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IS 1570 (Part 4) 15Cr6Ni6 vs IS 11169 (Part 1) 17Ni6Cr6

Close Alternative — 82.7% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 15Cr6Ni6 (IS 1570 (Part 4):1988) and IS 11169 (Part 1) 17Ni6Cr6 (IS 11169 (Part 1):2022) 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 IS 11169 (Part 1) 17Ni6Cr6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 4) 15Cr6Ni6 vs IS 11169 (Part 1) 17Ni6Cr6 is a 82.7% 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 82.7%.

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
82.7%
MECHANICAL MATCH
No shared data
OVERALL
82.7%
Specifications
Property IS 1570 (Part 4) 15Cr6Ni6 IS 11169 (Part 1) 17Ni6Cr6
Standard IS 1570 (Part 4):1988 IS 11169 (Part 1):2022
Category Alloy Steel Alloy Steel
C (%) 0.12-0.18 0.14-0.20
Si (%) 0.15-0.35 <=0.30
Mn (%) 0.40-0.60 0.50-0.90
Ni (%) 1.40-1.70 1.40-1.70
Cr (%) 1.40-1.70 1.40-1.70
Cu (%) Not specified <=0.25
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) 15Cr6Ni6 IS 11169 (Part 1) 17Ni6Cr6
Hardness, ferrite-pearlite (+FP) Not specified 156-207 HB
Tensile Strength, annealed (+AC) Not specified <=600 MPa (over 5 to 40 mm)
Typical Applications
IS 1570 (Part 4) 15Cr6Ni6
Not documented
IS 11169 (Part 1) 17Ni6Cr6
Cold heading and cold extrusion of parts that are case hardened; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, Annex B)
Key Differences
Can IS 1570 (Part 4) 15Cr6Ni6 Be Substituted With IS 11169 (Part 1) 17Ni6Cr6?
IS 1570 (Part 4) 15Cr6Ni6 and IS 11169 (Part 1) 17Ni6Cr6 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.
On M-EX Right Now
IS 1570 (Part 4) 15Cr6Ni6
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IS 11169 (Part 1) 17Ni6Cr6
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 15Cr6Ni6 and IS 11169 (Part 1) 17Ni6Cr6?
IS 11169 (Part 1) 17Ni6Cr6 specifies Cu, P, S which are not specified for IS 1570 (Part 4) 15Cr6Ni6.
Can IS 1570 (Part 4) 15Cr6Ni6 be substituted with IS 11169 (Part 1) 17Ni6Cr6?
IS 1570 (Part 4) 15Cr6Ni6 and IS 11169 (Part 1) 17Ni6Cr6 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.