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IS 11169 (Part 1) 15C4C vs IS 1570 (Part 4) 20Mo6

Related Material — 65% match based on chemical composition and mechanical property overlap.

IS 11169 (Part 1) 15C4C (IS 11169 (Part 1):2022) and IS 1570 (Part 4) 20Mo6 (IS 1570 (Part 4):1988) are both steel grades. IS 11169 (Part 1) 15C4C is classified under Carbon Steel, while IS 1570 (Part 4) 20Mo6 is classified under Alloy Steel — a different category, which is worth noting alongside the chemistry match below. IS 11169 (Part 1) 15C4C is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 4) 20Mo6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 11169 (Part 1) 15C4C vs IS 1570 (Part 4) 20Mo6 is a 68% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 65%.

Frequently Compared With IS 11169 (Part 1) 15C4C:
BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 060A32 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 045M10
Match Breakdown
CHEMISTRY MATCH
68%
MECHANICAL MATCH
No shared data
OVERALL
65%
Specifications
Property IS 11169 (Part 1) 15C4C IS 1570 (Part 4) 20Mo6
Standard IS 11169 (Part 1):2022 IS 1570 (Part 4):1988
Category Carbon Steel Alloy Steel
Al (%) 0.020-0.060 Not specified
C (%) 0.13-0.17 0.15-0.25
Cr (%) <=0.30 <=0.25
Cu (%) <=0.30 Not specified
Mn (%) 0.35-0.60 0.40-0.70
Mo (%) <=0.10 0.45-0.65
Ni (%) <=0.30 <=0.30
P (%) <=0.025 Not specified
S (%) <=0.025 Not specified
Si (%) <=0.10 0.15-0.35
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 11169 (Part 1) 15C4C IS 1570 (Part 4) 20Mo6
Reduction of Area, as rolled (+AR) >=58% (for information) Not specified
Tensile Strength, as rolled (+AR) <=460 MPa (over 5 to 100 mm) Not specified
Typical Applications
IS 11169 (Part 1) 15C4C
Cold heading and cold extrusion of parts not heat treated after cold forming; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, Annex A)
IS 1570 (Part 4) 20Mo6
Not documented
Key Differences
Can IS 11169 (Part 1) 15C4C Be Substituted With IS 1570 (Part 4) 20Mo6?
IS 11169 (Part 1) 15C4C and IS 1570 (Part 4) 20Mo6 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.
On M-EX Right Now
IS 11169 (Part 1) 15C4C
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IS 1570 (Part 4) 20Mo6
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Frequently Asked Questions
What is the difference between IS 11169 (Part 1) 15C4C and IS 1570 (Part 4) 20Mo6?
Different category: IS 11169 (Part 1) 15C4C is Carbon Steel, IS 1570 (Part 4) 20Mo6 is Alloy Steel. IS 11169 (Part 1) 15C4C specifies Al, Cu, P, S which are not specified for IS 1570 (Part 4) 20Mo6.
Can IS 11169 (Part 1) 15C4C be substituted with IS 1570 (Part 4) 20Mo6?
IS 11169 (Part 1) 15C4C and IS 1570 (Part 4) 20Mo6 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.