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IS 1570 (Part 2/Sec 1) 4C2 vs BS 970 (Part 1) 040A12

Strong Match — 86.9% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 2/Sec 1) 4C2 (IS 1570 (Part 2/Sec 1):1979) and BS 970 (Part 1) 040A12 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. IS 1570 (Part 2/Sec 1) 4C2 is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 1) 040A12 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 1570 (Part 2/Sec 1) 4C2 vs BS 970 (Part 1) 040A12 is a 86.9% 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 86.9%.

Frequently Compared With IS 1570 (Part 2/Sec 1) 4C2:
BS 970 (Part 1) 040A10 BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A04 BS 970 (Part 1) 080A20 BS 970 (Part 1) 055M15 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 060A32 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10
Match Breakdown
CHEMISTRY MATCH
86.9%
MECHANICAL MATCH
No shared data
OVERALL
86.9%
Specifications
Property IS 1570 (Part 2/Sec 1) 4C2 BS 970 (Part 1) 040A12
Standard IS 1570 (Part 2/Sec 1):1979 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) <=0.08 0.10-0.15
Mn (%) <=0.40 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) 4C2
Not documented
BS 970 (Part 1) 040A12
As-rolled, or as-rolled and softened, steel (section two)
Can IS 1570 (Part 2/Sec 1) 4C2 Be Substituted With BS 970 (Part 1) 040A12?
IS 1570 (Part 2/Sec 1) 4C2 and BS 970 (Part 1) 040A12 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 040A12 is often considered as a substitute for IS 1570 (Part 2/Sec 1) 4C2 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
On M-EX Right Now
IS 1570 (Part 2/Sec 1) 4C2
0 active listings and RFQs →
BS 970 (Part 1) 040A12
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 2/Sec 1) 4C2 and BS 970 (Part 1) 040A12?
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) 4C2 be substituted with BS 970 (Part 1) 040A12?
IS 1570 (Part 2/Sec 1) 4C2 and BS 970 (Part 1) 040A12 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 040A12 is often considered as a substitute for IS 1570 (Part 2/Sec 1) 4C2 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.