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

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

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

As per chemical composition, IS 1570 (Part 4) 15Cr6Ni6 vs UNI 7846 16NiCr11 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 IS 1570 (Part 4) 15Cr6Ni6:
GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 10Cr20Mo6 GOST 4543 12HN3A IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 11169 (Part 1) 12Ni3Cr2 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 11169 (Part 1) 10Ni5Cr4 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
76.7%
MECHANICAL MATCH
No shared data
OVERALL
76.7%
Specifications
Property IS 1570 (Part 4) 15Cr6Ni6 UNI 7846 16NiCr11
Standard IS 1570 (Part 4):1988 UNI 7846:1978
Category Alloy Steel Alloy Steel
C (%) 0.12-0.18 0.13-0.18
Si (%) 0.15-0.35 0.15-0.40
Mn (%) 0.40-0.60 0.30-0.60
Ni (%) 1.40-1.70 2.50-3.00
Cr (%) 1.40-1.70 0.60-1.00
P (%) Not specified <=0.035
S (%) Not specified <=0.035
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) 15Cr6Ni6 UNI 7846 16NiCr11
Tensile Strength Not specified 700-950 MPa
Yield Strength Not specified 400-600 MPa
Elongation Not specified 10-15 %
Hardness Not specified 58-62 HRC
Typical Applications
IS 1570 (Part 4) 15Cr6Ni6
Not documented
UNI 7846 16NiCr11
gears,pinion shafts,camshafts,transmission parts,heavy duty components,case hardened parts
Key Differences
Can IS 1570 (Part 4) 15Cr6Ni6 Be Substituted With UNI 7846 16NiCr11?
IS 1570 (Part 4) 15Cr6Ni6 and UNI 7846 16NiCr11 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) 15Cr6Ni6
No active listings currently.
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)
On M-EX Right Now
IS 1570 (Part 4) 15Cr6Ni6
0 active listings and RFQs →
UNI 7846 16NiCr11
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 15Cr6Ni6 and UNI 7846 16NiCr11?
UNI 7846 16NiCr11 specifies P, S which are not specified for IS 1570 (Part 4) 15Cr6Ni6.
Can IS 1570 (Part 4) 15Cr6Ni6 be substituted with UNI 7846 16NiCr11?
IS 1570 (Part 4) 15Cr6Ni6 and UNI 7846 16NiCr11 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.