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UNI 7846 16NiCr11 vs IS 1570 (Part 4) 15Cr6Ni6

Close Alternative — 76.7% match based on chemical composition and mechanical property overlap.

UNI 7846 16NiCr11 (UNI 7846:1978) and IS 1570 (Part 4) 15Cr6Ni6 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. UNI 7846 16NiCr11 is defined under Ente Nazionale Italiano di Unificazione (UNI), originating from Italy, while IS 1570 (Part 4) 15Cr6Ni6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, UNI 7846 16NiCr11 vs IS 1570 (Part 4) 15Cr6Ni6 is a 76.7% 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 76.7%.

Frequently Compared With UNI 7846 16NiCr11:
GB/T 3077 12Cr2Ni4A GOST 4543 12HN3A UNI 11234 100Cr6 NF A35-565 100C6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4
Match Breakdown
CHEMISTRY MATCH
76.7%
MECHANICAL MATCH
No shared data
OVERALL
76.7%
Specifications
Property UNI 7846 16NiCr11 IS 1570 (Part 4) 15Cr6Ni6
Standard UNI 7846:1978 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.13-0.18 0.12-0.18
Si (%) 0.15-0.40 0.15-0.35
Mn (%) 0.30-0.60 0.40-0.60
P (%) <=0.035 Not specified
S (%) <=0.035 Not specified
Cr (%) 0.60-1.00 1.40-1.70
Ni (%) 2.50-3.00 1.40-1.70
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property UNI 7846 16NiCr11 IS 1570 (Part 4) 15Cr6Ni6
Tensile Strength 700-950 MPa Not specified
Yield Strength 400-600 MPa Not specified
Elongation 10-15 % Not specified
Hardness 58-62 HRC Not specified
Typical Applications
UNI 7846 16NiCr11
gears,pinion shafts,camshafts,transmission parts,heavy duty components,case hardened parts
IS 1570 (Part 4) 15Cr6Ni6
Not documented
Key Differences
Can UNI 7846 16NiCr11 Be Substituted With IS 1570 (Part 4) 15Cr6Ni6?
UNI 7846 16NiCr11 and IS 1570 (Part 4) 15Cr6Ni6 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
UNI 7846 16NiCr11
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5600–6000 mm (220.47–236.22 in)
IS 1570 (Part 4) 15Cr6Ni6
No active listings currently.
On M-EX Right Now
UNI 7846 16NiCr11
2 active listings and RFQs →
IS 1570 (Part 4) 15Cr6Ni6
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between UNI 7846 16NiCr11 and IS 1570 (Part 4) 15Cr6Ni6?
UNI 7846 16NiCr11 specifies P, S which are not specified for IS 1570 (Part 4) 15Cr6Ni6.
Can UNI 7846 16NiCr11 be substituted with IS 1570 (Part 4) 15Cr6Ni6?
UNI 7846 16NiCr11 and IS 1570 (Part 4) 15Cr6Ni6 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.