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BS 970 EN16M vs IS 1570 (Part 3) 10C8S10

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

BS 970 EN16M (BS 970:1955) 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 EN16M 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 EN16M vs IS 1570 (Part 3) 10C8S10 is a 72.2% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With BS 970 EN16M:
IS 4432 10C8S10 SAE J403 1117 SAE J403 1118 SAE J403 1118 SAE J403 1126 SAE J403 1126 SAE J403 1126 SAE J403 1132 SAE J403 1132 SAE J403 1117 SAE J403 1117 SAE J403 1118
Match Breakdown
CHEMISTRY MATCH
72.2%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property BS 970 EN16M IS 1570 (Part 3) 10C8S10
Standard BS 970:1955 IS 1570 (Part 3):1979
Category Free Machining Steel Free Machining Steel
C (%) 0.30-0.40 <=0.15
Si (%) <=0.25 0.05-0.30
Mn (%) 1.30-1.80 0.60-0.90
Mo (%) 0.20-0.35 Not specified
S (%) 0.12-0.20 0.08-0.13
P (%) <=0.060 <=0.060
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 EN16M 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 EN16M
Bars and billets for forging; forgings and drop forgings; bars for machining; bright bars.
IS 1570 (Part 3) 10C8S10
Not documented
Key Differences
Can BS 970 EN16M Be Substituted With IS 1570 (Part 3) 10C8S10?
BS 970 EN16M and IS 1570 (Part 3) 10C8S10 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
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BS 970 EN16M
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IS 1570 (Part 3) 10C8S10
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Frequently Asked Questions
What is the difference between BS 970 EN16M and IS 1570 (Part 3) 10C8S10?
BS 970 EN16M specifies Mo which is not specified for IS 1570 (Part 3) 10C8S10.
Can BS 970 EN16M be substituted with IS 1570 (Part 3) 10C8S10?
BS 970 EN16M and IS 1570 (Part 3) 10C8S10 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.