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IS 1570 (Part 4) 50Cr4V2 vs GB/T 3077 50CrV

Close Alternative — 82.3% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 50Cr4V2 (IS 1570 (Part 4):1988) and GB/T 3077 50CrV (GB/T 3077:2015) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 50Cr4V2 is defined under Bureau of Indian Standards (IS), originating from India, while GB/T 3077 50CrV is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, IS 1570 (Part 4) 50Cr4V2 vs GB/T 3077 50CrV is a 82.3% 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 82.3%.

Frequently Compared With IS 1570 (Part 4) 50Cr4V2:
IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10 IS 1570 (Part 4) 10Mo6
Other Alloy Steel Grades to Compare With IS 1570 (Part 4) 50Cr4V2:
IS 4367 07Cr4Mo6 UNI 11234 100Cr6
Match Breakdown
CHEMISTRY MATCH
82.3%
MECHANICAL MATCH
No shared data
OVERALL
82.3%
Specifications
Property IS 1570 (Part 4) 50Cr4V2 GB/T 3077 50CrV
Standard IS 1570 (Part 4):1988 GB/T 3077:2015
Category Alloy Steel Alloy Steel
C (%) 0.45-0.55 0.47-0.54
Si (%) 0.10-0.35 0.17-0.37
Mn (%) 0.50-0.80 0.50-0.80
Cr (%) 0.90-1.20 0.80-1.10
V (%) 0.15-0.30 0.10-0.20
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) 50Cr4V2 GB/T 3077 50CrV
Tensile Strength Not specified >=1280 MPa
Yield Strength Not specified >=1130 MPa
Elongation Not specified >=10%
Hardness Not specified <=255 HB
Condition Not specified Quenched and tempered, test sample 25 mm; hardness is for bars delivered annealed or high temperature tempered
Typical Applications
IS 1570 (Part 4) 50Cr4V2
Not documented
GB/T 3077 50CrV
Hot-rolled or forged structural alloy steel bars
Key Differences
Can IS 1570 (Part 4) 50Cr4V2 Be Substituted With GB/T 3077 50CrV?
IS 1570 (Part 4) 50Cr4V2 and GB/T 3077 50CrV 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) 50Cr4V2
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GB/T 3077 50CrV
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 50Cr4V2 and GB/T 3077 50CrV?
GB/T 3077 50CrV specifies P, S, Cu which are not specified for IS 1570 (Part 4) 50Cr4V2.
Can IS 1570 (Part 4) 50Cr4V2 be substituted with GB/T 3077 50CrV?
IS 1570 (Part 4) 50Cr4V2 and GB/T 3077 50CrV 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.