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EN 10084 16MnCrB5 vs IS 4432 16Mn5Cr4-S

Strong Match — 93% match based on chemical composition and mechanical property overlap.

EN 10084 16MnCrB5 (EN 10084:2008) and IS 4432 16Mn5Cr4-S (IS 4432:1988) are both steel grades. Both fall under the Alloy Steel category. EN 10084 16MnCrB5 is typically used for case hardened machine parts: carburized or carbonitrided, then hardened (clause 3.1), while IS 4432 16Mn5Cr4-S is commonly used for forgings and fabrication of case-hardened machine or automobile parts. EN 10084 16MnCrB5 is defined under European Standard (EN), originating from Europe, while IS 4432 16Mn5Cr4-S is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, EN 10084 16MnCrB5 vs IS 4432 16Mn5Cr4-S is a 89.5% match. As per mechanical properties, the match is 100%. Combined, this makes them a strong match overall at 93%.

Frequently Compared With EN 10084 16MnCrB5:
UNI 11234 100Cr6 IS 1570 (Part 7) 10Cr36Mo10H NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Mo6 IS 11169 (Part 1) 10Ni5Cr4 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10
Match Breakdown
CHEMISTRY MATCH
89.5%
MECHANICAL MATCH
100%
OVERALL
93%
Specifications
Property EN 10084 16MnCrB5 IS 4432 16Mn5Cr4-S
Standard EN 10084:2008 IS 4432:1988
Category Alloy Steel Alloy Steel
B (%) 0.0008-0.0050 Not specified
C (%) 0.14-0.19 0.14-0.19
Cr (%) 0.80-1.10 0.80-1.10
Mn (%) 1.00-1.30 1.00-1.30
P (%) <=0.025 <=0.035
S (%) <=0.035 0.020-0.035
Si (%) <=0.40 0.15-0.35
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property EN 10084 16MnCrB5 IS 4432 16Mn5Cr4-S
Condition Soft annealed Not specified
Hardenability +H band at 1.5 mm from the quenched end: 39 to 47 HRC Not specified
Hardness Soft annealed: 207 HB max Not specified
Core Tensile Strength Not specified 850-1100 MPa (16 mm) / 800-1050 MPa (30 mm) / 650-950 MPa (63 mm)
Core Yield Strength Not specified >=620 MPa (16 mm) / >=600 MPa (30 mm) / >=450 MPa (63 mm)
Core Elongation Not specified >=9% (16 mm) / >=10% (30 mm) / >=11% (63 mm)
Core Reduction of Area Not specified >=30% (16 mm) / >=40% (30 mm) / >=40% (63 mm)
Hardness, annealed (A) Not specified <=207 HB
Typical Applications
EN 10084 16MnCrB5
Case hardened machine parts: carburized or carbonitrided, then hardened (clause 3.1)
IS 4432 16Mn5Cr4-S
Forgings and fabrication of case-hardened machine or automobile parts
Key Differences
Can EN 10084 16MnCrB5 Be Substituted With IS 4432 16Mn5Cr4-S?
EN 10084 16MnCrB5 and IS 4432 16Mn5Cr4-S overlap closely enough on chemistry and mechanical properties that IS 4432 16Mn5Cr4-S is often considered as a substitute for EN 10084 16MnCrB5 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
On M-EX Right Now
EN 10084 16MnCrB5
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IS 4432 16Mn5Cr4-S
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Frequently Asked Questions
What is the difference between EN 10084 16MnCrB5 and IS 4432 16Mn5Cr4-S?
EN 10084 16MnCrB5 specifies B which is not specified for IS 4432 16Mn5Cr4-S.
Can EN 10084 16MnCrB5 be substituted with IS 4432 16Mn5Cr4-S?
EN 10084 16MnCrB5 and IS 4432 16Mn5Cr4-S overlap closely enough on chemistry and mechanical properties that IS 4432 16Mn5Cr4-S is often considered as a substitute for EN 10084 16MnCrB5 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.