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NF A35-562 S300Pb vs IS 1570 (Part 3) 10C8S10

Minimal Match — 55% match based on chemical composition and mechanical property overlap.

NF A35-562 S300Pb and IS 1570 (Part 3) 10C8S10 (IS 1570 (Part 3):1979) are both steel grades. Both fall under the Free Machining Steel category. NF A35-562 S300Pb is defined under Association Francaise de Normalisation (NF), originating from France, while IS 1570 (Part 3) 10C8S10 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, NF A35-562 S300Pb vs IS 1570 (Part 3) 10C8S10 is a 72.7% match. As per mechanical properties, the match is 19.4%. Combined, this makes them a minimal match overall at 55%.

Frequently Compared With NF A35-562 S300Pb:
IS 4432 10C8S10 SAE J403 1117 SAE J403 1117 SAE J403 1126 SAE J403 1126 SAE J403 1126 SAE J403 1141 SAE J403 1118 SAE J403 1117 SAE J403 1118 SAE J403 1118 SAE J403 1132
Match Breakdown
CHEMISTRY MATCH
72.7%
MECHANICAL MATCH
19.4%
OVERALL
55%
Specifications
Property NF A35-562 S300Pb IS 1570 (Part 3) 10C8S10
Standard NF A35-562 IS 1570 (Part 3):1979
Category Free Machining Steel Free Machining Steel
C (%) 0.08-0.15 <=0.15
Si (%) 0.05 max 0.05-0.30
Mn (%) 0.80-1.20 0.60-0.90
S (%) 0.24-0.33 0.08-0.13
Pb (%) 0.15-0.35 Not specified
P (%) 0.11 max <=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 NF A35-562 S300Pb IS 1570 (Part 3) 10C8S10
Tensile Strength 420-550 MPa 370-490 MPa
Yield Strength 250-350 MPa Not specified
Elongation 8-15% >=24%
Hardness 120-180 HB Not specified
Condition Not specified Hot rolled or normalized bars, billets and forgings (Table 2), ruling sections up to 150 mm
Typical Applications
NF A35-562 S300Pb
Used for turned parts, fittings, screws, nuts, hydraulic components, and precision machined parts.
IS 1570 (Part 3) 10C8S10
Not documented
Key Differences
Can NF A35-562 S300Pb Be Substituted With IS 1570 (Part 3) 10C8S10?
NF A35-562 S300Pb 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
NF A35-562 S300Pb
Hex Bar → (2 listings)
Across Flats: 25–25 mm (0.98–0.98 in)
Length: 2500–4400 mm (98.43–173.23 in)
IS 1570 (Part 3) 10C8S10
No active listings currently.
On M-EX Right Now
NF A35-562 S300Pb
2 active listings and RFQs →
IS 1570 (Part 3) 10C8S10
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between NF A35-562 S300Pb and IS 1570 (Part 3) 10C8S10?
NF A35-562 S300Pb specifies Pb which is not specified for IS 1570 (Part 3) 10C8S10.
Can NF A35-562 S300Pb be substituted with IS 1570 (Part 3) 10C8S10?
NF A35-562 S300Pb 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.