Related Material — 60.7% match
based on chemical composition and mechanical property overlap.
EN 10028-2 15NiCuMoNb5-6-4 (EN 10028-2:2017) and GB/T 1591 Q460C (GB/T 1591:2018) are both steel grades.
EN 10028-2 15NiCuMoNb5-6-4 is classified under Alloy Steel, while GB/T 1591 Q460C is classified under Structural Steel — a different category, which is worth noting alongside the chemistry match below.
EN 10028-2 15NiCuMoNb5-6-4 is typically used for flat products for pressure purposes, while GB/T 1591 Q460C is commonly used for general structure for engineering (plates, strips, bars and sections).
EN 10028-2 15NiCuMoNb5-6-4 is defined under European Standard (EN), originating from Europe, while GB/T 1591 Q460C is defined under Guobiao Standards (GB/T), originating from China.
As per chemical composition, EN 10028-2 15NiCuMoNb5-6-4 vs GB/T 1591 Q460C is a 54.1% match.
As per mechanical properties, the match is 73.9%.
Combined, this makes them a related material overall at 60.7%.
Frequently Compared With EN 10028-2 15NiCuMoNb5-6-4:
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN 10028-2 15NiCuMoNb5-6-4
GB/T 1591 Q460C
Tensile Strength
610-780 MPa
550-720 MPa
Yield Strength
>=460 MPa
>=460 MPa
Elongation
>=16%
Not specified
Condition
Usual delivery condition normalized and tempered (+NT), nominal thickness up to 40 mm; transverse direction, Yield Strength is ReH, Elongation is A
Hot-rolled (as-rolled), nominal thickness or diameter up to 16 mm for yield; tensile strength for up to 100 mm
Typical Applications
EN 10028-2 15NiCuMoNb5-6-4
Flat products for pressure purposes
GB/T 1591 Q460C
General structure for engineering (plates, strips, bars and sections)
Key Differences
Different category: EN 10028-2 15NiCuMoNb5-6-4 is Alloy Steel, GB/T 1591 Q460C is Structural Steel.
EN 10028-2 15NiCuMoNb5-6-4 specifies Al which is not specified for GB/T 1591 Q460C.
GB/T 1591 Q460C specifies V, Ti, B which are not specified for EN 10028-2 15NiCuMoNb5-6-4.
Can EN 10028-2 15NiCuMoNb5-6-4 Be Substituted With GB/T 1591 Q460C?
EN 10028-2 15NiCuMoNb5-6-4 and GB/T 1591 Q460C 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.
What is the difference between EN 10028-2 15NiCuMoNb5-6-4 and GB/T 1591 Q460C?
Different category: EN 10028-2 15NiCuMoNb5-6-4 is Alloy Steel, GB/T 1591 Q460C is Structural Steel. EN 10028-2 15NiCuMoNb5-6-4 specifies Al which is not specified for GB/T 1591 Q460C. GB/T 1591 Q460C specifies V, Ti, B which are not specified for EN 10028-2 15NiCuMoNb5-6-4.
Can EN 10028-2 15NiCuMoNb5-6-4 be substituted with GB/T 1591 Q460C?
EN 10028-2 15NiCuMoNb5-6-4 and GB/T 1591 Q460C 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.