Close Alternative — 72.8% match
based on chemical composition and mechanical property overlap.
IS 6603 X04Cr19Ni9 (IS 6603:2024) and GB/T 3280 06Cr19Ni10 (GB/T 3280-2015) are both steel grades.
Both fall under the Stainless Steel category.
IS 6603 X04Cr19Ni9 is typically used for general purposes, semi-finished products, bars, wire rods and bright bars, while GB/T 3280 06Cr19Ni10 is commonly used for used for kitchen equipment, food processing machinery, chemical tanks, piping, architectural panels, and fasteners..
IS 6603 X04Cr19Ni9 is defined under Bureau of Indian Standards (IS), originating from India, while GB/T 3280 06Cr19Ni10 is defined under Guobiao Standards (GB/T), originating from China.
As per chemical composition, IS 6603 X04Cr19Ni9 vs GB/T 3280 06Cr19Ni10 is a 94.2% match.
As per mechanical properties, the match is 30.2%.
Combined, this makes them a close alternative overall at 72.8%.
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 X04Cr19Ni9
GB/T 3280 06Cr19Ni10
Tensile Strength
510-710 MPa
520-720 MPa
Yield Strength
>=200 MPa
205-310 MPa
Elongation
>=40%
40-60%
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
187 HB max
Typical Applications
IS 6603 X04Cr19Ni9
General purposes, semi-finished products, bars, wire rods and bright bars
GB/T 3280 06Cr19Ni10
Used for kitchen equipment, food processing machinery, chemical tanks, piping, architectural panels, and fasteners.
Key Differences
IS 6603 X04Cr19Ni9 specifies N which is not specified for GB/T 3280 06Cr19Ni10.
Can IS 6603 X04Cr19Ni9 Be Substituted With GB/T 3280 06Cr19Ni10?
IS 6603 X04Cr19Ni9 and GB/T 3280 06Cr19Ni10 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
What is the difference between IS 6603 X04Cr19Ni9 and GB/T 3280 06Cr19Ni10?
IS 6603 X04Cr19Ni9 specifies N which is not specified for GB/T 3280 06Cr19Ni10.
Can IS 6603 X04Cr19Ni9 be substituted with GB/T 3280 06Cr19Ni10?
IS 6603 X04Cr19Ni9 and GB/T 3280 06Cr19Ni10 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.