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SAE J403 1002 vs GB/T 700 Q235

Related Material — 65% match based on chemical composition and mechanical property overlap.

SAE J403 1002 (SAE J403:2014) and GB/T 700 Q235 (GB/T 700-2006) are both steel grades. SAE J403 1002 is classified under Carbon Steel, while GB/T 700 Q235 is classified under Structural Steel — a different category, which is worth noting alongside the chemistry match below. SAE J403 1002 is typically used for chemistry-only grade; product scope as listed in the composition notes, while GB/T 700 Q235 is commonly used for general structural fabrication, bridges, buildings. SAE J403 1002 is defined under SAE International, originating from United States, while GB/T 700 Q235 is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, SAE J403 1002 vs GB/T 700 Q235 is a 89.6% 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%.

Frequently Compared With SAE J403 1002:
BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 060A32 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045M10
Match Breakdown
CHEMISTRY MATCH
89.6%
MECHANICAL MATCH
No shared data
OVERALL
65%
Specifications
Property SAE J403 1002 GB/T 700 Q235
Standard SAE J403:2014 GB/T 700-2006
Category Carbon Steel Structural Steel
C (%) 0.02-0.04 ≤0.22
Mn (%) <=0.35 0.30–0.70
P (%) <=0.030 (flat rolled), <=0.040 (long products) ≤0.045
S (%) <=0.035 (flat rolled), <=0.050 (long products) ≤0.050
Si (%) Not specified ≤0.35
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property SAE J403 1002 GB/T 700 Q235
Tensile Strength Not specified 375–500 MPa
Yield Strength Not specified ≥235 MPa
Elongation Not specified ≥26%
Typical Applications
SAE J403 1002
Chemistry-only grade; product scope as listed in the composition notes
GB/T 700 Q235
General structural fabrication, bridges, buildings
Key Differences
Can SAE J403 1002 Be Substituted With GB/T 700 Q235?
SAE J403 1002 and GB/T 700 Q235 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
SAE J403 1002
No active listings currently.
GB/T 700 Q235
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 3100–3700 mm (122.05–145.67 in)
On M-EX Right Now
SAE J403 1002
0 active listings and RFQs →
GB/T 700 Q235
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between SAE J403 1002 and GB/T 700 Q235?
Different category: SAE J403 1002 is Carbon Steel, GB/T 700 Q235 is Structural Steel. GB/T 700 Q235 specifies Si which is not specified for SAE J403 1002.
Can SAE J403 1002 be substituted with GB/T 700 Q235?
SAE J403 1002 and GB/T 700 Q235 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.