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ASTM A959 S21500 vs ASTM A959 S66286

Related Material — 59% match based on chemical composition and mechanical property overlap.

ASTM A959 S21500 (ASTM A959:2011) and ASTM A959 S66286 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 S21500 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A959 S66286 is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). ASTM A959 S21500 is defined under ASTM International, originating from United States, while ASTM A959 S66286 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 S21500 vs ASTM A959 S66286 is a 59% 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 59%.

Frequently Compared With ASTM A959 S21500:
ASTM A959 .- GOST 5632 08X18H10 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12Ni2Mo GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 EN 10088-1 1.4006 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
59%
MECHANICAL MATCH
No shared data
OVERALL
59%
Specifications
Property ASTM A959 S21500 ASTM A959 S66286
Standard ASTM A959:2011 ASTM A959:2011
Category Stainless Steel Stainless Steel
B (%) 0.003-0.009 0.003-0.010
C (%) 0.06-0.15 <=0.08
Cb (%) 0.75-1.25 Not specified
Cr (%) 14.0-16.0 13.5-16.0
Mn (%) 5.5-7.0 <=2.00
Mo (%) 0.80-1.20 1.00-1.50
Ni (%) 9.0-11.0 24.0-27.0
P (%) <=0.045 <=0.040
S (%) <=0.030 <=0.030
Si (%) 0.2-1.0 <=1.00
V (%) 0.15-0.40 0.10-0.50
Al (%) Not specified <=0.35
Ti (%) Not specified 1.90-2.35
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
ASTM A959 S21500
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A959 S66286
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Key Differences
Can ASTM A959 S21500 Be Substituted With ASTM A959 S66286?
ASTM A959 S21500 and ASTM A959 S66286 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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Frequently Asked Questions
What is the difference between ASTM A959 S21500 and ASTM A959 S66286?
ASTM A959 S21500 specifies Cb which is not specified for ASTM A959 S66286. ASTM A959 S66286 specifies Al, Ti which are not specified for ASTM A959 S21500.
Can ASTM A959 S21500 be substituted with ASTM A959 S66286?
ASTM A959 S21500 and ASTM A959 S66286 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.