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IS 1570 (Part 4) 11C15 vs IS 11169 (Part 1) 20C15

Strong Match — 91.4% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 11C15 (IS 1570 (Part 4):1988) and IS 11169 (Part 1) 20C15 (IS 11169 (Part 1):1984) are both steel grades. Both fall under the Carbon Steel category. IS 1570 (Part 4) 11C15 is defined under Bureau of Indian Standards (IS), originating from India, while IS 11169 (Part 1) 20C15 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 4) 11C15 vs IS 11169 (Part 1) 20C15 is a 91.4% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 91.4%.

Frequently Compared With IS 1570 (Part 4) 11C15:
BS 970 (Part 1) 040A10 BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A04 BS 970 (Part 3) 045A10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 060A32 BS 970 (Part 3) 080A15 BS 970 (Part 1) 045A10
Match Breakdown
CHEMISTRY MATCH
91.4%
MECHANICAL MATCH
No shared data
OVERALL
91.4%
Specifications
Property IS 1570 (Part 4) 11C15 IS 11169 (Part 1) 20C15
Standard IS 1570 (Part 4):1988 IS 11169 (Part 1):1984
Category Carbon Steel Carbon Steel
C (%) <=0.16 0.16-0.24
Si (%) 0.10-0.35 0.10-0.35
Mn (%) 1.30-1.70 1.30-1.70
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 4) 11C15 IS 11169 (Part 1) 20C15
Tensile Strength 460-560 MPa Not specified
Yield Strength >=270 MPa (0.2 % proof stress, if specified) Not specified
Elongation >=26% Not specified
Condition Hot rolled or normalized, limiting ruling section 100 mm Not specified
Hardness, annealed Not specified <=170 HB
Typical Applications
IS 1570 (Part 4) 11C15
Not documented
IS 11169 (Part 1) 20C15
Cold heading and cold extrusion; the standard covers wires, wire rods and bars of 2 to 100 mm diameter (clause 1.1)
Can IS 1570 (Part 4) 11C15 Be Substituted With IS 11169 (Part 1) 20C15?
IS 1570 (Part 4) 11C15 and IS 11169 (Part 1) 20C15 overlap closely enough on chemistry and mechanical properties that IS 11169 (Part 1) 20C15 is often considered as a substitute for IS 1570 (Part 4) 11C15 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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IS 1570 (Part 4) 11C15
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IS 11169 (Part 1) 20C15
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 11C15 and IS 11169 (Part 1) 20C15?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 1570 (Part 4) 11C15 be substituted with IS 11169 (Part 1) 20C15?
IS 1570 (Part 4) 11C15 and IS 11169 (Part 1) 20C15 overlap closely enough on chemistry and mechanical properties that IS 11169 (Part 1) 20C15 is often considered as a substitute for IS 1570 (Part 4) 11C15 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.