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IS 4367 15Cr3 vs IS 4367 07Cr4Mo6

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

IS 4367 15Cr3 (IS 4367:1991) and IS 4367 07Cr4Mo6 (IS 4367:1991) are both steel grades. Both fall under the Alloy Steel category. IS 4367 15Cr3 is defined under Bureau of Indian Standards (IS), originating from India, while IS 4367 07Cr4Mo6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 4367 15Cr3 vs IS 4367 07Cr4Mo6 is a 63.2% match. As per mechanical properties, the match is 33.3%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With IS 4367 15Cr3:
GB/T 3077 12Cr2Ni4A UNI 11234 100Cr6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 GOST 4543 12HN3A IS 1570 (Part 4) 103Cr4 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 07Cr4Mo6 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
63.2%
MECHANICAL MATCH
33.3%
OVERALL
35%
Specifications
Property IS 4367 15Cr3 IS 4367 07Cr4Mo6
Standard IS 4367:1991 IS 4367:1991
Category Alloy Steel Alloy Steel
C (%) 0.12-0.18 <=0.12
Si (%) 0.10-0.35 0.15-0.60
Mn (%) 0.40-0.60 0.40-0.70
Cr (%) 0.50-0.80 0.70-1.10
S (%) <=0.035 <=0.035
P (%) <=0.035 <=0.035
Ni (%) Not specified <=0.30
Mo (%) Not specified 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 4367 15Cr3 IS 4367 07Cr4Mo6
Tensile Strength 600 MPa min 380-550 MPa
Elongation >=13% >=19%
Izod Impact 48 J min 60 J min
Hardness (soft annealed) <=170 HB <=170 HB
Condition Refined, quenched and stress relieved (core properties), ruling section up to 30 mm Normalised and tempered, ruling section up to 40 mm
Yield Strength Not specified 225 MPa min
Typical Applications
IS 4367 15Cr3
Low-alloy chromium case-hardening steel; used for gears, shafts, and transmission components requiring higher core strength and wear resistance than plain carbon case-hardening grades
IS 4367 07Cr4Mo6
Not documented
Key Differences
Can IS 4367 15Cr3 Be Substituted With IS 4367 07Cr4Mo6?
IS 4367 15Cr3 and IS 4367 07Cr4Mo6 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 4367 15Cr3
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6400–6700 mm (251.97–263.78 in)
IS 4367 07Cr4Mo6
No active listings currently.
On M-EX Right Now
IS 4367 15Cr3
2 active listings and RFQs →
IS 4367 07Cr4Mo6
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Frequently Asked Questions
What is the difference between IS 4367 15Cr3 and IS 4367 07Cr4Mo6?
IS 4367 07Cr4Mo6 specifies Ni, Mo which are not specified for IS 4367 15Cr3.
Can IS 4367 15Cr3 be substituted with IS 4367 07Cr4Mo6?
IS 4367 15Cr3 and IS 4367 07Cr4Mo6 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.