Close Alternative — 80.9% match
based on chemical composition and mechanical property overlap.
IS 4367 16Ni8Cr6Mo2 (IS 4367:1991) and EN 10084 17NiCrMoS6-4 (EN 10084:2008) are both steel grades.
Both fall under the Alloy Steel category.
IS 4367 16Ni8Cr6Mo2 is typically used for gears, camshafts, piston pins, splined shafts, aerospace and automotive case-hardened components., while EN 10084 17NiCrMoS6-4 is commonly used for case hardened machine parts: carburized or carbonitrided, then hardened (clause 3.1).
IS 4367 16Ni8Cr6Mo2 is defined under Bureau of Indian Standards (IS), originating from India, while EN 10084 17NiCrMoS6-4 is defined under European Standard (EN), originating from Europe.
As per chemical composition, IS 4367 16Ni8Cr6Mo2 vs EN 10084 17NiCrMoS6-4 is a 71.4% match.
As per mechanical properties, the match is 100%.
Combined, this makes them a close alternative overall at 80.9%.
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 16Ni8Cr6Mo2
EN 10084 17NiCrMoS6-4
Tensile Strength
1350 MPa min
Not specified
Elongation
>=9%
Not specified
Izod Impact
35 J min
Not specified
Hardness (soft annealed)
<=229 HB
Not specified
Condition
Refined, quenched and stress relieved (core properties), ruling section up to 30 mm
Soft annealed
Hardenability
Not specified
+H band at 1.5 mm from the quenched end: 40 to 48 HRC
Case hardened machine parts: carburized or carbonitrided, then hardened (clause 3.1)
Can IS 4367 16Ni8Cr6Mo2 Be Substituted With EN 10084 17NiCrMoS6-4?
IS 4367 16Ni8Cr6Mo2 and EN 10084 17NiCrMoS6-4 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.
What is the difference between IS 4367 16Ni8Cr6Mo2 and EN 10084 17NiCrMoS6-4?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 4367 16Ni8Cr6Mo2 be substituted with EN 10084 17NiCrMoS6-4?
IS 4367 16Ni8Cr6Mo2 and EN 10084 17NiCrMoS6-4 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.