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EN 10083-3 39MnCrB6-2 vs UNI 11234 100Cr6

Minimal Match — 45.5% match based on chemical composition and mechanical property overlap.

EN 10083-3 39MnCrB6-2 (EN 10083-3:2006) and UNI 11234 100Cr6 (UNI 11234:2007) are both steel grades. Both fall under the Alloy Steel category. EN 10083-3 39MnCrB6-2 is typically used for quenched and tempered, flame or induction hardened machine parts (clause 1), while UNI 11234 100Cr6 is commonly used for ball bearings,roller bearings,needle bearings,dies,punches,gauges,wear resistant components. EN 10083-3 39MnCrB6-2 is defined under European Standard (EN), originating from Europe, while UNI 11234 100Cr6 is defined under Ente Nazionale Italiano di Unificazione (UNI), originating from Italy.

As per chemical composition, EN 10083-3 39MnCrB6-2 vs UNI 11234 100Cr6 is a 68.2% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 45.5%.

Frequently Compared With EN 10083-3 39MnCrB6-2:
IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Cr20Mo6 IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 4367 10Cr9Mo10 NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 10Mo6H IS 4367 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H
Match Breakdown
CHEMISTRY MATCH
68.2%
MECHANICAL MATCH
0%
OVERALL
45.5%
Specifications
Property EN 10083-3 39MnCrB6-2 UNI 11234 100Cr6
Standard EN 10083-3:2006 UNI 11234:2007
Category Alloy Steel Alloy Steel
B (%) 0.0008-0.0050 Not specified
C (%) 0.36-0.42 0.93-1.05
Cr (%) 0.30-0.60 1.35-1.65
Mn (%) 1.40-1.70 0.25-0.45
P (%) <=0.025 <=0.025
S (%) <=0.035 <=0.025
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 10083-3 39MnCrB6-2 UNI 11234 100Cr6
Condition Quenched and tempered (+QT), ruling section d <= 16 mm Not specified
Elongation 12% min 10-14 %
Tensile Strength 1100 to 1350 MPa 750-1000 MPa
Yield Strength 900 MPa min 400-600 MPa
Hardness Not specified 60-64 HRC
Typical Applications
EN 10083-3 39MnCrB6-2
Quenched and tempered, flame or induction hardened machine parts (clause 1)
UNI 11234 100Cr6
ball bearings,roller bearings,needle bearings,dies,punches,gauges,wear resistant components
Key Differences
Can EN 10083-3 39MnCrB6-2 Be Substituted With UNI 11234 100Cr6?
EN 10083-3 39MnCrB6-2 and UNI 11234 100Cr6 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
EN 10083-3 39MnCrB6-2
No active listings currently.
UNI 11234 100Cr6
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5700–6800 mm (224.41–267.72 in)
On M-EX Right Now
EN 10083-3 39MnCrB6-2
0 active listings and RFQs →
UNI 11234 100Cr6
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10083-3 39MnCrB6-2 and UNI 11234 100Cr6?
EN 10083-3 39MnCrB6-2 specifies B which is not specified for UNI 11234 100Cr6.
Can EN 10083-3 39MnCrB6-2 be substituted with UNI 11234 100Cr6?
EN 10083-3 39MnCrB6-2 and UNI 11234 100Cr6 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.