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SAE J404 1330 vs GB/T 3077 35Mn2

Strong Match — 85.2% match based on chemical composition and mechanical property overlap.

SAE J404 1330 (SAE J404:2000) and GB/T 3077 35Mn2 (GB/T 3077:2015) are both steel grades. Both fall under the Alloy Steel category. SAE J404 1330 is typically used for chemistry-only alloy steel grade; see the composition notes for product scope, while GB/T 3077 35Mn2 is commonly used for hot-rolled or forged structural alloy steel bars. SAE J404 1330 is defined under SAE International, originating from United States, while GB/T 3077 35Mn2 is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, SAE J404 1330 vs GB/T 3077 35Mn2 is a 85.2% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 85.2%.

Frequently Compared With SAE J404 1330:
IS 1570 (Part 4) 07Cr4Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 103Cr6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H EN 10028-2 10CrMo9-10 NF A35-565 100C6
Match Breakdown
CHEMISTRY MATCH
85.2%
MECHANICAL MATCH
No shared data
OVERALL
85.2%
Specifications
Property SAE J404 1330 GB/T 3077 35Mn2
Standard SAE J404:2000 GB/T 3077:2015
Category Alloy Steel Alloy Steel
C (%) 0.28-0.33 0.32-0.39
Mn (%) 1.60-1.80 1.40-1.80
P (%) <=0.030 <=0.030
S (%) <=0.040 <=0.030
Si (%) 0.15-0.35 0.17-0.37
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 SAE J404 1330 GB/T 3077 35Mn2
Tensile Strength Not specified >=835 MPa
Yield Strength Not specified >=685 MPa
Elongation Not specified >=12%
Hardness Not specified <=207 HB
Condition Not specified Quenched and tempered, test sample 25 mm; hardness is for bars delivered annealed or high temperature tempered
Typical Applications
SAE J404 1330
Chemistry-only alloy steel grade; see the composition notes for product scope
GB/T 3077 35Mn2
Hot-rolled or forged structural alloy steel bars
Key Differences
Can SAE J404 1330 Be Substituted With GB/T 3077 35Mn2?
SAE J404 1330 and GB/T 3077 35Mn2 overlap closely enough on chemistry and mechanical properties that GB/T 3077 35Mn2 is often considered as a substitute for SAE J404 1330 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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SAE J404 1330
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GB/T 3077 35Mn2
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Frequently Asked Questions
What is the difference between SAE J404 1330 and GB/T 3077 35Mn2?
GB/T 3077 35Mn2 specifies Cu which is not specified for SAE J404 1330.
Can SAE J404 1330 be substituted with GB/T 3077 35Mn2?
SAE J404 1330 and GB/T 3077 35Mn2 overlap closely enough on chemistry and mechanical properties that GB/T 3077 35Mn2 is often considered as a substitute for SAE J404 1330 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.