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IS 1570 (Part 4) 15Cr13Mo6 vs IS 1570 (Part 4) 20Cr20Mo6

Close Alternative — 82.3% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 15Cr13Mo6 (IS 1570 (Part 4):1988) and IS 1570 (Part 4) 20Cr20Mo6 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 15Cr13Mo6 is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 4) 20Cr20Mo6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 4) 15Cr13Mo6 vs IS 1570 (Part 4) 20Cr20Mo6 is a 82.3% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 82.3%.

Frequently Compared With IS 1570 (Part 4) 15Cr13Mo6:
IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 4) 103Cr6 GOST 4543 12HN3A GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 103Cr4 NF A35-565 100C6 UNI 11234 100Cr6 IS 4367 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H
Match Breakdown
CHEMISTRY MATCH
82.3%
MECHANICAL MATCH
No shared data
OVERALL
82.3%
Specifications
Property IS 1570 (Part 4) 15Cr13Mo6 IS 1570 (Part 4) 20Cr20Mo6
Standard IS 1570 (Part 4):1988 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.10-0.20 0.15-0.25
Si (%) 0.15-0.35 <=0.50
Mn (%) 0.40-0.70 0.40-0.70
Ni (%) <=0.30 <=0.30
Cr (%) 2.90-3.40 4.0-6.0
Mo (%) 0.45-0.65 0.45-0.65
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) 15Cr13Mo6 IS 1570 (Part 4) 20Cr20Mo6
Tensile Strength >=1540 MPa Not specified
Yield Strength >=1240 MPa (0.2 % proof stress) Not specified
Elongation >=8% Not specified
Izod Impact >=14 J Not specified
Hardness >=444 HBS (guidance only) Not specified
Condition Bars and forgings, hardened and tempered (oil hardened unless stated), limiting ruling section 63 mm Not specified
Can IS 1570 (Part 4) 15Cr13Mo6 Be Substituted With IS 1570 (Part 4) 20Cr20Mo6?
IS 1570 (Part 4) 15Cr13Mo6 and IS 1570 (Part 4) 20Cr20Mo6 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
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IS 1570 (Part 4) 15Cr13Mo6
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IS 1570 (Part 4) 20Cr20Mo6
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 15Cr13Mo6 and IS 1570 (Part 4) 20Cr20Mo6?
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) 15Cr13Mo6 be substituted with IS 1570 (Part 4) 20Cr20Mo6?
IS 1570 (Part 4) 15Cr13Mo6 and IS 1570 (Part 4) 20Cr20Mo6 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.