Strong Match — 92.8% match
based on chemical composition and mechanical property overlap.
EN 10088-3 X8CrNiS18-9 (EN 10088-3:2014) and IS 6603 X10Cr18Ni9S (IS 6603:2024) are both steel grades.
Both fall under the Stainless Steel category.
EN 10088-3 X8CrNiS18-9 is typically used for general purposes, semi-finished products, bars, rods, wire, sections and bright products, while IS 6603 X10Cr18Ni9S is commonly used for general purposes, semi-finished products, bars, wire rods and bright bars.
EN 10088-3 X8CrNiS18-9 is defined under European Standard (EN), originating from Europe, while IS 6603 X10Cr18Ni9S is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, EN 10088-3 X8CrNiS18-9 vs IS 6603 X10Cr18Ni9S is a 92.5% match.
As per mechanical properties, the match is 93.3%.
Combined, this makes them a strong match overall at 92.8%.
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 X8CrNiS18-9
IS 6603 X10Cr18Ni9S
Tensile Strength
500-750 MPa
500-700 MPa
Yield Strength
>=190 MPa
>=190 MPa
Elongation
>=35%
>=35%
Hardness
<=230 HB
Not specified
Condition
Solution annealed (+AT), conditions 1C, 1E, 1D, 1X, 1G and 2D, thickness or diameter up to 160 mm; Yield Strength is Rp0.2, Elongation is A (longitudinal), hardness for guidance only
Solution annealed, conditions 1C, 1E, 1D, 1X, 1G and 2D, thickness or diameter up to 160 mm; Yield Strength is Rp0.2, Elongation is A (longitudinal)
Typical Applications
EN 10088-3 X8CrNiS18-9
General purposes, semi-finished products, bars, rods, wire, sections and bright products
IS 6603 X10Cr18Ni9S
General purposes, semi-finished products, bars, wire rods and bright bars
Key Differences
EN 10088-3 X8CrNiS18-9 specifies Cu which is not specified for IS 6603 X10Cr18Ni9S.
Can EN 10088-3 X8CrNiS18-9 Be Substituted With IS 6603 X10Cr18Ni9S?
EN 10088-3 X8CrNiS18-9 and IS 6603 X10Cr18Ni9S overlap closely enough on chemistry and mechanical properties that IS 6603 X10Cr18Ni9S is often considered as a substitute for EN 10088-3 X8CrNiS18-9 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 X8CrNiS18-9 and IS 6603 X10Cr18Ni9S?
EN 10088-3 X8CrNiS18-9 specifies Cu which is not specified for IS 6603 X10Cr18Ni9S.
Can EN 10088-3 X8CrNiS18-9 be substituted with IS 6603 X10Cr18Ni9S?
EN 10088-3 X8CrNiS18-9 and IS 6603 X10Cr18Ni9S overlap closely enough on chemistry and mechanical properties that IS 6603 X10Cr18Ni9S is often considered as a substitute for EN 10088-3 X8CrNiS18-9 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.