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ASTM A240/A240M S30441 vs ASTM A276/A276M S34700

Close Alternative — 80.8% match based on chemical composition and mechanical property overlap.

ASTM A240/A240M S30441 (ASTM A240/A240M:2025) and ASTM A276/A276M S34700 (ASTM A276/A276M:2017) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M S30441 is typically used for pressure vessels and general applications (plate, sheet and strip), while ASTM A276/A276M S34700 is commonly used for stainless steel bars and shapes (hot-finished or cold-finished). ASTM A240/A240M S30441 is defined under ASTM International, originating from United States, while ASTM A276/A276M S34700 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A240/A240M S30441 vs ASTM A276/A276M S34700 is a 71.3% match. As per mechanical properties, the match is 100%. Combined, this makes them a close alternative overall at 80.8%.

Frequently Compared With ASTM A240/A240M S30441:
GOST 5632 08X18H10 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo GB/T 3280 06Cr19Ni10 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoVH GOST 5632 06Kh23N28 EN 10088-1 1.4006 IS 1570 (Part 7) 12Cr13H
Match Breakdown
CHEMISTRY MATCH
71.3%
MECHANICAL MATCH
100%
OVERALL
80.8%
Specifications
Property ASTM A240/A240M S30441 ASTM A276/A276M S34700
Standard ASTM A240/A240M:2025 ASTM A276/A276M:2017
Category Stainless Steel Stainless Steel
C (%) <=0.08 <=0.08
Mn (%) <=2.00 <=2.00
P (%) <=0.045 <=0.045
S (%) <=0.030 <=0.030
Si (%) 1.0-2.0 <=1.00
Cr (%) 17.5-19.5 17.0-19.0
Ni (%) 8.0-10.5 9.0-12.0
N (%) <=0.10 Not specified
Cu (%) 1.5-2.5 Not specified
Nb (%) 0.1-0.5 <=1.10
W (%) 0.2-0.8 Not specified
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 S30441 ASTM A276/A276M S34700
Tensile Strength >=515 MPa >=515 MPa
Yield Strength >=205 MPa >=205 MPa
Elongation >=40% >=40%
Hardness <=201 HB Not specified
Condition Plate, sheet and strip; yield by 0.2 percent offset Condition A (Annealed), hot-finished, all sizes (first row printed)
Typical Applications
ASTM A240/A240M S30441
Pressure vessels and general applications (plate, sheet and strip)
ASTM A276/A276M S34700
Stainless steel bars and shapes (hot-finished or cold-finished)
Key Differences
Can ASTM A240/A240M S30441 Be Substituted With ASTM A276/A276M S34700?
ASTM A240/A240M S30441 and ASTM A276/A276M S34700 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 A240/A240M S30441
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ASTM A276/A276M S34700
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Frequently Asked Questions
What is the difference between ASTM A240/A240M S30441 and ASTM A276/A276M S34700?
ASTM A240/A240M S30441 specifies N, Cu, W which are not specified for ASTM A276/A276M S34700.
Can ASTM A240/A240M S30441 be substituted with ASTM A276/A276M S34700?
ASTM A240/A240M S30441 and ASTM A276/A276M S34700 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.