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BS 970 EN5A vs IS 11169 (Part 1) 30C8

Strong Match — 91.9% match based on chemical composition and mechanical property overlap.

BS 970 EN5A (BS 970:1955) and IS 11169 (Part 1) 30C8 (IS 11169 (Part 1):1984) are both steel grades. Both fall under the Carbon Steel category. BS 970 EN5A is typically used for axles, crankshafts, connecting rods, while IS 11169 (Part 1) 30C8 is commonly used for cold heading and cold extrusion; the standard covers wires, wire rods and bars of 2 to 100 mm diameter (clause 1.1). BS 970 EN5A is defined under British Standards (BS), originating from United Kingdom, while IS 11169 (Part 1) 30C8 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 970 EN5A vs IS 11169 (Part 1) 30C8 is a 91.9% 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 91.9%.

Frequently Compared With BS 970 EN5A:
BS 970 (Part 1) 040A10 BS 970 (Part 3) 070M55 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 060A32 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 055M15
Match Breakdown
CHEMISTRY MATCH
91.9%
MECHANICAL MATCH
No shared data
OVERALL
91.9%
Specifications
Property BS 970 EN5A IS 11169 (Part 1) 30C8
Standard BS 970:1955 IS 11169 (Part 1):1984
Category Carbon Steel Carbon Steel
C (%) 0.25-0.30 0.25-0.35
Si (%) 0.05-0.35 0.10-0.35
Mn (%) 0.70-0.90 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 EN5A IS 11169 (Part 1) 30C8
Hardness, annealed Not specified <=160 HB
Typical Applications
BS 970 EN5A
Axles, crankshafts, connecting rods
IS 11169 (Part 1) 30C8
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 EN5A Be Substituted With IS 11169 (Part 1) 30C8?
BS 970 EN5A and IS 11169 (Part 1) 30C8 overlap closely enough on chemistry and mechanical properties that IS 11169 (Part 1) 30C8 is often considered as a substitute for BS 970 EN5A in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
BS 970 EN5A
Round Bar → (3 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 6200–6800 mm (244.09–267.72 in)
IS 11169 (Part 1) 30C8
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On M-EX Right Now
BS 970 EN5A
3 active listings and RFQs →
IS 11169 (Part 1) 30C8
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between BS 970 EN5A and IS 11169 (Part 1) 30C8?
BS 970 EN5A specifies S, P which are not specified for IS 11169 (Part 1) 30C8.
Can BS 970 EN5A be substituted with IS 11169 (Part 1) 30C8?
BS 970 EN5A and IS 11169 (Part 1) 30C8 overlap closely enough on chemistry and mechanical properties that IS 11169 (Part 1) 30C8 is often considered as a substitute for BS 970 EN5A in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.