Minimal Match — 49.4% match
based on chemical composition and mechanical property overlap.
GB/T 3077 25Cr2Mo1V (GB/T 3077:2015) and EN 10028-2 10CrMo9-10 (EN 10028-2:2017) are both steel grades.
Both fall under the Alloy Steel category.
GB/T 3077 25Cr2Mo1V is typically used for hot-rolled or forged structural alloy steel bars, while EN 10028-2 10CrMo9-10 is commonly used for flat products for pressure purposes.
GB/T 3077 25Cr2Mo1V is defined under Guobiao Standards (GB/T), originating from China, while EN 10028-2 10CrMo9-10 is defined under European Standard (EN), originating from Europe.
As per chemical composition, GB/T 3077 25Cr2Mo1V vs EN 10028-2 10CrMo9-10 is a 74.1% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a minimal match overall at 49.4%.
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 3077 25Cr2Mo1V
EN 10028-2 10CrMo9-10
Tensile Strength
>=735 MPa
480-630 MPa
Yield Strength
>=590 MPa
>=310 MPa
Elongation
>=16%
>=18%
Hardness
<=241 HB
Not specified
Condition
Quenched and tempered, test sample 25 mm; hardness is for bars delivered annealed or high temperature tempered
Usual delivery condition normalized and tempered (+NT), nominal thickness up to 16 mm; transverse direction, Yield Strength is ReH, Elongation is A
Typical Applications
GB/T 3077 25Cr2Mo1V
Hot-rolled or forged structural alloy steel bars
EN 10028-2 10CrMo9-10
Flat products for pressure purposes
Key Differences
GB/T 3077 25Cr2Mo1V specifies V which is not specified for EN 10028-2 10CrMo9-10.
EN 10028-2 10CrMo9-10 specifies N which is not specified for GB/T 3077 25Cr2Mo1V.
Can GB/T 3077 25Cr2Mo1V Be Substituted With EN 10028-2 10CrMo9-10?
GB/T 3077 25Cr2Mo1V and EN 10028-2 10CrMo9-10 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 GB/T 3077 25Cr2Mo1V and EN 10028-2 10CrMo9-10?
GB/T 3077 25Cr2Mo1V specifies V which is not specified for EN 10028-2 10CrMo9-10. EN 10028-2 10CrMo9-10 specifies N which is not specified for GB/T 3077 25Cr2Mo1V.
Can GB/T 3077 25Cr2Mo1V be substituted with EN 10028-2 10CrMo9-10?
GB/T 3077 25Cr2Mo1V and EN 10028-2 10CrMo9-10 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.