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IS 1570 (Part 5) X20Cr21Ni12N vs ASTM A959 S30815

Close Alternative — 73.9% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 5) X20Cr21Ni12N (IS 1570 (Part 5):1985) and ASTM A959 S30815 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. IS 1570 (Part 5) X20Cr21Ni12N is defined under Bureau of Indian Standards (IS), originating from India, while ASTM A959 S30815 is defined under ASTM International, originating from United States.

As per chemical composition, IS 1570 (Part 5) X20Cr21Ni12N vs ASTM A959 S30815 is a 73.9% 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 73.9%.

Frequently Compared With IS 1570 (Part 5) X20Cr21Ni12N:
GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 IS 1570 (Part 7) 12Cr13H EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 GOST 5632 12Kh13 IS 1570 (Part 7) 12Cr12MoH ASTM A959 .- IS 1570 (Part 7) 11Cr17Ni13W3TiH
Match Breakdown
CHEMISTRY MATCH
73.9%
MECHANICAL MATCH
No shared data
OVERALL
73.9%
Specifications
Property IS 1570 (Part 5) X20Cr21Ni12N ASTM A959 S30815
Standard IS 1570 (Part 5):1985 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) 0.15-0.25 0.05-0.10
Si (%) 0.75-1.25 1.40-2.00
Mn (%) <=1.5 <=0.80
P (%) <=0.045 <=0.040
S (%) <=0.035 <=0.030
Cr (%) 20.0-22.0 20.0-22.0
Ni (%) 10.5-12.5 10.0-12.0
Ce (%) Not specified 0.03-0.08
N (%) Not specified 0.14-0.20
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 1570 (Part 5) X20Cr21Ni12N ASTM A959 S30815
Hardness <=302 HB Not specified
Condition Valve steel, hardened and tempered (Table 6) Not specified
Typical Applications
IS 1570 (Part 5) X20Cr21Ni12N
Not documented
ASTM A959 S30815
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Key Differences
Can IS 1570 (Part 5) X20Cr21Ni12N Be Substituted With ASTM A959 S30815?
IS 1570 (Part 5) X20Cr21Ni12N and ASTM A959 S30815 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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IS 1570 (Part 5) X20Cr21Ni12N
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ASTM A959 S30815
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Frequently Asked Questions
What is the difference between IS 1570 (Part 5) X20Cr21Ni12N and ASTM A959 S30815?
ASTM A959 S30815 specifies Ce, N which are not specified for IS 1570 (Part 5) X20Cr21Ni12N.
Can IS 1570 (Part 5) X20Cr21Ni12N be substituted with ASTM A959 S30815?
IS 1570 (Part 5) X20Cr21Ni12N and ASTM A959 S30815 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.