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IS 1570 (Part 7) 15Mo6H vs BS 970 (Part 1) 605H32

Close Alternative — 70.5% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 7) 15Mo6H (IS 1570 (Part 7):1992) and BS 970 (Part 1) 605H32 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 7) 15Mo6H is typically used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature, while BS 970 (Part 1) 605H32 is commonly used for through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of table 6.. IS 1570 (Part 7) 15Mo6H is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 1) 605H32 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 1570 (Part 7) 15Mo6H vs BS 970 (Part 1) 605H32 is a 70.5% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 70.5%.

Frequently Compared With IS 1570 (Part 7) 15Mo6H:
IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 12Cr4Mo5H IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Mo6 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 7) 10Mo6H GB/T 3077 12Cr2Ni4A IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6
Match Breakdown
CHEMISTRY MATCH
70.5%
MECHANICAL MATCH
No shared data
OVERALL
70.5%
Specifications
Property IS 1570 (Part 7) 15Mo6H BS 970 (Part 1) 605H32
Standard IS 1570 (Part 7):1992 BS 970 (Part 1):1983
Category Alloy Steel Alloy Steel
C (%) 0.10-0.20 0.29-0.35
Si (%) 0.10-0.50 Not specified
Mn (%) 0.30-0.80 1.25-1.75
P (%) <=0.045 <=0.035
S (%) <=0.045 <=0.040
Mo (%) 0.44-0.65 0.22-0.32
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) 15Mo6H BS 970 (Part 1) 605H32
Tensile Strength >=380 MPa Not specified
Yield Strength >=205 MPa (0.2 % proof stress) Not specified
Elongation >=22% Not specified
Condition Tubes, N+T, thickness - (first row of Table 3) Not specified
Typical Applications
IS 1570 (Part 7) 15Mo6H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
BS 970 (Part 1) 605H32
Through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of Table 6.
Key Differences
Can IS 1570 (Part 7) 15Mo6H Be Substituted With BS 970 (Part 1) 605H32?
IS 1570 (Part 7) 15Mo6H and BS 970 (Part 1) 605H32 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.
On M-EX Right Now
IS 1570 (Part 7) 15Mo6H
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BS 970 (Part 1) 605H32
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Frequently Asked Questions
What is the difference between IS 1570 (Part 7) 15Mo6H and BS 970 (Part 1) 605H32?
IS 1570 (Part 7) 15Mo6H specifies Si which is not specified for BS 970 (Part 1) 605H32.
Can IS 1570 (Part 7) 15Mo6H be substituted with BS 970 (Part 1) 605H32?
IS 1570 (Part 7) 15Mo6H and BS 970 (Part 1) 605H32 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.