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IS 11169 (Part 1) 45C8 vs IS 11169 (Part 1) 11C15

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

IS 11169 (Part 1) 45C8 (IS 11169 (Part 1):2022) and IS 11169 (Part 1) 11C15 (IS 11169 (Part 1):2022) are both steel grades. Both fall under the Carbon Steel category. IS 11169 (Part 1) 45C8 is typically used for cold heading and cold extrusion of parts that are quenched and tempered; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, annex c), while IS 11169 (Part 1) 11C15 is commonly used for cold heading and cold extrusion of parts that are case hardened; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, annex b). IS 11169 (Part 1) 45C8 is defined under Bureau of Indian Standards (IS), originating from India, while IS 11169 (Part 1) 11C15 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 11169 (Part 1) 45C8 vs IS 11169 (Part 1) 11C15 is a 85.7% match. As per mechanical properties, the match is 100%. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With IS 11169 (Part 1) 45C8:
BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 040A04 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 060A32 BS 970 (Part 1) 040A12 BS 970 (Part 3) 045A10
Match Breakdown
CHEMISTRY MATCH
85.7%
MECHANICAL MATCH
100%
OVERALL
69.9%
Specifications
Property IS 11169 (Part 1) 45C8 IS 11169 (Part 1) 11C15
Standard IS 11169 (Part 1):2022 IS 11169 (Part 1):2022
Category Carbon Steel Carbon Steel
C (%) 0.40-0.50 <=0.16
Cr (%) <=0.15 <=0.15
Cu (%) <=0.15 <=0.15
Mn (%) 0.60-0.90 1.30-1.70
Mo (%) <=0.05 <=0.05
Ni (%) <=0.15 <=0.15
P (%) <=0.035 <=0.035
S (%) <=0.035 <=0.035
Si (%) 0.10-0.35 0.10-0.35
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 11169 (Part 1) 45C8 IS 11169 (Part 1) 11C15
Core Hardness (CH) >=40 HRC up to 12 mm Not specified
Hardness, annealed (+AC) <=170 HBW <=170 HBW
Typical Applications
IS 11169 (Part 1) 45C8
Cold heading and cold extrusion of parts that are quenched and tempered; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, Annex C)
IS 11169 (Part 1) 11C15
Cold heading and cold extrusion of parts that are case hardened; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, Annex B)
Can IS 11169 (Part 1) 45C8 Be Substituted With IS 11169 (Part 1) 11C15?
IS 11169 (Part 1) 45C8 and IS 11169 (Part 1) 11C15 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 11169 (Part 1) 45C8
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IS 11169 (Part 1) 11C15
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Frequently Asked Questions
What is the difference between IS 11169 (Part 1) 45C8 and IS 11169 (Part 1) 11C15?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 11169 (Part 1) 45C8 be substituted with IS 11169 (Part 1) 11C15?
IS 11169 (Part 1) 45C8 and IS 11169 (Part 1) 11C15 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.