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JIS G4105 SCM420 vs IS 4367 07Cr4Mo6

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

JIS G4105 SCM420 (JIS G4105:1979) and IS 4367 07Cr4Mo6 (IS 4367:1991) are both steel grades. Both fall under the Alloy Steel category. JIS G4105 SCM420 is defined under Japanese Industrial Standards (JIS), originating from Japan, while IS 4367 07Cr4Mo6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, JIS G4105 SCM420 vs IS 4367 07Cr4Mo6 is a 61.1% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With JIS G4105 SCM420:
NF A35-565 100C6 UNI 11234 100Cr6 GB/T 3077 12Cr2Ni4A GOST 4543 12HN3A IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 4367 10Cr9Mo10 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 07Cr4Mo6 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
61.1%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property JIS G4105 SCM420 IS 4367 07Cr4Mo6
Standard JIS G4105:1979 IS 4367:1991
Category Alloy Steel Alloy Steel
C (%) 0.18–0.23 <=0.12
Si (%) 0.15–0.35 0.15-0.60
Mn (%) 0.60–0.90 0.40-0.70
Cr (%) 0.90–1.20 0.70-1.10
Mo (%) 0.15–0.30 0.45-0.65
Ni (%) Not specified <=0.30
S (%) Not specified <=0.035
P (%) Not specified <=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 JIS G4105 SCM420 IS 4367 07Cr4Mo6
Tensile Strength ≥830 MPa 380-550 MPa
Case Hardness HRC 58–62 Not specified
Core Hardness HB 235–293 Not specified
Yield Strength Not specified 225 MPa min
Elongation Not specified >=19%
Izod Impact Not specified 60 J min
Hardness (soft annealed) Not specified <=170 HB
Condition Not specified Normalised and tempered, ruling section up to 40 mm
Typical Applications
JIS G4105 SCM420
Case hardened gears, cams, pins, shafts
IS 4367 07Cr4Mo6
Not documented
Key Differences
Can JIS G4105 SCM420 Be Substituted With IS 4367 07Cr4Mo6?
JIS G4105 SCM420 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
JIS G4105 SCM420
Round Bar → (3 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 4800–6400 mm (188.98–251.97 in)
IS 4367 07Cr4Mo6
No active listings currently.
On M-EX Right Now
JIS G4105 SCM420
3 active listings and RFQs →
IS 4367 07Cr4Mo6
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between JIS G4105 SCM420 and IS 4367 07Cr4Mo6?
IS 4367 07Cr4Mo6 specifies Ni, S, P which are not specified for JIS G4105 SCM420.
Can JIS G4105 SCM420 be substituted with IS 4367 07Cr4Mo6?
JIS G4105 SCM420 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.