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IS 1570 (Part 7) 12Cr2Mo5V2H vs IS 1570 (Part 7) 12Cr4Mo5H

Close Alternative — 74.5% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 7) 12Cr2Mo5V2H (IS 1570 (Part 7):1992) and IS 1570 (Part 7) 12Cr4Mo5H (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 7) 12Cr2Mo5V2H 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) 12Cr4Mo5H 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) 12Cr2Mo5V2H is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 7) 12Cr4Mo5H is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 7) 12Cr2Mo5V2H vs IS 1570 (Part 7) 12Cr4Mo5H is a 82.3% match. As per mechanical properties, the match is 58.8%. Combined, this makes them a close alternative overall at 74.5%.

Frequently Compared With IS 1570 (Part 7) 12Cr2Mo5V2H:
IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 7) 10Mo6H IS 1570 (Part 7) 12Cr9Mo10H UNI 11234 100Cr6 IS 1570 (Part 4) 07Cr4Mo6 GB/T 3077 12Cr2Ni4A IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Cr20Mo6
Match Breakdown
CHEMISTRY MATCH
82.3%
MECHANICAL MATCH
58.8%
OVERALL
74.5%
Specifications
Property IS 1570 (Part 7) 12Cr2Mo5V2H IS 1570 (Part 7) 12Cr4Mo5H
Standard IS 1570 (Part 7):1992 IS 1570 (Part 7):1992
Category Alloy Steel Alloy Steel
C (%) 0.10-0.18 0.10-0.18
Si (%) 0.10-0.35 0.10-0.35
Mn (%) 0.40-0.70 0.40-0.70
P (%) <=0.040 <=0.040
Cr (%) 0.30-0.60 0.70-1.10
Mo (%) 0.50-0.70 0.45-0.65
V (%) 0.22-0.32 Not specified
Al (metallic) (%) <=0.02 <=0.02
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) 12Cr2Mo5V2H IS 1570 (Part 7) 12Cr4Mo5H
Tensile Strength 460-610 MPa 440-590 MPa
Yield Strength >=275 MPa (0.2 % proof stress) >=275 MPa (0.2 % proof stress)
Elongation >=15% >=22%
Condition Pipes, N+T, thickness - (first row of Table 3) Pipes, N+T, thickness - (first row of Table 3)
Typical Applications
IS 1570 (Part 7) 12Cr2Mo5V2H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
IS 1570 (Part 7) 12Cr4Mo5H
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) 12Cr2Mo5V2H Be Substituted With IS 1570 (Part 7) 12Cr4Mo5H?
IS 1570 (Part 7) 12Cr2Mo5V2H and IS 1570 (Part 7) 12Cr4Mo5H 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 7) 12Cr2Mo5V2H
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IS 1570 (Part 7) 12Cr4Mo5H
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Frequently Asked Questions
What is the difference between IS 1570 (Part 7) 12Cr2Mo5V2H and IS 1570 (Part 7) 12Cr4Mo5H?
IS 1570 (Part 7) 12Cr2Mo5V2H specifies V which is not specified for IS 1570 (Part 7) 12Cr4Mo5H.
Can IS 1570 (Part 7) 12Cr2Mo5V2H be substituted with IS 1570 (Part 7) 12Cr4Mo5H?
IS 1570 (Part 7) 12Cr2Mo5V2H and IS 1570 (Part 7) 12Cr4Mo5H 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.