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IS 4367 15Ni5Cr4Mo1 vs BS 970 (Part 1) 815M17

Close Alternative — 76.6% match based on chemical composition and mechanical property overlap.

IS 4367 15Ni5Cr4Mo1 (IS 4367:1991) and BS 970 (Part 1) 815M17 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Alloy Steel category. IS 4367 15Ni5Cr4Mo1 is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 1) 815M17 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 4367 15Ni5Cr4Mo1 vs BS 970 (Part 1) 815M17 is a 76.6% 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 76.6%.

Frequently Compared With IS 4367 15Ni5Cr4Mo1:
IS 1570 (Part 7) 10Mo6H IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr4 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 12Cr2Mo5V2H IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
76.6%
MECHANICAL MATCH
No shared data
OVERALL
76.6%
Specifications
Property IS 4367 15Ni5Cr4Mo1 BS 970 (Part 1) 815M17
Standard IS 4367:1991 BS 970 (Part 1):1983
Category Alloy Steel Alloy Steel
C (%) 0.12-0.18 0.14-0.20
Si (%) 0.10-0.35 Not specified
Mn (%) 0.60-1.00 0.60-0.90
Ni (%) 1.00-1.50 1.20-1.70
Cr (%) 0.75-1.25 0.80-1.20
Mo (%) 0.08-0.15 0.10-0.20
S (%) <=0.035 <=0.040
P (%) <=0.035 <=0.035
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 4367 15Ni5Cr4Mo1 BS 970 (Part 1) 815M17
Tensile Strength 1000 MPa min Not specified
Elongation >=9% Not specified
Izod Impact 41 J min Not specified
Hardness (soft annealed) <=217 HB Not specified
Condition Refined, quenched and stress relieved (core properties), ruling section up to 30 mm Not specified
Typical Applications
IS 4367 15Ni5Cr4Mo1
Not documented
BS 970 (Part 1) 815M17
Case hardening steel for mechanical and allied engineering purposes (Table 11 mechanical properties).
Key Differences
Can IS 4367 15Ni5Cr4Mo1 Be Substituted With BS 970 (Part 1) 815M17?
IS 4367 15Ni5Cr4Mo1 and BS 970 (Part 1) 815M17 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 4367 15Ni5Cr4Mo1
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BS 970 (Part 1) 815M17
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Frequently Asked Questions
What is the difference between IS 4367 15Ni5Cr4Mo1 and BS 970 (Part 1) 815M17?
IS 4367 15Ni5Cr4Mo1 specifies Si which is not specified for BS 970 (Part 1) 815M17.
Can IS 4367 15Ni5Cr4Mo1 be substituted with BS 970 (Part 1) 815M17?
IS 4367 15Ni5Cr4Mo1 and BS 970 (Part 1) 815M17 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.