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ASTM A276/A276M S31803 vs IS 1570 (Part 7) 12Cr12MoVH

Minimal Match — 31.7% match based on chemical composition and mechanical property overlap.

ASTM A276/A276M S31803 (ASTM A276/A276M:2017) and IS 1570 (Part 7) 12Cr12MoVH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. ASTM A276/A276M S31803 is typically used for stainless steel bars and shapes (hot-finished or cold-finished), while IS 1570 (Part 7) 12Cr12MoVH 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 S31803 is defined under ASTM International, originating from United States, while IS 1570 (Part 7) 12Cr12MoVH is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, ASTM A276/A276M S31803 vs IS 1570 (Part 7) 12Cr12MoVH is a 47.6% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 31.7%.

Frequently Compared With ASTM A276/A276M S31803:
ASTM A959 2205 ASTM A959 255 ASTM A959 .- GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH GB/T 3280 06Cr19Ni10 IS 1570 (Part 7) 11Cr17Ni13W3TiH
Match Breakdown
CHEMISTRY MATCH
47.6%
MECHANICAL MATCH
0%
OVERALL
31.7%
Specifications
Property ASTM A276/A276M S31803 IS 1570 (Part 7) 12Cr12MoVH
Standard ASTM A276/A276M:2017 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) <=0.030 0.08-0.16
Mn (%) <=2.00 0.40-1.00
P (%) <=0.030 <=0.040
S (%) <=0.020 <=0.035
Si (%) <=1.00 <=0.60
Cr (%) 21.0-23.0 11.5-13.00
Ni (%) 4.5-6.5 <=1.0
Mo (%) 2.5-3.5 0.40-0.80
N (%) 0.08-0.20 Not specified
V (%) Not specified 0.10-0.30
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 S31803 IS 1570 (Part 7) 12Cr12MoVH
Tensile Strength >=620 MPa 770-930 MPa
Yield Strength >=448 MPa >=585 MPa (0.2 % proof stress)
Elongation >=25% >=15%
Hardness <=290 HB Not specified
Condition Condition A (Annealed), hot-finished or cold-finished, all sizes (first row printed) Bars, forgings, Q+T, thickness up to 150 (first row of Table 3)
Typical Applications
ASTM A276/A276M S31803
Stainless steel bars and shapes (hot-finished or cold-finished)
IS 1570 (Part 7) 12Cr12MoVH
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can ASTM A276/A276M S31803 Be Substituted With IS 1570 (Part 7) 12Cr12MoVH?
ASTM A276/A276M S31803 and IS 1570 (Part 7) 12Cr12MoVH 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 S31803
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IS 1570 (Part 7) 12Cr12MoVH
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Frequently Asked Questions
What is the difference between ASTM A276/A276M S31803 and IS 1570 (Part 7) 12Cr12MoVH?
ASTM A276/A276M S31803 specifies N which is not specified for IS 1570 (Part 7) 12Cr12MoVH. IS 1570 (Part 7) 12Cr12MoVH specifies V which is not specified for ASTM A276/A276M S31803.
Can ASTM A276/A276M S31803 be substituted with IS 1570 (Part 7) 12Cr12MoVH?
ASTM A276/A276M S31803 and IS 1570 (Part 7) 12Cr12MoVH 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.