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BS 970 EN361 vs UNI 11234 100Cr6

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

BS 970 EN361 (BS 970:1955) and UNI 11234 100Cr6 (UNI 11234:2007) are both steel grades. Both fall under the Alloy Steel category. BS 970 EN361 is typically used for bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. suitable for tensile strength 45 tons/sq in min., while UNI 11234 100Cr6 is commonly used for ball bearings,roller bearings,needle bearings,dies,punches,gauges,wear resistant components. BS 970 EN361 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 EN361 vs UNI 11234 100Cr6 is a 54.7% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With BS 970 EN361:
IS 1570 (Part 4) 103Cr4 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 10Mo6H
Match Breakdown
CHEMISTRY MATCH
54.7%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property BS 970 EN361 UNI 11234 100Cr6
Standard BS 970:1955 UNI 11234:2007
Category Alloy Steel Alloy Steel
C (%) 0.13-0.17 0.93-1.05
Si (%) <=0.35 0.15-0.35
Mn (%) 0.70-1.00 0.25-0.45
Ni (%) 0.40-0.70 Not specified
Cr (%) 0.55-0.80 1.35-1.65
Mo (%) 0.08-0.15 Not specified
S (%) <=0.050 <=0.025
P (%) <=0.050 <=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 EN361 UNI 11234 100Cr6
Tensile Strength ≥695 MPa (45 tons/sq in, converted) 750-1000 MPa
Elongation ≥18% 10-14 %
Condition core, min (lowest-strength condition of the standard) Not specified
Yield Strength Not specified 400-600 MPa
Hardness Not specified 60-64 HRC
Typical Applications
BS 970 EN361
Bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. Suitable for tensile strength 45 tons/sq in min.
UNI 11234 100Cr6
ball bearings,roller bearings,needle bearings,dies,punches,gauges,wear resistant components
Key Differences
Can BS 970 EN361 Be Substituted With UNI 11234 100Cr6?
BS 970 EN361 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 EN361
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
BS 970 EN361
0 active listings and RFQs →
UNI 11234 100Cr6
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between BS 970 EN361 and UNI 11234 100Cr6?
BS 970 EN361 specifies Ni, Mo which are not specified for UNI 11234 100Cr6.
Can BS 970 EN361 be substituted with UNI 11234 100Cr6?
BS 970 EN361 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.