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ASTM A959 660 vs ASTM A959 S66286

Strong Match — 98.8% match based on chemical composition and mechanical property overlap.

ASTM A959 660 (ASTM A959:2011) and ASTM A959 S66286 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 660 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 660 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 660 vs ASTM A959 S66286 is a 98.8% 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 98.8%.

Frequently Compared With ASTM A959 660:
ASTM A959 .- EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr13H GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH GOST 5632 08X18H10
Match Breakdown
CHEMISTRY MATCH
98.8%
MECHANICAL MATCH
No shared data
OVERALL
98.8%
Specifications
Property ASTM A959 660 ASTM A959 S66286
Standard ASTM A959:2011 ASTM A959:2011
Category Stainless Steel Stainless Steel
Al (%) <=0.35 <=0.35
B (%) 0.001-0.010 0.003-0.010
C (%) <=0.08 <=0.08
Cr (%) 13.5-16.0 13.5-16.0
Mn (%) <=2.00 <=2.00
Mo (%) 1.00-1.50 1.00-1.50
Ni (%) 24.0-27.0 24.0-27.0
P (%) <=0.040 <=0.040
S (%) <=0.030 <=0.030
Si (%) <=1.00 <=1.00
Ti (%) 1.90-2.35 1.90-2.35
V (%) 0.10-0.50 0.10-0.50
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
ASTM A959 660
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)
Can ASTM A959 660 Be Substituted With ASTM A959 S66286?
ASTM A959 660 and ASTM A959 S66286 overlap closely enough on chemistry and mechanical properties that ASTM A959 S66286 is often considered as a substitute for ASTM A959 660 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 660
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ASTM A959 S66286
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Frequently Asked Questions
What is the difference between ASTM A959 660 and ASTM A959 S66286?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A959 660 be substituted with ASTM A959 S66286?
ASTM A959 660 and ASTM A959 S66286 overlap closely enough on chemistry and mechanical properties that ASTM A959 S66286 is often considered as a substitute for ASTM A959 660 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.