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ASTM A240/A240M S24000 vs IS 1570 (Part 7) 12Cr12Ni2Mo

Minimal Match — 33% match based on chemical composition and mechanical property overlap.

ASTM A240/A240M S24000 (ASTM A240/A240M:2025) and IS 1570 (Part 7) 12Cr12Ni2Mo (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M S24000 is typically used for pressure vessels and general applications (plate, sheet and strip), while IS 1570 (Part 7) 12Cr12Ni2Mo is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. ASTM A240/A240M S24000 is defined under ASTM International, originating from United States, while IS 1570 (Part 7) 12Cr12Ni2Mo is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, ASTM A240/A240M S24000 vs IS 1570 (Part 7) 12Cr12Ni2Mo is a 49.5% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 33%.

Frequently Compared With ASTM A240/A240M S24000:
GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4301 EN 10088-1 1.4006 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH ASTM A959 .- GB/T 3280 06Cr19Ni10 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr13H
Match Breakdown
CHEMISTRY MATCH
49.5%
MECHANICAL MATCH
0%
OVERALL
33%
Specifications
Property ASTM A240/A240M S24000 IS 1570 (Part 7) 12Cr12Ni2Mo
Standard ASTM A240/A240M:2025 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) <=0.08 0.08-0.16
Mn (%) 11.50-14.50 0.50-0.90
P (%) <=0.060 <=0.040
S (%) <=0.030 <=0.030
Si (%) <=0.75 <=0.35
Cr (%) 17.0-19.0 11.0-12.5
Ni (%) 2.3-3.7 2.0-3.0
N (%) 0.20-0.40 0.02-0.04
Mo (%) Not specified 1.5-2.00
V (%) Not specified 0.25-0.40
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A240/A240M S24000 IS 1570 (Part 7) 12Cr12Ni2Mo
Tensile Strength >=690 MPa 930-1130 MPa
Yield Strength >=415 MPa >=785 MPa (0.2 % proof stress)
Elongation >=40% >=14%
Hardness <=241 HB Not specified
Condition Sheet and strip (first condition printed); yield by 0.2 percent offset Bars, forgings, Q+T, thickness up to 150 (first row of Table 3)
Typical Applications
ASTM A240/A240M S24000
Pressure vessels and general applications (plate, sheet and strip)
IS 1570 (Part 7) 12Cr12Ni2Mo
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can ASTM A240/A240M S24000 Be Substituted With IS 1570 (Part 7) 12Cr12Ni2Mo?
ASTM A240/A240M S24000 and IS 1570 (Part 7) 12Cr12Ni2Mo 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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ASTM A240/A240M S24000
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IS 1570 (Part 7) 12Cr12Ni2Mo
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Frequently Asked Questions
What is the difference between ASTM A240/A240M S24000 and IS 1570 (Part 7) 12Cr12Ni2Mo?
IS 1570 (Part 7) 12Cr12Ni2Mo specifies Mo, V which are not specified for ASTM A240/A240M S24000.
Can ASTM A240/A240M S24000 be substituted with IS 1570 (Part 7) 12Cr12Ni2Mo?
ASTM A240/A240M S24000 and IS 1570 (Part 7) 12Cr12Ni2Mo 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.