Related Material — 63.2% match
based on chemical composition and mechanical property overlap.
EN 10089 55Si7 (EN 10089:2002) and IS 4367 55Si7 (IS 4367:1991) are both steel grades.
Both fall under the Spring Steel category.
EN 10089 55Si7 is defined under European Standard (EN), originating from Europe, while IS 4367 55Si7 is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, EN 10089 55Si7 vs IS 4367 55Si7 is a 94.8% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a related material overall at 63.2%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN 10089 55Si7
IS 4367 55Si7
Tensile Strength
1000–1200 MPa
1300-1500 MPa
Yield Strength
≥900 MPa
Not specified
Elongation
≥7%
Not specified
Hardness
285–363 HB
380-440 HB
Hardness (soft annealed)
Not specified
<=245 HB
Condition
Not specified
Hardened and tempered, ruling section up to 100 mm
Typical Applications
EN 10089 55Si7
Leaf springs, coil springs, torsion bars
IS 4367 55Si7
Not documented
Can EN 10089 55Si7 Be Substituted With IS 4367 55Si7?
EN 10089 55Si7 and IS 4367 55Si7 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 10089 55Si7 and IS 4367 55Si7?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN 10089 55Si7 be substituted with IS 4367 55Si7?
EN 10089 55Si7 and IS 4367 55Si7 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.