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IS 5517 15Cr13Mo6 vs IS 4367 40Cr4Mo3

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

IS 5517 15Cr13Mo6 (IS 5517:1993) and IS 4367 40Cr4Mo3 (IS 4367:1991) are both steel grades. Both fall under the Alloy Steel category. IS 5517 15Cr13Mo6 is defined under Bureau of Indian Standards (IS), originating from India, while IS 4367 40Cr4Mo3 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 5517 15Cr13Mo6 vs IS 4367 40Cr4Mo3 is a 71.4% match. As per mechanical properties, the match is 75%. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With IS 5517 15Cr13Mo6:
NF A35-565 100C6 IS 1570 (Part 4) 10Cr20Mo6 UNI 11234 100Cr6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Mo6H IS 1570 (Part 7) 12Cr2Mo5V2H IS 4367 07Cr4Mo6
Match Breakdown
CHEMISTRY MATCH
71.4%
MECHANICAL MATCH
75%
OVERALL
69.9%
Specifications
Property IS 5517 15Cr13Mo6 IS 4367 40Cr4Mo3
Standard IS 5517:1993 IS 4367:1991
Category Alloy Steel Alloy Steel
C (%) 0.10-0.20 0.35-0.45
Si (%) 0.10-0.35 0.10-0.35
Mn (%) 0.40-0.70 0.50-0.80
Cr (%) 2.90-3.40 0.90-1.20
Mo (%) 0.45-0.65 0.20-0.35
S (%) <=0.035 <=0.035
P (%) <=0.035 <=0.035
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 5517 15Cr13Mo6 IS 4367 40Cr4Mo3
Tensile Strength 700-850 MPa 700-850 MPa
Yield Strength (0.2% proof) 540 MPa min Not specified
Elongation >=18% >=18%
Izod Impact 55 J min 55 J min
Hardness (annealed) <=200 HB Not specified
Condition Hardened and tempered, ruling section up to 150 mm Hardened and tempered, ruling section up to 150 mm
Yield Strength Not specified 540 MPa min
Hardness Not specified 208-252 HB
Hardness (soft annealed) Not specified <=220 HB
Typical Applications
IS 5517 15Cr13Mo6
Not documented
IS 4367 40Cr4Mo3
gears, crankshafts, connecting rods, heavy duty shafts, high strength bolts, forged components
Can IS 5517 15Cr13Mo6 Be Substituted With IS 4367 40Cr4Mo3?
IS 5517 15Cr13Mo6 and IS 4367 40Cr4Mo3 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
IS 5517 15Cr13Mo6
No active listings currently.
IS 4367 40Cr4Mo3
Round Bar → (4 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5200–6700 mm (204.72–263.78 in)
On M-EX Right Now
IS 5517 15Cr13Mo6
0 active listings and RFQs →
IS 4367 40Cr4Mo3
4 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 5517 15Cr13Mo6 and IS 4367 40Cr4Mo3?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 5517 15Cr13Mo6 be substituted with IS 4367 40Cr4Mo3?
IS 5517 15Cr13Mo6 and IS 4367 40Cr4Mo3 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.