Minimal Match — 42.7% match
based on chemical composition and mechanical property overlap.
IS 6603 X03Cr18Ni9Cu4 (IS 6603:2024) and GOST 5632 06Kh23N28 (GOST 5632-2014) are both steel grades.
Both fall under the Stainless Steel category.
IS 6603 X03Cr18Ni9Cu4 is typically used for general purposes, semi-finished products, bars, wire rods and bright bars, while GOST 5632 06Kh23N28 is commonly used for furnace components, heat exchangers, high temperature applications.
IS 6603 X03Cr18Ni9Cu4 is defined under Bureau of Indian Standards (IS) (India).
As per chemical composition, IS 6603 X03Cr18Ni9Cu4 vs GOST 5632 06Kh23N28 is a 64% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a minimal match overall at 42.7%.
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 X03Cr18Ni9Cu4
GOST 5632 06Kh23N28
Tensile Strength
450-650 MPa
≥510 MPa
Condition
Solution annealed, conditions 1C, 1E, 1D, 1X, 1G and 2D, rod only; Yield Strength is Rp0.2, Elongation is A (longitudinal)
Not specified
Yield Strength
Not specified
≥196 MPa
Elongation
Not specified
≥35%
Max Service Temp
Not specified
1050°C
Typical Applications
IS 6603 X03Cr18Ni9Cu4
General purposes, semi-finished products, bars, wire rods and bright bars
GOST 5632 06Kh23N28
Furnace components, heat exchangers, high temperature applications
Key Differences
IS 6603 X03Cr18Ni9Cu4 specifies P, S, N, Cu which are not specified for GOST 5632 06Kh23N28.
Can IS 6603 X03Cr18Ni9Cu4 Be Substituted With GOST 5632 06Kh23N28?
IS 6603 X03Cr18Ni9Cu4 and GOST 5632 06Kh23N28 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 X03Cr18Ni9Cu4 and GOST 5632 06Kh23N28?
IS 6603 X03Cr18Ni9Cu4 specifies P, S, N, Cu which are not specified for GOST 5632 06Kh23N28.
Can IS 6603 X03Cr18Ni9Cu4 be substituted with GOST 5632 06Kh23N28?
IS 6603 X03Cr18Ni9Cu4 and GOST 5632 06Kh23N28 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.