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EN 10083-3 20MnB5 vs UNI 11234 100Cr6

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

EN 10083-3 20MnB5 (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 20MnB5 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 20MnB5 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 20MnB5 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 35%.

Frequently Compared With EN 10083-3 20MnB5:
IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10 SAE J404 1330 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
68.2%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property EN 10083-3 20MnB5 UNI 11234 100Cr6
Standard EN 10083-3:2006 UNI 11234:2007
Category Alloy Steel Alloy Steel
B (%) 0.0008-0.0050 Not specified
C (%) 0.17-0.23 0.93-1.05
Mn (%) 1.10-1.40 0.25-0.45
P (%) <=0.025 <=0.025
S (%) <=0.035 <=0.025
Si (%) <=0.40 0.15-0.35
Cr (%) Not specified 1.35-1.65
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 20MnB5 UNI 11234 100Cr6
Condition Quenched and tempered (+QT), ruling section d <= 16 mm Not specified
Elongation 14% min 10-14 %
Tensile Strength 900 to 1050 MPa 750-1000 MPa
Yield Strength 700 MPa min 400-600 MPa
Hardness Not specified 60-64 HRC
Typical Applications
EN 10083-3 20MnB5
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 20MnB5 Be Substituted With UNI 11234 100Cr6?
EN 10083-3 20MnB5 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 20MnB5
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 20MnB5
0 active listings and RFQs →
UNI 11234 100Cr6
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10083-3 20MnB5 and UNI 11234 100Cr6?
EN 10083-3 20MnB5 specifies B which is not specified for UNI 11234 100Cr6. UNI 11234 100Cr6 specifies Cr which is not specified for EN 10083-3 20MnB5.
Can EN 10083-3 20MnB5 be substituted with UNI 11234 100Cr6?
EN 10083-3 20MnB5 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.