Minimal Match — 35% match
based on chemical composition and mechanical property overlap.
IS 6603 X03Cr17Nb (IS 6603:2024) and EN 10088-1 1.4401 (EN 10088-1:2014) are both steel grades.
Both fall under the Stainless Steel category.
IS 6603 X03Cr17Nb is typically used for general purposes, semi-finished products, bars, wire rods and bright bars, while EN 10088-1 1.4401 is commonly used for marine, chemical processing, pharmaceutical equipment.
IS 6603 X03Cr17Nb is defined under Bureau of Indian Standards (IS), originating from India, while EN 10088-1 1.4401 is defined under European Standard (EN), originating from Europe.
As per chemical composition, IS 6603 X03Cr17Nb vs EN 10088-1 1.4401 is a 61.7% 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 X03Cr17Nb
EN 10088-1 1.4401
Tensile Strength
>=420 MPa
≥520 MPa
Yield Strength
>=230 MPa
≥210 MPa
Elongation
>=20%
≥40%
Condition
Annealed, conditions 1C, 1E, 1D, 1X, 1G and 2D, thickness or diameter up to 100 mm; Tensile Strength is a minimum as printed
Not specified
Hardness
Not specified
≤215 HB
Typical Applications
IS 6603 X03Cr17Nb
General purposes, semi-finished products, bars, wire rods and bright bars
EN 10088-1 1.4401
Marine, chemical processing, pharmaceutical equipment
Key Differences
IS 6603 X03Cr17Nb specifies P, S, Nb which are not specified for EN 10088-1 1.4401.
EN 10088-1 1.4401 specifies Ni, Mo which are not specified for IS 6603 X03Cr17Nb.
Can IS 6603 X03Cr17Nb Be Substituted With EN 10088-1 1.4401?
IS 6603 X03Cr17Nb and EN 10088-1 1.4401 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 X03Cr17Nb and EN 10088-1 1.4401?
IS 6603 X03Cr17Nb specifies P, S, Nb which are not specified for EN 10088-1 1.4401. EN 10088-1 1.4401 specifies Ni, Mo which are not specified for IS 6603 X03Cr17Nb.
Can IS 6603 X03Cr17Nb be substituted with EN 10088-1 1.4401?
IS 6603 X03Cr17Nb and EN 10088-1 1.4401 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.