Minimal Match — 35% match
based on chemical composition and mechanical property overlap.
EN 10083-3 33MnCrB5-2 (EN 10083-3:2006) and IS 4367 10Cr9Mo10 (IS 4367:1991) are both steel grades.
Both fall under the Alloy Steel category.
EN 10083-3 33MnCrB5-2 is defined under European Standard (EN), originating from Europe, while IS 4367 10Cr9Mo10 is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, EN 10083-3 33MnCrB5-2 vs IS 4367 10Cr9Mo10 is a 54.2% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a minimal match overall at 35%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN 10083-3 33MnCrB5-2
IS 4367 10Cr9Mo10
Condition
Quenched and tempered (+QT), ruling section d <= 16 mm
Normalised and tempered, ruling section up to 50 mm
Elongation
13% min
>=18%
Tensile Strength
1050 to 1300 MPa
410-590 MPa
Yield Strength
850 MPa min
245 MPa min
Izod Impact
Not specified
55 J min
Hardness (soft annealed)
Not specified
<=187 HB
Typical Applications
EN 10083-3 33MnCrB5-2
Quenched and tempered, flame or induction hardened machine parts (clause 1)
IS 4367 10Cr9Mo10
Not documented
Key Differences
EN 10083-3 33MnCrB5-2 specifies B which is not specified for IS 4367 10Cr9Mo10.
IS 4367 10Cr9Mo10 specifies Ni, Mo which are not specified for EN 10083-3 33MnCrB5-2.
Can EN 10083-3 33MnCrB5-2 Be Substituted With IS 4367 10Cr9Mo10?
EN 10083-3 33MnCrB5-2 and IS 4367 10Cr9Mo10 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.
What is the difference between EN 10083-3 33MnCrB5-2 and IS 4367 10Cr9Mo10?
EN 10083-3 33MnCrB5-2 specifies B which is not specified for IS 4367 10Cr9Mo10. IS 4367 10Cr9Mo10 specifies Ni, Mo which are not specified for EN 10083-3 33MnCrB5-2.
Can EN 10083-3 33MnCrB5-2 be substituted with IS 4367 10Cr9Mo10?
EN 10083-3 33MnCrB5-2 and IS 4367 10Cr9Mo10 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.