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ASTM A276/A276M S31700 vs IS 1570 (Part 7) 12Cr12Ni2Mo

Minimal Match — 32.2% match based on chemical composition and mechanical property overlap.

ASTM A276/A276M S31700 (ASTM A276/A276M:2017) and IS 1570 (Part 7) 12Cr12Ni2Mo (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. ASTM A276/A276M S31700 is typically used for stainless steel bars and shapes (hot-finished or cold-finished), 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 A276/A276M S31700 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 A276/A276M S31700 vs IS 1570 (Part 7) 12Cr12Ni2Mo is a 48.3% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 32.2%.

Frequently Compared With ASTM A276/A276M S31700:
ASTM A959 .- GOST 5632 08X18H10 EN 10088-1 1.4006 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr13H
Match Breakdown
CHEMISTRY MATCH
48.3%
MECHANICAL MATCH
0%
OVERALL
32.2%
Specifications
Property ASTM A276/A276M S31700 IS 1570 (Part 7) 12Cr12Ni2Mo
Standard ASTM A276/A276M:2017 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) <=0.08 0.08-0.16
Mn (%) <=2.00 0.50-0.90
P (%) <=0.045 <=0.040
S (%) <=0.030 <=0.030
Si (%) <=1.00 <=0.35
Cr (%) 18.0-20.0 11.0-12.5
Ni (%) 11.0-15.0 2.0-3.0
Mo (%) 3.0-4.0 1.5-2.00
N (%) <=0.10 0.02-0.04
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 A276/A276M S31700 IS 1570 (Part 7) 12Cr12Ni2Mo
Tensile Strength >=515 MPa 930-1130 MPa
Yield Strength >=205 MPa >=785 MPa (0.2 % proof stress)
Elongation >=40% >=14%
Condition Condition A (Annealed), hot-finished, all sizes (first row printed) Bars, forgings, Q+T, thickness up to 150 (first row of Table 3)
Typical Applications
ASTM A276/A276M S31700
Stainless steel bars and shapes (hot-finished or cold-finished)
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 A276/A276M S31700 Be Substituted With IS 1570 (Part 7) 12Cr12Ni2Mo?
ASTM A276/A276M S31700 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 A276/A276M S31700
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IS 1570 (Part 7) 12Cr12Ni2Mo
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Frequently Asked Questions
What is the difference between ASTM A276/A276M S31700 and IS 1570 (Part 7) 12Cr12Ni2Mo?
IS 1570 (Part 7) 12Cr12Ni2Mo specifies V which is not specified for ASTM A276/A276M S31700.
Can ASTM A276/A276M S31700 be substituted with IS 1570 (Part 7) 12Cr12Ni2Mo?
ASTM A276/A276M S31700 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.