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ASTM A240/A240M S82561 vs ASTM A959 317LMN

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

ASTM A240/A240M S82561 (ASTM A240/A240M:2025) and ASTM A959 317LMN (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M S82561 is typically used for pressure vessels and general applications (plate, sheet and strip), while ASTM A959 317LMN is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). ASTM A240/A240M S82561 is defined under ASTM International, originating from United States, while ASTM A959 317LMN is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A240/A240M S82561 vs ASTM A959 317LMN is a 70% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With ASTM A240/A240M S82561:
GOST 5632 06Kh23N28 GOST 5632 08X18H10 GB/T 3280 06Cr19Ni10 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 12Cr13H ASTM A959 .- 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
Match Breakdown
CHEMISTRY MATCH
70%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property ASTM A240/A240M S82561 ASTM A959 317LMN
Standard ASTM A240/A240M:2025 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Mn (%) <=1.50 <=2.00
P (%) <=0.040 <=0.045
S (%) <=0.030 <=0.030
Si (%) <=1.00 <=1.00
Cr (%) 23.0-27.0 17.0-20.0
Ni (%) 4.0-6.0 13.5-17.5
Mo (%) 1.00-2.00 4.0-5.0
N (%) 0.15-0.19 0.10-0.20
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A240/A240M S82561 ASTM A959 317LMN
Tensile Strength >=690 MPa Not specified
Yield Strength >=485 MPa Not specified
Elongation >=18% Not specified
Hardness <=302 HB Not specified
Condition Plate, sheet and strip; yield by 0.2 percent offset Not specified
Typical Applications
ASTM A240/A240M S82561
Pressure vessels and general applications (plate, sheet and strip)
ASTM A959 317LMN
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Can ASTM A240/A240M S82561 Be Substituted With ASTM A959 317LMN?
ASTM A240/A240M S82561 and ASTM A959 317LMN share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
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ASTM A240/A240M S82561
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ASTM A959 317LMN
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Frequently Asked Questions
What is the difference between ASTM A240/A240M S82561 and ASTM A959 317LMN?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A240/A240M S82561 be substituted with ASTM A959 317LMN?
ASTM A240/A240M S82561 and ASTM A959 317LMN share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.