Strong Match — 88.9% match
based on chemical composition and mechanical property overlap.
JIS G4804 SUM23L (JIS G 4804:2021) and EN 10087 11SMnPb37 (EN 10087:1998) are both steel grades.
Both fall under the Free Machining Steel category.
JIS G4804 SUM23L is typically used for small precision turned parts, while EN 10087 11SMnPb37 is commonly used for high speed automatic machining, precision components.
JIS G4804 SUM23L is defined under Japanese Industrial Standards (JIS), originating from Japan, while EN 10087 11SMnPb37 is defined under European Standard (EN), originating from Europe.
As per chemical composition, JIS G4804 SUM23L vs EN 10087 11SMnPb37 is a 83.4% match.
As per mechanical properties, the match is 100%.
Combined, this makes them a strong match overall at 88.9%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
JIS G4804 SUM23L
EN 10087 11SMnPb37
Tensile Strength
380–490 MPa
380–570 MPa
Elongation
Not specified
≥4%
Typical Applications
JIS G4804 SUM23L
Small precision turned parts
EN 10087 11SMnPb37
High speed automatic machining, precision components
Key Differences
JIS G4804 SUM23L specifies P which is not specified for EN 10087 11SMnPb37.
Can JIS G4804 SUM23L Be Substituted With EN 10087 11SMnPb37?
JIS G4804 SUM23L and EN 10087 11SMnPb37 overlap closely enough on chemistry and mechanical properties that EN 10087 11SMnPb37 is often considered as a substitute for JIS G4804 SUM23L in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
What is the difference between JIS G4804 SUM23L and EN 10087 11SMnPb37?
JIS G4804 SUM23L specifies P which is not specified for EN 10087 11SMnPb37.
Can JIS G4804 SUM23L be substituted with EN 10087 11SMnPb37?
JIS G4804 SUM23L and EN 10087 11SMnPb37 overlap closely enough on chemistry and mechanical properties that EN 10087 11SMnPb37 is often considered as a substitute for JIS G4804 SUM23L in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.