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IS 1570 (Part 3) 25C12S14 vs BS 970 (Part 1) 214A15

Strong Match — 86% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 3) 25C12S14 (IS 1570 (Part 3):1979) and BS 970 (Part 1) 214A15 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Free Machining Steel category. IS 1570 (Part 3) 25C12S14 is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 1) 214A15 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 1570 (Part 3) 25C12S14 vs BS 970 (Part 1) 214A15 is a 86% 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%.

Frequently Compared With IS 1570 (Part 3) 25C12S14:
IS 1570 (Part 3) 10C8S10 SAE J403 1132 SAE J403 1117 SAE J403 1126 IS 4432 10C8S10 SAE J403 1117 SAE J403 1118 SAE J403 1118 SAE J403 1126 SAE J403 1126 SAE J403 1132 SAE J403 1117
Match Breakdown
CHEMISTRY MATCH
86%
MECHANICAL MATCH
No shared data
OVERALL
86%
Specifications
Property IS 1570 (Part 3) 25C12S14 BS 970 (Part 1) 214A15
Standard IS 1570 (Part 3):1979 BS 970 (Part 1):1983
Category Free Machining Steel Free Machining Steel
C (%) 0.20-0.30 0.13-0.18
Si (%) <=0.25 Not specified
Mn (%) 1.00-1.50 1.20-1.50
P (%) <=0.060 <=0.050
S (%) 0.10-0.18 0.10-0.18
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 1570 (Part 3) 25C12S14 BS 970 (Part 1) 214A15
Tensile Strength 500-600 MPa Not specified
Elongation >=20% Not specified
Condition Hot rolled or normalized bars, billets and forgings (Table 2), ruling sections up to 150 mm Not specified
Typical Applications
IS 1570 (Part 3) 25C12S14
Not documented
BS 970 (Part 1) 214A15
Case hardening steel for mechanical and allied engineering purposes (Table 11 mechanical properties).
Key Differences
Can IS 1570 (Part 3) 25C12S14 Be Substituted With BS 970 (Part 1) 214A15?
IS 1570 (Part 3) 25C12S14 and BS 970 (Part 1) 214A15 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 214A15 is often considered as a substitute for IS 1570 (Part 3) 25C12S14 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 3) 25C12S14
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BS 970 (Part 1) 214A15
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Frequently Asked Questions
What is the difference between IS 1570 (Part 3) 25C12S14 and BS 970 (Part 1) 214A15?
IS 1570 (Part 3) 25C12S14 specifies Si which is not specified for BS 970 (Part 1) 214A15.
Can IS 1570 (Part 3) 25C12S14 be substituted with BS 970 (Part 1) 214A15?
IS 1570 (Part 3) 25C12S14 and BS 970 (Part 1) 214A15 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 214A15 is often considered as a substitute for IS 1570 (Part 3) 25C12S14 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.