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IS 1570 (Part 4) 105Cr5 vs UNI 11234 100Cr6

Close Alternative — 80.4% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 105Cr5 (IS 1570 (Part 4):1988) and UNI 11234 100Cr6 (UNI 11234:2007) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 105Cr5 is defined under Bureau of Indian Standards (IS), originating from India, while UNI 11234 100Cr6 is defined under Ente Nazionale Italiano di Unificazione (UNI), originating from Italy.

As per chemical composition, IS 1570 (Part 4) 105Cr5 vs UNI 11234 100Cr6 is a 80.4% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 80.4%.

Frequently Compared With IS 1570 (Part 4) 105Cr5:
NF A35-565 100C6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 4) 10Cr20Mo6 GB/T 3077 12Cr2Ni4A IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 7) 12Cr2Mo5V2H IS 1570 (Part 7) 10Mo6H IS 1570 (Part 7) 12Cr4Mo5H IS 1570 (Part 7) 12Cr9Mo10H
Match Breakdown
CHEMISTRY MATCH
80.4%
MECHANICAL MATCH
No shared data
OVERALL
80.4%
Specifications
Property IS 1570 (Part 4) 105Cr5 UNI 11234 100Cr6
Standard IS 1570 (Part 4):1988 UNI 11234:2007
Category Alloy Steel Alloy Steel
C (%) 0.90-1.20 0.93-1.05
Si (%) 0.10-0.35 0.15-0.35
Mn (%) 0.40-0.80 0.25-0.45
Cr (%) 1.00-1.60 1.35-1.65
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 IS 1570 (Part 4) 105Cr5 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
IS 1570 (Part 4) 105Cr5
Not documented
UNI 11234 100Cr6
ball bearings,roller bearings,needle bearings,dies,punches,gauges,wear resistant components
Key Differences
Can IS 1570 (Part 4) 105Cr5 Be Substituted With UNI 11234 100Cr6?
IS 1570 (Part 4) 105Cr5 and UNI 11234 100Cr6 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
Forms & Sizes Available on M-EX
IS 1570 (Part 4) 105Cr5
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
IS 1570 (Part 4) 105Cr5
0 active listings and RFQs →
UNI 11234 100Cr6
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 105Cr5 and UNI 11234 100Cr6?
UNI 11234 100Cr6 specifies P, S which are not specified for IS 1570 (Part 4) 105Cr5.
Can IS 1570 (Part 4) 105Cr5 be substituted with UNI 11234 100Cr6?
IS 1570 (Part 4) 105Cr5 and UNI 11234 100Cr6 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.