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ASTM A959 440A vs IS 1570 (Part 5) X85Cr18Mo2V

Close Alternative — 74.9% match based on chemical composition and mechanical property overlap.

ASTM A959 440A (ASTM A959:2011) and IS 1570 (Part 5) X85Cr18Mo2V (IS 1570 (Part 5):1985) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 440A is defined under ASTM International, originating from United States, while IS 1570 (Part 5) X85Cr18Mo2V is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, ASTM A959 440A vs IS 1570 (Part 5) X85Cr18Mo2V is a 74.9% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 74.9%.

Frequently Compared With ASTM A959 440A:
GOST 5632 06Kh23N28 EN 10088-1 1.4006 EN 10088-1 1.4845 ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 08X18H10 IS 1570 (Part 7) 12Cr12MoH EN 10088-1 1.4401 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 12Cr13H
Match Breakdown
CHEMISTRY MATCH
74.9%
MECHANICAL MATCH
No shared data
OVERALL
74.9%
Specifications
Property ASTM A959 440A IS 1570 (Part 5) X85Cr18Mo2V
Standard ASTM A959:2011 IS 1570 (Part 5):1985
Category Stainless Steel Stainless Steel
C (%) 0.60-0.75 0.80-0.90
Cr (%) 16.0-18.0 16.5-18.5
Mn (%) <=1.00 <=1.5
Mo (%) <=0.75 <=2.5
P (%) <=0.040 <=0.045
S (%) <=0.030 <=0.035
Si (%) <=1.00 <=1.0
V (%) Not specified <=0.60
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A959 440A IS 1570 (Part 5) X85Cr18Mo2V
Hardness Not specified 255-306 HB
Condition Not specified Valve steel, hardened and tempered (Table 6)
Typical Applications
ASTM A959 440A
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
IS 1570 (Part 5) X85Cr18Mo2V
Not documented
Key Differences
Can ASTM A959 440A Be Substituted With IS 1570 (Part 5) X85Cr18Mo2V?
ASTM A959 440A and IS 1570 (Part 5) X85Cr18Mo2V 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 A959 440A
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IS 1570 (Part 5) X85Cr18Mo2V
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Frequently Asked Questions
What is the difference between ASTM A959 440A and IS 1570 (Part 5) X85Cr18Mo2V?
IS 1570 (Part 5) X85Cr18Mo2V specifies V which is not specified for ASTM A959 440A.
Can ASTM A959 440A be substituted with IS 1570 (Part 5) X85Cr18Mo2V?
ASTM A959 440A and IS 1570 (Part 5) X85Cr18Mo2V 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.