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EN 10087 11SMnPb37 vs IS 1570 (Part 3) 10C8S10

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

EN 10087 11SMnPb37 (EN 10087:1998) and IS 1570 (Part 3) 10C8S10 (IS 1570 (Part 3):1979) are both steel grades. Both fall under the Free Machining Steel category. EN 10087 11SMnPb37 is defined under European Standard (EN), originating from Europe, while IS 1570 (Part 3) 10C8S10 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, EN 10087 11SMnPb37 vs IS 1570 (Part 3) 10C8S10 is a 72.4% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With EN 10087 11SMnPb37:
SAE J403 1141 IS 4432 10C8S10 SAE J403 1117 SAE J403 1117 SAE J403 1117 SAE J403 1118 SAE J403 1126 SAE J403 1118 SAE J403 1126 SAE J403 1126 SAE J403 1118 SAE J403 1132
Match Breakdown
CHEMISTRY MATCH
72.4%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property EN 10087 11SMnPb37 IS 1570 (Part 3) 10C8S10
Standard EN 10087:1998 IS 1570 (Part 3):1979
Category Free Machining Steel Free Machining Steel
C (%) ≤0.14 <=0.15
Mn (%) 0.90–1.30 0.60-0.90
S (%) 0.34–0.40 0.08-0.13
Pb (%) 0.20–0.35 Not specified
Si (%) Not specified 0.05-0.30
P (%) Not specified <=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 EN 10087 11SMnPb37 IS 1570 (Part 3) 10C8S10
Tensile Strength 380–570 MPa 370-490 MPa
Elongation ≥4% >=24%
Condition Not specified Hot rolled or normalized bars, billets and forgings (Table 2), ruling sections up to 150 mm
Typical Applications
EN 10087 11SMnPb37
High speed automatic machining, precision components
IS 1570 (Part 3) 10C8S10
Not documented
Key Differences
Can EN 10087 11SMnPb37 Be Substituted With IS 1570 (Part 3) 10C8S10?
EN 10087 11SMnPb37 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.
Forms & Sizes Available on M-EX
EN 10087 11SMnPb37
Hex Bar → (3 listings)
Across Flats: 25–25 mm (0.98–0.98 in)
Length: 2500–3800 mm (98.43–149.61 in)
IS 1570 (Part 3) 10C8S10
No active listings currently.
On M-EX Right Now
EN 10087 11SMnPb37
3 active listings and RFQs →
IS 1570 (Part 3) 10C8S10
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10087 11SMnPb37 and IS 1570 (Part 3) 10C8S10?
EN 10087 11SMnPb37 specifies Pb which is not specified for IS 1570 (Part 3) 10C8S10. IS 1570 (Part 3) 10C8S10 specifies Si, P which are not specified for EN 10087 11SMnPb37.
Can EN 10087 11SMnPb37 be substituted with IS 1570 (Part 3) 10C8S10?
EN 10087 11SMnPb37 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.