Close Alternative — 80.4% match
based on chemical composition and mechanical property overlap.
EN 10087 9SMnPb28 (EN 10087:1998) and EN 10087 11SMnPb30 (EN 10087:1998) are both steel grades.
Both fall under the Free Machining Steel category.
EN 10087 9SMnPb28 is typically used for complex precision turned parts, while EN 10087 11SMnPb30 is commonly used for complex turned parts requiring excellent surface finish.
EN 10087 9SMnPb28 is defined under European Standard (EN), originating from Europe, while EN 10087 11SMnPb30 is defined under European Standard (EN), originating from Europe.
As per chemical composition, EN 10087 9SMnPb28 vs EN 10087 11SMnPb30 is a 95.5% match.
As per mechanical properties, the match is 50%.
Combined, this makes them a close alternative overall at 80.4%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN 10087 9SMnPb28
EN 10087 11SMnPb30
Tensile Strength
380–570 MPa
380–570 MPa
Elongation
≥5%
≥6%
Typical Applications
EN 10087 9SMnPb28
Complex precision turned parts
EN 10087 11SMnPb30
Complex turned parts requiring excellent surface finish
Can EN 10087 9SMnPb28 Be Substituted With EN 10087 11SMnPb30?
EN 10087 9SMnPb28 and EN 10087 11SMnPb30 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 EN 10087 9SMnPb28 and EN 10087 11SMnPb30?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN 10087 9SMnPb28 be substituted with EN 10087 11SMnPb30?
EN 10087 9SMnPb28 and EN 10087 11SMnPb30 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.