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ASTM A959 S20400 vs ASTM A959 201L

Close Alternative — 77.6% match based on chemical composition and mechanical property overlap.

ASTM A959 S20400 (ASTM A959:2011) and ASTM A959 201L (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 S20400 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A959 201L is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). ASTM A959 S20400 is defined under ASTM International, originating from United States, while ASTM A959 201L is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 S20400 vs ASTM A959 201L is a 77.6% 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 77.6%.

Frequently Compared With ASTM A959 S20400:
ASTM A959 201LN EN 10088-1 1.4401 GOST 5632 08X18H10 IS 1570 (Part 7) 12Cr12MoH ASTM A959 .- GOST 5632 06Kh23N28 EN 10088-1 1.4006 EN 10088-1 1.4845 GB/T 3280 06Cr19Ni10 EN 10088-1 1.4301 IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 11Cr17Ni13W3TiH
Match Breakdown
CHEMISTRY MATCH
77.6%
MECHANICAL MATCH
No shared data
OVERALL
77.6%
Specifications
Property ASTM A959 S20400 ASTM A959 201L
Standard ASTM A959:2011 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.03
Cr (%) 15.0-17.0 16.0-18.0
Mn (%) 7.0-9.0 5.5-7.5
N (%) 0.15-0.30 <=0.25
Ni (%) 1.50-3.00 3.5-5.5
P (%) <=0.045 <=0.045
S (%) <=0.030 <=0.030
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.
Typical Applications
ASTM A959 S20400
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A959 201L
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Can ASTM A959 S20400 Be Substituted With ASTM A959 201L?
ASTM A959 S20400 and ASTM A959 201L 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 S20400
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ASTM A959 201L
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Frequently Asked Questions
What is the difference between ASTM A959 S20400 and ASTM A959 201L?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A959 S20400 be substituted with ASTM A959 201L?
ASTM A959 S20400 and ASTM A959 201L 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.