IS 6603:2024 X02Cr18Ni12Mo3N Steel: Specifications & Listings

IS 6603:2024 X02Cr18Ni12Mo3N: X02Cr18Ni12Mo3N: austenitic corrosion resisting stainless steel. Specified in IS 6603:2024.

Category: Stainless Steel
Grade Details
GradeIS 6603:2024 X02Cr18Ni12Mo3N
Standard IS 6603:2024
ApplicationsGeneral purposes, semi-finished products, bars, wire rods and bright bars
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
ASTM A959 317LN ASTM A959:2011 USA No activity yet
EN 10088-1 X2CrNiMoN18-12-4 EN 10088-1:2014 Europe (CEN) No activity yet
EN 10088-2 X2CrNiMoN18-12-4 EN 10088-2:2014 Europe No activity yet
ASTM A959 317L ASTM A959:2011 USA No activity yet
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
EN 10088-1 X2CrNiMoN18-12-4 EN 10088-1:2014 Strong Match
EN 10088-1 X2CrNiMoN18-12-4 EN 10088-1:2023 Strong Match
ASTM A959 317LN ASTM A959:2011 Strong Match
EN 10088-2 X2CrNiMoN18-12-4 EN 10088-2:2014 Strong Match
ASTM A959 317L ASTM A959:2011 Strong Match
EN 10088-1 X2CrNiMoN17-13-3 EN 10088-1:2014 Close Alternative
EN 10088-1 X2CrNiMoN17-13-3 EN 10088-1:2023 Close Alternative
EN 10088-1 X2CrNiMo18-15-4 EN 10088-1:2014 Close Alternative
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C Si Mn P S Cr Mo Ni N
<=0.030 <=1.00 <=2.00 <=0.045 <=0.030 16.5-19.5 3.0-4.0 10.5-14.0 0.10-0.20
Mechanical Properties
Tensile Strength 540-740 MPa
Condition Solution annealed, conditions 1C, 1E, 1D, 1X, 1G and 2D, rod only; Yield Strength is Rp0.2, Elongation is A (longitudinal)

More data from IS 6603:2024

From the standard
Mechanical properties by thickness or diameter 1 size range
Thickness or diameter (mm)Rp0.2 min (MPa)Rp1.0 min (MPa)Rm (MPa)A min, longitudinal (%)A min, transverse (%)KV2 min, longitudinal (J)KV2 min, transverse (J)
rod only--540 to 740----
Solution annealed, conditions 1C, 1E, 1D, 1X, 1G and 2D; elongation and proof strength are not valid for rod.
Source: IS 6603:2024, Table 5

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