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GB/T 3077 12Cr2Ni4A vs IS 1570 (Part 7) 10Cr36Mo10H

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

GB/T 3077 12Cr2Ni4A (GB/T 3077-2015) and IS 1570 (Part 7) 10Cr36Mo10H (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Alloy Steel category. GB/T 3077 12Cr2Ni4A is typically used for used for gears, shafts, pinions, aircraft parts, heavy-duty bearings, and transmission components., while IS 1570 (Part 7) 10Cr36Mo10H is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. GB/T 3077 12Cr2Ni4A is defined under Guobiao Standards (GB/T), originating from China, while IS 1570 (Part 7) 10Cr36Mo10H is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, GB/T 3077 12Cr2Ni4A vs IS 1570 (Part 7) 10Cr36Mo10H is a 62.1% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With GB/T 3077 12Cr2Ni4A:
NF A35-565 100C6 GOST 4543 12HN3A IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 7) 12Cr9Mo10H IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 7) 12Cr2Mo5V2H UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
62.1%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property GB/T 3077 12Cr2Ni4A IS 1570 (Part 7) 10Cr36Mo10H
Standard GB/T 3077-2015 IS 1570 (Part 7):1992
Category Alloy Steel Alloy Steel
C (%) 0.10-0.15 <=0.15
Si (%) 0.17-0.37 0.25-1.0
Mn (%) 0.30-0.60 0.30-0.60
Cr (%) 1.25-1.65 8.00-10.00
Ni (%) 3.25-3.75 Not specified
P (%) 0.025 max <=0.040
S (%) 0.025 max <=0.030
Mo (%) Not specified 0.90-1.10
Al (metallic) (%) Not specified <=0.02
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GB/T 3077 12Cr2Ni4A IS 1570 (Part 7) 10Cr36Mo10H
Tensile Strength 980-1180 MPa 410-560 MPa
Yield Strength 785-980 MPa >=135 MPa (0.2 % proof stress)
Elongation 10-14% >=20%
Hardness 58-62 HRC (case) Not specified
Condition Not specified Pipes, A, thickness - (first row of Table 3)
Typical Applications
GB/T 3077 12Cr2Ni4A
Used for gears, shafts, pinions, aircraft parts, heavy-duty bearings, and transmission components.
IS 1570 (Part 7) 10Cr36Mo10H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can GB/T 3077 12Cr2Ni4A Be Substituted With IS 1570 (Part 7) 10Cr36Mo10H?
GB/T 3077 12Cr2Ni4A and IS 1570 (Part 7) 10Cr36Mo10H 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
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)
IS 1570 (Part 7) 10Cr36Mo10H
No active listings currently.
On M-EX Right Now
GB/T 3077 12Cr2Ni4A
2 active listings and RFQs →
IS 1570 (Part 7) 10Cr36Mo10H
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Frequently Asked Questions
What is the difference between GB/T 3077 12Cr2Ni4A and IS 1570 (Part 7) 10Cr36Mo10H?
GB/T 3077 12Cr2Ni4A specifies Ni which is not specified for IS 1570 (Part 7) 10Cr36Mo10H. IS 1570 (Part 7) 10Cr36Mo10H specifies Mo, Al (metallic) which are not specified for GB/T 3077 12Cr2Ni4A.
Can GB/T 3077 12Cr2Ni4A be substituted with IS 1570 (Part 7) 10Cr36Mo10H?
GB/T 3077 12Cr2Ni4A and IS 1570 (Part 7) 10Cr36Mo10H 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.