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IS 1570 (Part 7) 40CrMoVH vs IS 1570 (Part 7) 40CrMoH

Close Alternative — 76% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 7) 40CrMoVH (IS 1570 (Part 7):1992) and IS 1570 (Part 7) 40CrMoH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 7) 40CrMoVH 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) 40CrMoH 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) 40CrMoVH is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 7) 40CrMoH is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 7) 40CrMoVH vs IS 1570 (Part 7) 40CrMoH is a 80.6% match. As per mechanical properties, the match is 66.7%. Combined, this makes them a close alternative overall at 76%.

Frequently Compared With IS 1570 (Part 7) 40CrMoVH:
NF A35-565 100C6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 7) 12Cr2Mo5V2H IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 10Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 4367 07Cr4Mo6 IS 4367 10Cr9Mo10
Match Breakdown
CHEMISTRY MATCH
80.6%
MECHANICAL MATCH
66.7%
OVERALL
76%
Specifications
Property IS 1570 (Part 7) 40CrMoVH IS 1570 (Part 7) 40CrMoH
Standard IS 1570 (Part 7):1992 IS 1570 (Part 7):1992
Category Alloy Steel Alloy Steel
C (%) 0.36-0.44 0.35-0.45
Si (%) 0.10-0.35 0.10-0.35
Mn (%) 0.45-0.85 0.40-0.70
P (%) <=0.030 <=0.035
S (%) <=0.03 <=0.035
Cr (%) 0.9-1.2 1.00-1.50
Mo (%) 0.55-0.75 0.50-0.80
V (%) 0.25-0.35 Not specified
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) 40CrMoVH IS 1570 (Part 7) 40CrMoH
Tensile Strength 850-1000 MPa 850-1000 MPa
Yield Strength >=700 MPa (0.2 % proof stress) >=635 MPa (0.2 % proof stress)
Elongation >=14% >=14%
Condition Bars, forgings, Q+T, thickness up to 100 (first row of Table 3) Bars, forgings, Q+T, thickness up to 200 (first row of Table 3)
Typical Applications
IS 1570 (Part 7) 40CrMoVH
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
IS 1570 (Part 7) 40CrMoH
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) 40CrMoVH Be Substituted With IS 1570 (Part 7) 40CrMoH?
IS 1570 (Part 7) 40CrMoVH and IS 1570 (Part 7) 40CrMoH 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) 40CrMoVH
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IS 1570 (Part 7) 40CrMoH
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Frequently Asked Questions
What is the difference between IS 1570 (Part 7) 40CrMoVH and IS 1570 (Part 7) 40CrMoH?
IS 1570 (Part 7) 40CrMoVH specifies V which is not specified for IS 1570 (Part 7) 40CrMoH.
Can IS 1570 (Part 7) 40CrMoVH be substituted with IS 1570 (Part 7) 40CrMoH?
IS 1570 (Part 7) 40CrMoVH and IS 1570 (Part 7) 40CrMoH 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.