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IS 1570 (Part 3) 10C8S10 vs IS 4432 10C8S10

Related Material — 63.7% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 3) 10C8S10 (IS 1570 (Part 3):1979) and IS 4432 10C8S10 (IS 4432:1988) are both steel grades. Both fall under the Free Machining Steel category. IS 1570 (Part 3) 10C8S10 is defined under Bureau of Indian Standards (IS), originating from India, while IS 4432 10C8S10 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 3) 10C8S10 vs IS 4432 10C8S10 is a 95.5% match. As per mechanical properties, the match is 0%. Combined, this makes them a related material overall at 63.7%.

Frequently Compared With IS 1570 (Part 3) 10C8S10:
SAE J403 1132 SAE J403 1117 SAE J403 1117 SAE J403 1126 SAE J403 1118 SAE J403 1126 SAE J403 1141 SAE J403 1118 SAE J403 1118 SAE J403 1132 SAE J403 1137 SAE J403 1137
Match Breakdown
CHEMISTRY MATCH
95.5%
MECHANICAL MATCH
0%
OVERALL
63.7%
Specifications
Property IS 1570 (Part 3) 10C8S10 IS 4432 10C8S10
Standard IS 1570 (Part 3):1979 IS 4432:1988
Category Free Machining Steel Free Machining Steel
C (%) <=0.15 <=0.15
Si (%) 0.05-0.30 0.15-0.35
Mn (%) 0.60-0.90 0.60-0.90
P (%) <=0.060 <=0.035
S (%) 0.08-0.13 0.08-0.13
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) 10C8S10 IS 4432 10C8S10
Tensile Strength 370-490 MPa Not specified
Elongation >=24% Not specified
Condition Hot rolled or normalized bars, billets and forgings (Table 2), ruling sections up to 150 mm Not specified
Core Tensile Strength Not specified 600-850 MPa (16 mm) / 550-800 MPa (30 mm)
Core Yield Strength Not specified >=400 MPa (16 mm) / >=330 MPa (30 mm)
Core Elongation Not specified >=12% (16 mm) / >=14% (30 mm)
Core Reduction of Area Not specified >=35% (16 mm) / >=40% (30 mm)
Hardness, annealed (A) Not specified <=150 HB
Typical Applications
IS 1570 (Part 3) 10C8S10
Not documented
IS 4432 10C8S10
Forgings and fabrication of case-hardened machine or automobile parts
Can IS 1570 (Part 3) 10C8S10 Be Substituted With IS 4432 10C8S10?
IS 1570 (Part 3) 10C8S10 and IS 4432 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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IS 1570 (Part 3) 10C8S10
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IS 4432 10C8S10
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Frequently Asked Questions
What is the difference between IS 1570 (Part 3) 10C8S10 and IS 4432 10C8S10?
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) 10C8S10 be substituted with IS 4432 10C8S10?
IS 1570 (Part 3) 10C8S10 and IS 4432 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.