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IS 4367 07Cr4Mo6 vs GB/T 3077 12Cr2Ni4A

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

IS 4367 07Cr4Mo6 (IS 4367:1991) and GB/T 3077 12Cr2Ni4A (GB/T 3077-2015) are both steel grades. Both fall under the Alloy Steel category. IS 4367 07Cr4Mo6 is defined under Bureau of Indian Standards (IS), originating from India, while GB/T 3077 12Cr2Ni4A is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, IS 4367 07Cr4Mo6 vs GB/T 3077 12Cr2Ni4A is a 59.2% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With IS 4367 07Cr4Mo6:
IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H NF A35-565 100C6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 12Cr2Mo5V2H IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 7) 12Cr4Mo5H UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 11169 (Part 1) 12Cr4Mo2
Match Breakdown
CHEMISTRY MATCH
59.2%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property IS 4367 07Cr4Mo6 GB/T 3077 12Cr2Ni4A
Standard IS 4367:1991 GB/T 3077-2015
Category Alloy Steel Alloy Steel
C (%) <=0.12 0.10-0.15
Si (%) 0.15-0.60 0.17-0.37
Mn (%) 0.40-0.70 0.30-0.60
Ni (%) <=0.30 3.25-3.75
Cr (%) 0.70-1.10 1.25-1.65
Mo (%) 0.45-0.65 Not specified
S (%) <=0.035 0.025 max
P (%) <=0.035 0.025 max
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 4367 07Cr4Mo6 GB/T 3077 12Cr2Ni4A
Tensile Strength 380-550 MPa 980-1180 MPa
Yield Strength 225 MPa min 785-980 MPa
Elongation >=19% 10-14%
Izod Impact 60 J min Not specified
Hardness (soft annealed) <=170 HB Not specified
Condition Normalised and tempered, ruling section up to 40 mm Not specified
Hardness Not specified 58-62 HRC (case)
Typical Applications
IS 4367 07Cr4Mo6
Not documented
GB/T 3077 12Cr2Ni4A
Used for gears, shafts, pinions, aircraft parts, heavy-duty bearings, and transmission components.
Key Differences
Can IS 4367 07Cr4Mo6 Be Substituted With GB/T 3077 12Cr2Ni4A?
IS 4367 07Cr4Mo6 and GB/T 3077 12Cr2Ni4A share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
Forms & Sizes Available on M-EX
IS 4367 07Cr4Mo6
No active listings currently.
GB/T 3077 12Cr2Ni4A
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5000–6600 mm (196.85–259.84 in)
On M-EX Right Now
IS 4367 07Cr4Mo6
0 active listings and RFQs →
GB/T 3077 12Cr2Ni4A
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 4367 07Cr4Mo6 and GB/T 3077 12Cr2Ni4A?
IS 4367 07Cr4Mo6 specifies Mo which is not specified for GB/T 3077 12Cr2Ni4A.
Can IS 4367 07Cr4Mo6 be substituted with GB/T 3077 12Cr2Ni4A?
IS 4367 07Cr4Mo6 and GB/T 3077 12Cr2Ni4A share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.