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IS 5517 30C8 vs BS 970 (Part 1) 045M10

Related Material — 68.9% match based on chemical composition and mechanical property overlap.

IS 5517 30C8 (IS 5517:1993) and BS 970 (Part 1) 045M10 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. IS 5517 30C8 is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 1) 045M10 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 5517 30C8 vs BS 970 (Part 1) 045M10 is a 78.3% match. As per mechanical properties, the match is 50%. Combined, this makes them a related material overall at 68.9%.

Frequently Compared With IS 5517 30C8:
BS 970 (Part 1) 040A10 BS 970 (Part 3) 070M55 BS 970 (Part 1) 080A20 BS 970 (Part 1) 045M10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 040A12 BS 970 (Part 1) 060A32 BS 970 (Part 1) 040A04 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10
Match Breakdown
CHEMISTRY MATCH
78.3%
MECHANICAL MATCH
50%
OVERALL
68.9%
Specifications
Property IS 5517 30C8 BS 970 (Part 1) 045M10
Standard IS 5517:1993 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) 0.25-0.35 0.07-0.13
Si (%) 0.10-0.35 Not specified
Mn (%) 0.60-0.90 0.30-0.60
S (%) <=0.035 Not specified
P (%) <=0.035 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 5517 30C8 BS 970 (Part 1) 045M10
Tensile Strength 600-750 MPa 430 MPa min
Yield Strength (0.2% proof) 400 MPa min Not specified
Elongation >=18% 18 % min
Izod Impact 55 J min Not specified
Hardness (annealed) <=187 HB Not specified
Condition Hardened and tempered, ruling section up to 30 mm Case hardened, 19 mm test bar
Typical Applications
IS 5517 30C8
Not documented
BS 970 (Part 1) 045M10
Case hardening steel (section four)
Key Differences
Can IS 5517 30C8 Be Substituted With BS 970 (Part 1) 045M10?
IS 5517 30C8 and BS 970 (Part 1) 045M10 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
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IS 5517 30C8
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Frequently Asked Questions
What is the difference between IS 5517 30C8 and BS 970 (Part 1) 045M10?
IS 5517 30C8 specifies Si, S, P which are not specified for BS 970 (Part 1) 045M10.
Can IS 5517 30C8 be substituted with BS 970 (Part 1) 045M10?
IS 5517 30C8 and BS 970 (Part 1) 045M10 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.