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GB/T 3077 20MnV vs SAE J404 1330

Close Alternative — 75.9% match based on chemical composition and mechanical property overlap.

GB/T 3077 20MnV (GB/T 3077:2015) and SAE J404 1330 (SAE J404:2000) are both steel grades. Both fall under the Alloy Steel category. GB/T 3077 20MnV is typically used for hot-rolled or forged structural alloy steel bars, while SAE J404 1330 is commonly used for chemistry-only alloy steel grade; see the composition notes for product scope. GB/T 3077 20MnV is defined under Guobiao Standards (GB/T), originating from China, while SAE J404 1330 is defined under SAE International, originating from United States.

As per chemical composition, GB/T 3077 20MnV vs SAE J404 1330 is a 75.9% 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 75.9%.

Frequently Compared With GB/T 3077 20MnV:
IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
75.9%
MECHANICAL MATCH
No shared data
OVERALL
75.9%
Specifications
Property GB/T 3077 20MnV SAE J404 1330
Standard GB/T 3077:2015 SAE J404:2000
Category Alloy Steel Alloy Steel
C (%) 0.17-0.24 0.28-0.33
Si (%) 0.17-0.37 0.15-0.35
Mn (%) 1.30-1.60 1.60-1.80
V (%) 0.07-0.12 Not specified
P (%) <=0.030 <=0.030
S (%) <=0.030 <=0.040
Cu (%) <=0.30 Not specified
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 20MnV SAE J404 1330
Tensile Strength >=785 MPa Not specified
Yield Strength >=590 MPa Not specified
Elongation >=10% Not specified
Hardness <=187 HB Not specified
Condition Quenched and tempered, test sample 15 mm; hardness is for bars delivered annealed or high temperature tempered Not specified
Typical Applications
GB/T 3077 20MnV
Hot-rolled or forged structural alloy steel bars
SAE J404 1330
Chemistry-only alloy steel grade; see the composition notes for product scope
Key Differences
Can GB/T 3077 20MnV Be Substituted With SAE J404 1330?
GB/T 3077 20MnV and SAE J404 1330 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.
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GB/T 3077 20MnV
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SAE J404 1330
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Frequently Asked Questions
What is the difference between GB/T 3077 20MnV and SAE J404 1330?
GB/T 3077 20MnV specifies V, Cu which are not specified for SAE J404 1330.
Can GB/T 3077 20MnV be substituted with SAE J404 1330?
GB/T 3077 20MnV and SAE J404 1330 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.