Close Alternative — 70.4% match
based on chemical composition and mechanical property overlap.
GB/T 700 Q215B (GB/T 700:2006) and GB/T 700 Q235C (GB/T 700:2006) are both steel grades.
Both fall under the Structural Steel category.
GB/T 700 Q215B is typically used for hot rolled structural sheets, strips, sections and bars for welding, riveting and bolting engineering, while GB/T 700 Q235C is commonly used for hot rolled structural sheets, strips, sections and bars for welding, riveting and bolting engineering.
GB/T 700 Q215B is defined under Guobiao Standards (GB/T), originating from China, while GB/T 700 Q235C is defined under Guobiao Standards (GB/T), originating from China.
As per chemical composition, GB/T 700 Q215B vs GB/T 700 Q235C is a 97.5% match.
As per mechanical properties, the match is 16.2%.
Combined, this makes them a close alternative overall at 70.4%.
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 700 Q215B
GB/T 700 Q235C
Tensile Strength
335-450 MPa
370-500 MPa
Yield Strength
>=215 MPa
>=235 MPa
Elongation
>=31%
>=26%
Condition
Hot rolled, controlled rolled or normalized; yield up to 16 mm, elongation up to 40 mm (N/mm2 = MPa)
Hot rolled, controlled rolled or normalized; yield up to 16 mm, elongation up to 40 mm (N/mm2 = MPa)
Typical Applications
GB/T 700 Q215B
Hot rolled structural sheets, strips, sections and bars for welding, riveting and bolting engineering
GB/T 700 Q235C
Hot rolled structural sheets, strips, sections and bars for welding, riveting and bolting engineering
Can GB/T 700 Q215B Be Substituted With GB/T 700 Q235C?
GB/T 700 Q215B and GB/T 700 Q235C 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.
What is the difference between GB/T 700 Q215B and GB/T 700 Q235C?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can GB/T 700 Q215B be substituted with GB/T 700 Q235C?
GB/T 700 Q215B and GB/T 700 Q235C 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.