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BS 970 EN41C vs UNI 11234 100Cr6

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

BS 970 EN41C (BS 970:1955) and UNI 11234 100Cr6 (UNI 11234:2007) are both steel grades. Both fall under the Alloy Steel category. BS 970 EN41C is typically used for precision nitrided components, gauges, while UNI 11234 100Cr6 is commonly used for ball bearings,roller bearings,needle bearings,dies,punches,gauges,wear resistant components. BS 970 EN41C is defined under British Standards (BS), originating from United Kingdom, while UNI 11234 100Cr6 is defined under Ente Nazionale Italiano di Unificazione (UNI), originating from Italy.

As per chemical composition, BS 970 EN41C vs UNI 11234 100Cr6 is a 62.5% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With BS 970 EN41C:
NF A35-565 100C6 GOST 4543 12HN3A GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 07Cr4Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 4367 10Cr9Mo10
Other Alloy Steel Grades to Compare With BS 970 EN41C:
EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
62.5%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property BS 970 EN41C UNI 11234 100Cr6
Standard BS 970:1955 UNI 11234:2007
Category Alloy Steel Alloy Steel
C (%) 0.38–0.48 0.93-1.05
Mn (%) 0.40–0.70 0.25-0.45
Cr (%) 1.40–1.80 1.35-1.65
Al (%) 0.85–1.20 Not specified
Mo (%) 0.20–0.30 Not specified
Si (%) Not specified 0.15-0.35
P (%) Not specified <=0.025
S (%) Not specified <=0.025
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property BS 970 EN41C UNI 11234 100Cr6
Tensile Strength 900–1050 MPa 750-1000 MPa
Surface Hardness HV ≥950 (nitrided) Not specified
Yield Strength Not specified 400-600 MPa
Elongation Not specified 10-14 %
Hardness Not specified 60-64 HRC
Typical Applications
BS 970 EN41C
Precision nitrided components, gauges
UNI 11234 100Cr6
ball bearings,roller bearings,needle bearings,dies,punches,gauges,wear resistant components
Key Differences
Can BS 970 EN41C Be Substituted With UNI 11234 100Cr6?
BS 970 EN41C 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
BS 970 EN41C
Round Bar → (3 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5300–5700 mm (208.66–224.41 in)
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
BS 970 EN41C
3 active listings and RFQs →
UNI 11234 100Cr6
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between BS 970 EN41C and UNI 11234 100Cr6?
BS 970 EN41C specifies Al, Mo which are not specified for UNI 11234 100Cr6. UNI 11234 100Cr6 specifies Si, P, S which are not specified for BS 970 EN41C.
Can BS 970 EN41C be substituted with UNI 11234 100Cr6?
BS 970 EN41C 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.