EN 10088-3 X3CrNiCu18-9-4 vs IS 6603 X03Cr18Ni9Cu4
Strong Match — 98.9% match
based on chemical composition and mechanical property overlap.
EN 10088-3 X3CrNiCu18-9-4 (EN 10088-3:2014) and IS 6603 X03Cr18Ni9Cu4 (IS 6603:2024) are both steel grades.
Both fall under the Stainless Steel category.
EN 10088-3 X3CrNiCu18-9-4 is typically used for general purposes, semi-finished products, bars, rods, wire, sections and bright products, while IS 6603 X03Cr18Ni9Cu4 is commonly used for general purposes, semi-finished products, bars, wire rods and bright bars.
EN 10088-3 X3CrNiCu18-9-4 is defined under European Standard (EN), originating from Europe, while IS 6603 X03Cr18Ni9Cu4 is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, EN 10088-3 X3CrNiCu18-9-4 vs IS 6603 X03Cr18Ni9Cu4 is a 98.3% match.
As per mechanical properties, the match is 100%.
Combined, this makes them a strong match overall at 98.9%.
Frequently Compared With EN 10088-3 X3CrNiCu18-9-4:
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN 10088-3 X3CrNiCu18-9-4
IS 6603 X03Cr18Ni9Cu4
Tensile Strength
450-650 MPa
450-650 MPa
Yield Strength
>=175 MPa
Not specified
Elongation
>=45%
Not specified
Hardness
<=215 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, rod only; Yield Strength is Rp0.2, Elongation is A (longitudinal)
Typical Applications
EN 10088-3 X3CrNiCu18-9-4
General purposes, semi-finished products, bars, rods, wire, sections and bright products
IS 6603 X03Cr18Ni9Cu4
General purposes, semi-finished products, bars, wire rods and bright bars
Can EN 10088-3 X3CrNiCu18-9-4 Be Substituted With IS 6603 X03Cr18Ni9Cu4?
EN 10088-3 X3CrNiCu18-9-4 and IS 6603 X03Cr18Ni9Cu4 overlap closely enough on chemistry and mechanical properties that IS 6603 X03Cr18Ni9Cu4 is often considered as a substitute for EN 10088-3 X3CrNiCu18-9-4 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 X3CrNiCu18-9-4 and IS 6603 X03Cr18Ni9Cu4?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN 10088-3 X3CrNiCu18-9-4 be substituted with IS 6603 X03Cr18Ni9Cu4?
EN 10088-3 X3CrNiCu18-9-4 and IS 6603 X03Cr18Ni9Cu4 overlap closely enough on chemistry and mechanical properties that IS 6603 X03Cr18Ni9Cu4 is often considered as a substitute for EN 10088-3 X3CrNiCu18-9-4 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.