is defined under ASTM International, originating from United States, while ASTM A959 317LN is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A276/A276M S31726 vs ASTM A959 317LN is a 79.6% 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 79.6%.

Frequently Compared With ASTM A276/A276M S31726:
ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12Ni2Mo
Match Breakdown
CHEMISTRY MATCH
79.6%
MECHANICAL MATCH
No shared data
OVERALL
79.6%
Specifications
Property ASTM A276/A276M S31726 ASTM A959 317LN
Standard ASTM A276/A276M:2017 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Mn (%) <=2.00 <=2.00
P (%) <=0.045 <=0.045
S (%) <=0.030 <=0.030
Si (%) <=1.00 <=1.00
Cr (%) 17.0-20.0 18.0-20.0
Ni (%) 14.5-17.5 11.0-14.0
Mo (%) 4.0-5.0 3.0-4.0
N (%) 0.10-0.20 0.10-0.22
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A276/A276M S31726 ASTM A959 317LN
Tensile Strength >=550 MPa Not specified
Yield Strength >=240 MPa Not specified
Elongation >=40% Not specified
Condition Condition A (Annealed), hot-finished or cold-finished, all sizes (first row printed) Not specified
Typical Applications
ASTM A276/A276M S31726
Stainless steel bars and shapes (hot-finished or cold-finished)
ASTM A959 317LN
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Can ASTM A276/A276M S31726 Be Substituted With ASTM A959 317LN?
ASTM A276/A276M S31726 and ASTM A959 317LN 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 A276/A276M S31726
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ASTM A959 317LN
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Frequently Asked Questions
What is the difference between ASTM A276/A276M S31726 and ASTM A959 317LN?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A276/A276M S31726 be substituted with ASTM A959 317LN?
ASTM A276/A276M S31726 and ASTM A959 317LN 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.