Strong Match — 90.6% match
based on chemical composition and mechanical property overlap.
EN 10088-3 X10CrNi18-8 (EN 10088-3:2014) and IS 6603 X15Cr18Ni8 (IS 6603:2024) are both steel grades.
Both fall under the Stainless Steel category.
EN 10088-3 X10CrNi18-8 is typically used for general purposes, semi-finished products, bars, rods, wire, sections and bright products, while IS 6603 X15Cr18Ni8 is commonly used for general purposes, semi-finished products, bars, wire rods and bright bars.
EN 10088-3 X10CrNi18-8 is defined under European Standard (EN), originating from Europe, while IS 6603 X15Cr18Ni8 is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, EN 10088-3 X10CrNi18-8 vs IS 6603 X15Cr18Ni8 is a 95.8% match.
As per mechanical properties, the match is 80%.
Combined, this makes them a strong match overall at 90.6%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN 10088-3 X10CrNi18-8
IS 6603 X15Cr18Ni8
Tensile Strength
500-750 MPa
500-700 MPa
Yield Strength
>=195 MPa
Not specified
Elongation
>=40%
Not specified
Hardness
<=230 HB
Not specified
Condition
Solution annealed (+AT), conditions 1C, 1E, 1D, 1X, 1G and 2D, thickness or diameter up to 40 mm; Yield Strength is Rp0.2, Elongation is A (longitudinal), hardness for guidance only
Solution annealed, conditions 1C, 1E, 1D, 1X, 1G and 2D, rod only; Yield Strength is Rp0.2, Elongation is A (longitudinal)
Typical Applications
EN 10088-3 X10CrNi18-8
General purposes, semi-finished products, bars, rods, wire, sections and bright products
IS 6603 X15Cr18Ni8
General purposes, semi-finished products, bars, wire rods and bright bars
Can EN 10088-3 X10CrNi18-8 Be Substituted With IS 6603 X15Cr18Ni8?
EN 10088-3 X10CrNi18-8 and IS 6603 X15Cr18Ni8 overlap closely enough on chemistry and mechanical properties that IS 6603 X15Cr18Ni8 is often considered as a substitute for EN 10088-3 X10CrNi18-8 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 EN 10088-3 X10CrNi18-8 and IS 6603 X15Cr18Ni8?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN 10088-3 X10CrNi18-8 be substituted with IS 6603 X15Cr18Ni8?
EN 10088-3 X10CrNi18-8 and IS 6603 X15Cr18Ni8 overlap closely enough on chemistry and mechanical properties that IS 6603 X15Cr18Ni8 is often considered as a substitute for EN 10088-3 X10CrNi18-8 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.