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IS 5517 35Mn6Mo3 vs BS 970 (Part 1) 605H37

Strong Match — 86.1% match based on chemical composition and mechanical property overlap.

IS 5517 35Mn6Mo3 (IS 5517:1993) and BS 970 (Part 1) 605H37 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Alloy Steel category. IS 5517 35Mn6Mo3 is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 1) 605H37 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 5517 35Mn6Mo3 vs BS 970 (Part 1) 605H37 is a 86.1% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 86.1%.

Frequently Compared With IS 5517 35Mn6Mo3:
IS 1570 (Part 4) 103Cr6 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 10Mo6H IS 11169 (Part 1) 10Ni5Cr4
Match Breakdown
CHEMISTRY MATCH
86.1%
MECHANICAL MATCH
No shared data
OVERALL
86.1%
Specifications
Property IS 5517 35Mn6Mo3 BS 970 (Part 1) 605H37
Standard IS 5517:1993 BS 970 (Part 1):1983
Category Alloy Steel Alloy Steel
C (%) 0.30-0.40 0.34-0.41
Si (%) 0.10-0.35 Not specified
Mn (%) 1.30-1.80 1.25-1.75
Mo (%) 0.20-0.35 0.22-0.32
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 5517 35Mn6Mo3 BS 970 (Part 1) 605H37
Tensile Strength 700-850 MPa Not specified
Yield Strength (0.2% proof) 540 MPa min Not specified
Elongation >=18% Not specified
Izod Impact 55 J min Not specified
Hardness (annealed) <=220 HB Not specified
Condition Hardened and tempered, ruling section up to 150 mm Not specified
Typical Applications
IS 5517 35Mn6Mo3
Not documented
BS 970 (Part 1) 605H37
Through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of Table 6.
Key Differences
Can IS 5517 35Mn6Mo3 Be Substituted With BS 970 (Part 1) 605H37?
IS 5517 35Mn6Mo3 and BS 970 (Part 1) 605H37 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 605H37 is often considered as a substitute for IS 5517 35Mn6Mo3 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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IS 5517 35Mn6Mo3
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BS 970 (Part 1) 605H37
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Frequently Asked Questions
What is the difference between IS 5517 35Mn6Mo3 and BS 970 (Part 1) 605H37?
IS 5517 35Mn6Mo3 specifies Si which is not specified for BS 970 (Part 1) 605H37.
Can IS 5517 35Mn6Mo3 be substituted with BS 970 (Part 1) 605H37?
IS 5517 35Mn6Mo3 and BS 970 (Part 1) 605H37 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 605H37 is often considered as a substitute for IS 5517 35Mn6Mo3 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.