Strong Match — 95.5% match
based on chemical composition and mechanical property overlap.
EN 10084 20MnCr5 (EN 10084:2008) and IS 4432 20Mn5Cr5-S (IS 4432:1988) are both steel grades.
Both fall under the Alloy Steel category.
EN 10084 20MnCr5 is typically used for gears, shafts, cams, case hardened parts, while IS 4432 20Mn5Cr5-S is commonly used for forgings and fabrication of case-hardened machine or automobile parts.
EN 10084 20MnCr5 is defined under European Standard (EN), originating from Europe, while IS 4432 20Mn5Cr5-S is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, EN 10084 20MnCr5 vs IS 4432 20Mn5Cr5-S is a 93.3% match.
As per mechanical properties, the match is 100%.
Combined, this makes them a strong match overall at 95.5%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN 10084 20MnCr5
IS 4432 20Mn5Cr5-S
Condition
Soft annealed
Not specified
Hardenability
+H band at 1.5 mm from the quenched end: 41 to 49 HRC
Forgings and fabrication of case-hardened machine or automobile parts
Can EN 10084 20MnCr5 Be Substituted With IS 4432 20Mn5Cr5-S?
EN 10084 20MnCr5 and IS 4432 20Mn5Cr5-S overlap closely enough on chemistry and mechanical properties that IS 4432 20Mn5Cr5-S is often considered as a substitute for EN 10084 20MnCr5 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
What is the difference between EN 10084 20MnCr5 and IS 4432 20Mn5Cr5-S?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN 10084 20MnCr5 be substituted with IS 4432 20Mn5Cr5-S?
EN 10084 20MnCr5 and IS 4432 20Mn5Cr5-S overlap closely enough on chemistry and mechanical properties that IS 4432 20Mn5Cr5-S is often considered as a substitute for EN 10084 20MnCr5 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.