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ASTM A276/A276M S44700 vs ASTM A240/A240M S44800

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

ASTM A276/A276M S44700 (ASTM A276/A276M:2017) and ASTM A240/A240M S44800 (ASTM A240/A240M:2025) are both steel grades. Both fall under the Stainless Steel category. ASTM A276/A276M S44700 is typically used for stainless steel bars and shapes (hot-finished or cold-finished), while ASTM A240/A240M S44800 is commonly used for pressure vessels and general applications (plate, sheet and strip). ASTM A276/A276M S44700 is defined under ASTM International, originating from United States, while ASTM A240/A240M S44800 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A276/A276M S44700 vs ASTM A240/A240M S44800 is a 91.7% match. As per mechanical properties, the match is 33.3%. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With ASTM A276/A276M S44700:
ASTM A959 29-4 ASTM A959 29-4-2 ASTM A959 29-4C ASTM A959 .- GOST 5632 06Kh23N28 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH GB/T 3280 06Cr19Ni10 GOST 5632 08X18H10
Match Breakdown
CHEMISTRY MATCH
91.7%
MECHANICAL MATCH
33.3%
OVERALL
69.9%
Specifications
Property ASTM A276/A276M S44700 ASTM A240/A240M S44800
Standard ASTM A276/A276M:2017 ASTM A240/A240M:2025
Category Stainless Steel Stainless Steel
C (%) <=0.010 <=0.010
Mn (%) <=0.30 <=0.30
P (%) <=0.025 <=0.025
S (%) <=0.020 <=0.020
Si (%) <=0.20 <=0.20
Cr (%) 28.0-30.0 28.0-30.0
Ni (%) <=0.15 2.00-2.50
Mo (%) 3.5-4.2 3.5-4.2
N (%) <=0.020 <=0.020
Cu (%) <=0.15 <=0.15
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 S44700 ASTM A240/A240M S44800
Tensile Strength >=480 MPa >=550 MPa
Yield Strength >=380 MPa >=415 MPa
Elongation >=20% >=20%
Condition Condition A (Annealed), hot-finished, all sizes (first row printed) Plate, sheet and strip; yield by 0.2 percent offset
Hardness Not specified <=223 HB
Typical Applications
ASTM A276/A276M S44700
Stainless steel bars and shapes (hot-finished or cold-finished)
ASTM A240/A240M S44800
Pressure vessels and general applications (plate, sheet and strip)
Can ASTM A276/A276M S44700 Be Substituted With ASTM A240/A240M S44800?
ASTM A276/A276M S44700 and ASTM A240/A240M S44800 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 A276/A276M S44700
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ASTM A240/A240M S44800
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Frequently Asked Questions
What is the difference between ASTM A276/A276M S44700 and ASTM A240/A240M S44800?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A276/A276M S44700 be substituted with ASTM A240/A240M S44800?
ASTM A276/A276M S44700 and ASTM A240/A240M S44800 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.