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IS 1570 (Part 3) 25C12S14 vs BS 970 (Part 1) 216M28

Strong Match — 92.4% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 3) 25C12S14 (IS 1570 (Part 3):1979) and BS 970 (Part 1) 216M28 (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) 216M28 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 1570 (Part 3) 25C12S14 vs BS 970 (Part 1) 216M28 is a 92.4% 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 92.4%.

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
92.4%
MECHANICAL MATCH
No shared data
OVERALL
92.4%
Specifications
Property IS 1570 (Part 3) 25C12S14 BS 970 (Part 1) 216M28
Standard IS 1570 (Part 3):1979 BS 970 (Part 1):1983
Category Free Machining Steel Free Machining Steel
C (%) 0.20-0.30 0.24-0.32
Si (%) <=0.25 <=0.25
Mn (%) 1.00-1.50 1.10-1.50
P (%) <=0.060 <=0.060
S (%) 0.10-0.18 0.12-0.20
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) 216M28
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) 216M28
Through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of Table 6.
Can IS 1570 (Part 3) 25C12S14 Be Substituted With BS 970 (Part 1) 216M28?
IS 1570 (Part 3) 25C12S14 and BS 970 (Part 1) 216M28 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 216M28 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.
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IS 1570 (Part 3) 25C12S14
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BS 970 (Part 1) 216M28
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Frequently Asked Questions
What is the difference between IS 1570 (Part 3) 25C12S14 and BS 970 (Part 1) 216M28?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 1570 (Part 3) 25C12S14 be substituted with BS 970 (Part 1) 216M28?
IS 1570 (Part 3) 25C12S14 and BS 970 (Part 1) 216M28 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 216M28 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.