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BS 970 (Part 1) 220M07 vs IS 1570 (Part 3) 10C8S10

Close Alternative — 82.2% match based on chemical composition and mechanical property overlap.

BS 970 (Part 1) 220M07 (BS 970 (Part 1):1983) and IS 1570 (Part 3) 10C8S10 (IS 1570 (Part 3):1979) are both steel grades. Both fall under the Free Machining Steel category. BS 970 (Part 1) 220M07 is defined under British Standards (BS), originating from United Kingdom, while IS 1570 (Part 3) 10C8S10 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 970 (Part 1) 220M07 vs IS 1570 (Part 3) 10C8S10 is a 82.2% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 82.2%.

Frequently Compared With BS 970 (Part 1) 220M07:
SAE J403 1117 SAE J403 1117 IS 4432 10C8S10 SAE J403 1117 SAE J403 1118 SAE J403 1118 SAE J403 1126 SAE J403 1132 SAE J403 1118 SAE J403 1126 SAE J403 1126 SAE J403 1132
Match Breakdown
CHEMISTRY MATCH
82.2%
MECHANICAL MATCH
No shared data
OVERALL
82.2%
Specifications
Property BS 970 (Part 1) 220M07 IS 1570 (Part 3) 10C8S10
Standard BS 970 (Part 1):1983 IS 1570 (Part 3):1979
Category Free Machining Steel Free Machining Steel
C (%) <=0.15 <=0.15
Mn (%) 0.90-1.30 0.60-0.90
P (%) <=0.070 <=0.060
S (%) 0.20-0.30 0.08-0.13
Si (%) Not specified 0.05-0.30
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 (Part 1) 220M07 IS 1570 (Part 3) 10C8S10
Tensile Strength Not specified 370-490 MPa
Elongation Not specified >=24%
Condition Not specified Hot rolled or normalized bars, billets and forgings (Table 2), ruling sections up to 150 mm
Typical Applications
BS 970 (Part 1) 220M07
Wrought steel for mechanical and allied engineering purposes; free cutting grade in the as rolled condition (Table 2).
IS 1570 (Part 3) 10C8S10
Not documented
Key Differences
Can BS 970 (Part 1) 220M07 Be Substituted With IS 1570 (Part 3) 10C8S10?
BS 970 (Part 1) 220M07 and IS 1570 (Part 3) 10C8S10 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
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BS 970 (Part 1) 220M07
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IS 1570 (Part 3) 10C8S10
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Frequently Asked Questions
What is the difference between BS 970 (Part 1) 220M07 and IS 1570 (Part 3) 10C8S10?
IS 1570 (Part 3) 10C8S10 specifies Si which is not specified for BS 970 (Part 1) 220M07.
Can BS 970 (Part 1) 220M07 be substituted with IS 1570 (Part 3) 10C8S10?
BS 970 (Part 1) 220M07 and IS 1570 (Part 3) 10C8S10 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.