Minimal Match — 30.1% match
based on chemical composition and mechanical property overlap.
GB/T 3077 25MnTiBRE (GB/T 3077:2015) and IS 4367 07Cr4Mo6 (IS 4367:1991) are both steel grades.
Both fall under the Alloy Steel category.
GB/T 3077 25MnTiBRE is defined under Guobiao Standards (GB/T), originating from China, while IS 4367 07Cr4Mo6 is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, GB/T 3077 25MnTiBRE vs IS 4367 07Cr4Mo6 is a 45.1% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a minimal match overall at 30.1%.
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 25MnTiBRE
IS 4367 07Cr4Mo6
Tensile Strength
>=1380 MPa
380-550 MPa
Elongation
>=10%
>=19%
Hardness
<=229 HB
Not specified
Condition
Quenched and tempered, test sample Specimen (size not stated); hardness is for bars delivered annealed or high temperature tempered
Normalised and tempered, ruling section up to 40 mm
Yield Strength
Not specified
225 MPa min
Izod Impact
Not specified
60 J min
Hardness (soft annealed)
Not specified
<=170 HB
Typical Applications
GB/T 3077 25MnTiBRE
Hot-rolled or forged structural alloy steel bars
IS 4367 07Cr4Mo6
Not documented
Key Differences
GB/T 3077 25MnTiBRE specifies B, Ti, Cu which are not specified for IS 4367 07Cr4Mo6.
IS 4367 07Cr4Mo6 specifies Ni, Cr, Mo which are not specified for GB/T 3077 25MnTiBRE.
Can GB/T 3077 25MnTiBRE Be Substituted With IS 4367 07Cr4Mo6?
GB/T 3077 25MnTiBRE and IS 4367 07Cr4Mo6 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 25MnTiBRE and IS 4367 07Cr4Mo6?
GB/T 3077 25MnTiBRE specifies B, Ti, Cu which are not specified for IS 4367 07Cr4Mo6. IS 4367 07Cr4Mo6 specifies Ni, Cr, Mo which are not specified for GB/T 3077 25MnTiBRE.
Can GB/T 3077 25MnTiBRE be substituted with IS 4367 07Cr4Mo6?
GB/T 3077 25MnTiBRE and IS 4367 07Cr4Mo6 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.