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IS 1570 (Part 7) 7Cr18Ni10H vs IS 1570 (Part 7) 12Cr12MoVH

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 7) 7Cr18Ni10H (IS 1570 (Part 7):1992) and IS 1570 (Part 7) 12Cr12MoVH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. IS 1570 (Part 7) 7Cr18Ni10H is typically used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature, 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. IS 1570 (Part 7) 7Cr18Ni10H is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 7) 12Cr12MoVH is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 7) 7Cr18Ni10H vs IS 1570 (Part 7) 12Cr12MoVH is a 56.8% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With IS 1570 (Part 7) 7Cr18Ni10H:
EN 10088-1 1.4301 GOST 5632 06Kh23N28 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH GOST 5632 08X18H10 GB/T 3280 06Cr19Ni10 EN 10088-1 1.4006 IS 1570 (Part 7) 12Cr12Ni2Mo ASTM A959 .- IS 1570 (Part 7) 12Cr13H
Match Breakdown
CHEMISTRY MATCH
56.8%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property IS 1570 (Part 7) 7Cr18Ni10H IS 1570 (Part 7) 12Cr12MoVH
Standard IS 1570 (Part 7):1992 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) 0.04-0.10 0.08-0.16
Si (%) <=0.75 <=0.60
Mn (%) <=2.00 0.40-1.00
P (%) <=0.045 <=0.040
S (%) <=0.030 <=0.035
Cr (%) 17.00-20.00 11.5-13.00
Ni (%) 8.00-12.00 <=1.0
Mo (%) Not specified 0.40-0.80
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 IS 1570 (Part 7) 7Cr18Ni10H IS 1570 (Part 7) 12Cr12MoVH
Tensile Strength 490-690 MPa 770-930 MPa
Yield Strength >=195 MPa (0.2 % proof stress) >=585 MPa (0.2 % proof stress)
Elongation >=30% >=15%
Condition Tubes, forgings, plates, Q, thickness - (first row of Table 3) Bars, forgings, Q+T, thickness up to 150 (first row of Table 3)
Typical Applications
IS 1570 (Part 7) 7Cr18Ni10H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
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 IS 1570 (Part 7) 7Cr18Ni10H Be Substituted With IS 1570 (Part 7) 12Cr12MoVH?
IS 1570 (Part 7) 7Cr18Ni10H 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.
On M-EX Right Now
IS 1570 (Part 7) 7Cr18Ni10H
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IS 1570 (Part 7) 12Cr12MoVH
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Frequently Asked Questions
What is the difference between IS 1570 (Part 7) 7Cr18Ni10H and IS 1570 (Part 7) 12Cr12MoVH?
IS 1570 (Part 7) 12Cr12MoVH specifies Mo, V which are not specified for IS 1570 (Part 7) 7Cr18Ni10H.
Can IS 1570 (Part 7) 7Cr18Ni10H be substituted with IS 1570 (Part 7) 12Cr12MoVH?
IS 1570 (Part 7) 7Cr18Ni10H 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.