Minimal Match — 35% match
based on chemical composition and mechanical property overlap.
IS 6603 X15Cr25Ni21Si (IS 6603:2024) and EN 10088-1 1.4301 (EN 10088-1:2014) are both steel grades.
Both fall under the Stainless Steel category.
IS 6603 X15Cr25Ni21Si is typically used for general purposes, semi-finished products, bars, wire rods and bright bars, while EN 10088-1 1.4301 is commonly used for food equipment, chemical vessels, architectural, kitchenware.
IS 6603 X15Cr25Ni21Si is defined under Bureau of Indian Standards (IS), originating from India, while EN 10088-1 1.4301 is defined under European Standard (EN), originating from Europe.
As per chemical composition, IS 6603 X15Cr25Ni21Si vs EN 10088-1 1.4301 is a 64.3% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a minimal match overall at 35%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
IS 6603 X15Cr25Ni21Si
EN 10088-1 1.4301
Tensile Strength
550-750 MPa
≥520 MPa
Yield Strength
>=230 MPa
≥210 MPa
Elongation
>=30%
≥45%
Condition
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)
Not specified
Hardness
Not specified
≤215 HB
Typical Applications
IS 6603 X15Cr25Ni21Si
General purposes, semi-finished products, bars, wire rods and bright bars
EN 10088-1 1.4301
Food equipment, chemical vessels, architectural, kitchenware
Can IS 6603 X15Cr25Ni21Si Be Substituted With EN 10088-1 1.4301?
IS 6603 X15Cr25Ni21Si and EN 10088-1 1.4301 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
What is the difference between IS 6603 X15Cr25Ni21Si and EN 10088-1 1.4301?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 6603 X15Cr25Ni21Si be substituted with EN 10088-1 1.4301?
IS 6603 X15Cr25Ni21Si and EN 10088-1 1.4301 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.