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IS 1570 (Part 4) 15Cr6Ni6 vs GB/T 3077 12CrNi2

Close Alternative — 75.5% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 15Cr6Ni6 (IS 1570 (Part 4):1988) and GB/T 3077 12CrNi2 (GB/T 3077:2015) 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 GB/T 3077 12CrNi2 is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, IS 1570 (Part 4) 15Cr6Ni6 vs GB/T 3077 12CrNi2 is a 75.5% 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 75.5%.

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
75.5%
MECHANICAL MATCH
No shared data
OVERALL
75.5%
Specifications
Property IS 1570 (Part 4) 15Cr6Ni6 GB/T 3077 12CrNi2
Standard IS 1570 (Part 4):1988 GB/T 3077:2015
Category Alloy Steel Alloy Steel
C (%) 0.12-0.18 0.10-0.17
Si (%) 0.15-0.35 0.17-0.37
Mn (%) 0.40-0.60 0.30-0.60
Ni (%) 1.40-1.70 1.50-1.90
Cr (%) 1.40-1.70 0.60-0.90
P (%) Not specified <=0.030
S (%) Not specified <=0.030
Cu (%) Not specified <=0.30
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 GB/T 3077 12CrNi2
Tensile Strength Not specified >=785 MPa
Yield Strength Not specified >=590 MPa
Elongation Not specified >=12%
Hardness Not specified <=207 HB
Condition Not specified Quenched and tempered, test sample 15 mm; hardness is for bars delivered annealed or high temperature tempered
Typical Applications
IS 1570 (Part 4) 15Cr6Ni6
Not documented
GB/T 3077 12CrNi2
Hot-rolled or forged structural alloy steel bars
Key Differences
Can IS 1570 (Part 4) 15Cr6Ni6 Be Substituted With GB/T 3077 12CrNi2?
IS 1570 (Part 4) 15Cr6Ni6 and GB/T 3077 12CrNi2 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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GB/T 3077 12CrNi2
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 15Cr6Ni6 and GB/T 3077 12CrNi2?
GB/T 3077 12CrNi2 specifies P, S, Cu which are not specified for IS 1570 (Part 4) 15Cr6Ni6.
Can IS 1570 (Part 4) 15Cr6Ni6 be substituted with GB/T 3077 12CrNi2?
IS 1570 (Part 4) 15Cr6Ni6 and GB/T 3077 12CrNi2 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.