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BS 970 EN43B vs IS 11169 (Part 1) 45C8

Strong Match — 91% match based on chemical composition and mechanical property overlap.

BS 970 EN43B (BS 970:1955) and IS 11169 (Part 1) 45C8 (IS 11169 (Part 1):1984) are both steel grades. Both fall under the Carbon Steel category. BS 970 EN43B is defined under British Standards (BS), originating from United Kingdom, while IS 11169 (Part 1) 45C8 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 970 EN43B vs IS 11169 (Part 1) 45C8 is a 91% 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 91%.

Frequently Compared With BS 970 EN43B:
BS 970 (Part 1) 060A40 BS 970 (Part 1) 060A45 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 040A04 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 060A32
Match Breakdown
CHEMISTRY MATCH
91%
MECHANICAL MATCH
No shared data
OVERALL
91%
Specifications
Property BS 970 EN43B IS 11169 (Part 1) 45C8
Standard BS 970:1955 IS 11169 (Part 1):1984
Category Carbon Steel Carbon Steel
C (%) 0.45-0.50 0.40-0.50
Si (%) 0.05-0.35 0.10-0.35
Mn (%) 0.70-1.00 0.60-0.90
S (%) <=0.060 Not specified
P (%) <=0.060 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 BS 970 EN43B IS 11169 (Part 1) 45C8
Tensile Strength (hardened and tempered) Not specified 700-850 MPa (16 mm) / 660-810 MPa (40 mm) / 620-770 MPa (100 mm)
0.2% Proof Stress Not specified >=460 MPa (16 mm) / >=410 MPa (40 mm) / >=375 MPa (100 mm)
Elongation Not specified >=14% (16 mm) / >=16% (40 mm) / >=17% (100 mm)
Hardness, annealed Not specified <=170 HB
Typical Applications
BS 970 EN43B
Not documented
IS 11169 (Part 1) 45C8
Cold heading and cold extrusion; the standard covers wires, wire rods and bars of 2 to 100 mm diameter (clause 1.1)
Key Differences
Can BS 970 EN43B Be Substituted With IS 11169 (Part 1) 45C8?
BS 970 EN43B and IS 11169 (Part 1) 45C8 overlap closely enough on chemistry and mechanical properties that IS 11169 (Part 1) 45C8 is often considered as a substitute for BS 970 EN43B 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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BS 970 EN43B
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IS 11169 (Part 1) 45C8
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Frequently Asked Questions
What is the difference between BS 970 EN43B and IS 11169 (Part 1) 45C8?
BS 970 EN43B specifies S, P which are not specified for IS 11169 (Part 1) 45C8.
Can BS 970 EN43B be substituted with IS 11169 (Part 1) 45C8?
BS 970 EN43B and IS 11169 (Part 1) 45C8 overlap closely enough on chemistry and mechanical properties that IS 11169 (Part 1) 45C8 is often considered as a substitute for BS 970 EN43B in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.