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ASTM A959 S40977 vs ASTM A959 S41003

Strong Match — 94.2% match based on chemical composition and mechanical property overlap.

ASTM A959 S40977 (ASTM A959:2011) and ASTM A959 S41003 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 S40977 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A959 S41003 is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). ASTM A959 S40977 is defined under ASTM International, originating from United States, while ASTM A959 S41003 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 S40977 vs ASTM A959 S41003 is a 94.2% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 94.2%.

Frequently Compared With ASTM A959 S40977:
EN 10088-1 1.4301 GOST 5632 08X18H10 GB/T 3280 06Cr19Ni10 EN 10088-1 1.4401 IS 1570 (Part 7) 12Cr12Ni2Mo EN 10088-1 1.4006 EN 10088-1 1.4845 ASTM A959 .- GOST 5632 06Kh23N28 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
94.2%
MECHANICAL MATCH
No shared data
OVERALL
94.2%
Specifications
Property ASTM A959 S40977 ASTM A959 S41003
Standard ASTM A959:2011 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Cr (%) 10.5-12.5 10.5-12.5
Mn (%) <=1.50 <=1.50
N (%) <=0.030 <=0.030
Ni (%) 0.30-1.00 <=1.50
P (%) <=0.040 <=0.040
S (%) <=0.015 <=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 S40977
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A959 S41003
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Can ASTM A959 S40977 Be Substituted With ASTM A959 S41003?
ASTM A959 S40977 and ASTM A959 S41003 overlap closely enough on chemistry and mechanical properties that ASTM A959 S41003 is often considered as a substitute for ASTM A959 S40977 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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ASTM A959 S40977
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ASTM A959 S41003
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Frequently Asked Questions
What is the difference between ASTM A959 S40977 and ASTM A959 S41003?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A959 S40977 be substituted with ASTM A959 S41003?
ASTM A959 S40977 and ASTM A959 S41003 overlap closely enough on chemistry and mechanical properties that ASTM A959 S41003 is often considered as a substitute for ASTM A959 S40977 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.