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GB/T 3077 25SiMn2MoV vs SAE J404 4023

Related Material — 65.8% match based on chemical composition and mechanical property overlap.

GB/T 3077 25SiMn2MoV (GB/T 3077:2015) and SAE J404 4023 (SAE J404:2000) are both steel grades. Both fall under the Alloy Steel category. GB/T 3077 25SiMn2MoV is typically used for hot-rolled or forged structural alloy steel bars, while SAE J404 4023 is commonly used for chemistry-only alloy steel grade; see the composition notes for product scope. GB/T 3077 25SiMn2MoV is defined under Guobiao Standards (GB/T), originating from China, while SAE J404 4023 is defined under SAE International, originating from United States.

As per chemical composition, GB/T 3077 25SiMn2MoV vs SAE J404 4023 is a 65.8% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 65.8%.

Frequently Compared With GB/T 3077 25SiMn2MoV:
IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 1570 (Part 7) 10Mo6H IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Cr20Mo6 EN 10028-2 10CrMo9-10 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
65.8%
MECHANICAL MATCH
No shared data
OVERALL
65.8%
Specifications
Property GB/T 3077 25SiMn2MoV SAE J404 4023
Standard GB/T 3077:2015 SAE J404:2000
Category Alloy Steel Alloy Steel
C (%) 0.22-0.28 0.20-0.25
Si (%) 0.90-1.20 0.15-0.35
Mn (%) 2.20-2.60 0.70-0.90
Mo (%) 0.30-0.40 0.20-0.30
V (%) 0.05-0.12 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 25SiMn2MoV SAE J404 4023
Tensile Strength >=1470 MPa Not specified
Elongation >=10% Not specified
Hardness <=269 HB Not specified
Condition Quenched and tempered, test sample Specimen (size not stated); hardness is for bars delivered annealed or high temperature tempered Not specified
Typical Applications
GB/T 3077 25SiMn2MoV
Hot-rolled or forged structural alloy steel bars
SAE J404 4023
Chemistry-only alloy steel grade; see the composition notes for product scope
Key Differences
Can GB/T 3077 25SiMn2MoV Be Substituted With SAE J404 4023?
GB/T 3077 25SiMn2MoV and SAE J404 4023 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.
On M-EX Right Now
GB/T 3077 25SiMn2MoV
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SAE J404 4023
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Frequently Asked Questions
What is the difference between GB/T 3077 25SiMn2MoV and SAE J404 4023?
GB/T 3077 25SiMn2MoV specifies V, Cu which are not specified for SAE J404 4023.
Can GB/T 3077 25SiMn2MoV be substituted with SAE J404 4023?
GB/T 3077 25SiMn2MoV and SAE J404 4023 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.