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ASTM A959 431 vs IS 1570 (Part 5) X15Cr16Ni2

Strong Match — 95.5% match based on chemical composition and mechanical property overlap.

ASTM A959 431 (ASTM A959:2011) and IS 1570 (Part 5) X15Cr16Ni2 (IS 1570 (Part 5):1985) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 431 is defined under ASTM International, originating from United States, while IS 1570 (Part 5) X15Cr16Ni2 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, ASTM A959 431 vs IS 1570 (Part 5) X15Cr16Ni2 is a 95.5% 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 95.5%.

Frequently Compared With ASTM A959 431:
IS 1570 (Part 7) 11Cr17Ni13W3TiH EN 10088-1 1.4401 EN 10088-1 1.4845 ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 08X18H10 EN 10088-1 1.4006 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 12Cr13H GOST 5632 06Kh23N28 EN 10088-1 1.4301
Match Breakdown
CHEMISTRY MATCH
95.5%
MECHANICAL MATCH
No shared data
OVERALL
95.5%
Specifications
Property ASTM A959 431 IS 1570 (Part 5) X15Cr16Ni2
Standard ASTM A959:2011 IS 1570 (Part 5):1985
Category Stainless Steel Stainless Steel
C (%) <=0.20 0.10-0.20
Cr (%) 15.0-17.0 15.0-17.0
Mn (%) <=1.00 <=1.0
Ni (%) 1.25-2.50 1.25-2.50
P (%) <=0.040 <=0.045
S (%) <=0.030 <=0.030
Si (%) <=1.00 <=1.0
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 431 IS 1570 (Part 5) X15Cr16Ni2
Hardness Not specified <=285 HB
Condition Not specified Annealed, quenched or solution treated plates, sheets and strips (Table 2)
Typical Applications
ASTM A959 431
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
IS 1570 (Part 5) X15Cr16Ni2
Not documented
Can ASTM A959 431 Be Substituted With IS 1570 (Part 5) X15Cr16Ni2?
ASTM A959 431 and IS 1570 (Part 5) X15Cr16Ni2 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 5) X15Cr16Ni2 is often considered as a substitute for ASTM A959 431 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 431
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IS 1570 (Part 5) X15Cr16Ni2
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Frequently Asked Questions
What is the difference between ASTM A959 431 and IS 1570 (Part 5) X15Cr16Ni2?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A959 431 be substituted with IS 1570 (Part 5) X15Cr16Ni2?
ASTM A959 431 and IS 1570 (Part 5) X15Cr16Ni2 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 5) X15Cr16Ni2 is often considered as a substitute for ASTM A959 431 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.