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BS 970 (Part 1) 805A22 vs UNI 11234 100Cr6

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

BS 970 (Part 1) 805A22 (BS 970 (Part 1):1983) and UNI 11234 100Cr6 (UNI 11234:2007) are both steel grades. Both fall under the Alloy Steel category. BS 970 (Part 1) 805A22 is typically used for case hardening steel for mechanical and allied engineering purposes (table 11 mechanical properties)., while UNI 11234 100Cr6 is commonly used for ball bearings,roller bearings,needle bearings,dies,punches,gauges,wear resistant components. BS 970 (Part 1) 805A22 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 (Part 1) 805A22 vs UNI 11234 100Cr6 is a 52.4% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With BS 970 (Part 1) 805A22:
NF A35-565 100C6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 10Mo6H
Match Breakdown
CHEMISTRY MATCH
52.4%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property BS 970 (Part 1) 805A22 UNI 11234 100Cr6
Standard BS 970 (Part 1):1983 UNI 11234:2007
Category Alloy Steel Alloy Steel
C (%) 0.20-0.25 0.93-1.05
Mn (%) 0.70-0.90 0.25-0.45
Cr (%) 0.40-0.60 1.35-1.65
Mo (%) 0.15-0.25 Not specified
Ni (%) 0.40-0.70 Not specified
P (%) <=0.035 <=0.025
S (%) <=0.040 <=0.025
Si (%) Not specified 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 BS 970 (Part 1) 805A22 UNI 11234 100Cr6
Tensile Strength Not specified 750-1000 MPa
Yield Strength Not specified 400-600 MPa
Elongation Not specified 10-14 %
Hardness Not specified 60-64 HRC
Typical Applications
BS 970 (Part 1) 805A22
Case hardening steel for mechanical and allied engineering purposes (Table 11 mechanical properties).
UNI 11234 100Cr6
ball bearings,roller bearings,needle bearings,dies,punches,gauges,wear resistant components
Key Differences
Can BS 970 (Part 1) 805A22 Be Substituted With UNI 11234 100Cr6?
BS 970 (Part 1) 805A22 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 (Part 1) 805A22
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 (Part 1) 805A22
0 active listings and RFQs →
UNI 11234 100Cr6
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between BS 970 (Part 1) 805A22 and UNI 11234 100Cr6?
BS 970 (Part 1) 805A22 specifies Mo, Ni which are not specified for UNI 11234 100Cr6. UNI 11234 100Cr6 specifies Si which is not specified for BS 970 (Part 1) 805A22.
Can BS 970 (Part 1) 805A22 be substituted with UNI 11234 100Cr6?
BS 970 (Part 1) 805A22 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.