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ASTM A276/A276M S21800 vs ASTM A959 202

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

ASTM A276/A276M S21800 (ASTM A276/A276M:2017) and ASTM A959 202 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A276/A276M S21800 is typically used for stainless steel bars and shapes (hot-finished or cold-finished), while ASTM A959 202 is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). ASTM A276/A276M S21800 is defined under ASTM International, originating from United States, while ASTM A959 202 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A276/A276M S21800 vs ASTM A959 202 is a 71.7% 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 A276/A276M S21800:
ASTM A959 201 ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 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 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
71.7%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property ASTM A276/A276M S21800 ASTM A959 202
Standard ASTM A276/A276M:2017 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.10 <=0.15
Mn (%) 7.0-9.0 7.5-10.0
P (%) <=0.060 <=0.060
S (%) <=0.030 <=0.030
Si (%) 3.5-4.5 <=1.00
Cr (%) 16.0-18.0 17.0-19.0
Ni (%) 8.0-9.0 4.0-6.0
N (%) 0.08-0.18 <=0.25
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 S21800 ASTM A959 202
Tensile Strength >=655 MPa Not specified
Yield Strength >=345 MPa Not specified
Elongation >=35% Not specified
Hardness <=241 HB Not specified
Condition Condition A (Annealed), hot-finished or cold-finished, all sizes (first row printed) Not specified
Typical Applications
ASTM A276/A276M S21800
Stainless steel bars and shapes (hot-finished or cold-finished)
ASTM A959 202
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Can ASTM A276/A276M S21800 Be Substituted With ASTM A959 202?
ASTM A276/A276M S21800 and ASTM A959 202 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.
On M-EX Right Now
ASTM A276/A276M S21800
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ASTM A959 202
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Frequently Asked Questions
What is the difference between ASTM A276/A276M S21800 and ASTM A959 202?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A276/A276M S21800 be substituted with ASTM A959 202?
ASTM A276/A276M S21800 and ASTM A959 202 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.