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IS 1570 (Part 2/Sec 1) 5C4 vs BS 970 (Part 1) 040A10

Strong Match — 89.3% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 2/Sec 1) 5C4 (IS 1570 (Part 2/Sec 1):1979) and BS 970 (Part 1) 040A10 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. IS 1570 (Part 2/Sec 1) 5C4 is typically used for rivet wire for the bearing industry and bearing cage strip (the standard links this grade to is 4882, is 4397), while BS 970 (Part 1) 040A10 is commonly used for used for bolts, studs, shafts, brackets, fabricated components, and general engineering parts.. IS 1570 (Part 2/Sec 1) 5C4 is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 1) 040A10 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 1570 (Part 2/Sec 1) 5C4 vs BS 970 (Part 1) 040A10 is a 89.3% 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 89.3%.

Frequently Compared With IS 1570 (Part 2/Sec 1) 5C4:
BS 970 (Part 1) 055M15 BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A04 BS 970 (Part 1) 080A20 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 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 045M10
Match Breakdown
CHEMISTRY MATCH
89.3%
MECHANICAL MATCH
No shared data
OVERALL
89.3%
Specifications
Property IS 1570 (Part 2/Sec 1) 5C4 BS 970 (Part 1) 040A10
Standard IS 1570 (Part 2/Sec 1):1979 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) <=0.10 0.08-0.13
Mn (%) <=0.50 0.30-0.50
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
IS 1570 (Part 2/Sec 1) 5C4
Rivet wire for the bearing industry and bearing cage strip (the standard links this grade to IS 4882, IS 4397)
BS 970 (Part 1) 040A10
Used for bolts, studs, shafts, brackets, fabricated components, and general engineering parts.
Can IS 1570 (Part 2/Sec 1) 5C4 Be Substituted With BS 970 (Part 1) 040A10?
IS 1570 (Part 2/Sec 1) 5C4 and BS 970 (Part 1) 040A10 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 040A10 is often considered as a substitute for IS 1570 (Part 2/Sec 1) 5C4 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
IS 1570 (Part 2/Sec 1) 5C4
No active listings currently.
BS 970 (Part 1) 040A10
Round Bar → (2 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 4700–5500 mm (185.04–216.54 in)
On M-EX Right Now
IS 1570 (Part 2/Sec 1) 5C4
0 active listings and RFQs →
BS 970 (Part 1) 040A10
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 2/Sec 1) 5C4 and BS 970 (Part 1) 040A10?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 1570 (Part 2/Sec 1) 5C4 be substituted with BS 970 (Part 1) 040A10?
IS 1570 (Part 2/Sec 1) 5C4 and BS 970 (Part 1) 040A10 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 040A10 is often considered as a substitute for IS 1570 (Part 2/Sec 1) 5C4 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.