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IS 1570 (Part 5):1985 X04Cr12 Steel: Specifications & Listings

IS 1570 (Part 5):1985 X04Cr12: X04Cr12: high alloy, stainless or heat-resisting steel. Specified in IS 1570 (Part 5):1985.

Category: Stainless Steel
Grade Details
GradeIS 1570 (Part 5):1985 X04Cr12
Standard IS 1570 (Part 5):1985
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
IS 6911 X04Cr12 IS 6911:1992 India No activity yet
ASTM A959 S41603 ASTM A959:2011 USA No activity yet
ASTM A959 429 ASTM A959:2011 USA No activity yet
ASTM A959 403 ASTM A959:2011 USA No activity yet
ASTM A959 410S ASTM A959:2011 USA No activity yet
ASTM A959 410Cb ASTM A959:2011 USA No activity yet
ASTM A959 416Se ASTM A959:2011 USA No activity yet
EN 10088-1 X6Cr13 EN 10088-1:2014 Europe (CEN) No activity yet
EN 10088-1 X6CrAl13 EN 10088-1:2014 Europe (CEN) No activity yet
EN 10088-1 X10CrAlSi13 EN 10088-1:2014 Europe (CEN) No activity yet
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
ASTM A959 410S ASTM A959:2011 Strong Match
ASTM A959 SS410 ASTM A959:2011 Strong Match
EN 10088-1 X6Cr13 EN 10088-1:2014 Strong Match
EN 10088-1 X6Cr13 EN 10088-1:2023 Strong Match
ASTM A959 410Cb ASTM A959:2011 Strong Match
EN 10088-1 X6CrAl13 EN 10088-1:2014 Strong Match
EN 10088-1 X6CrAl13 EN 10088-1:2023 Strong Match
ASTM A959 S41603 ASTM A959:2011 Strong Match
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
<=0.08 <=1.0 <=1.0 <=0.040 <=0.030 11.5-13.5
Mechanical Properties
Tensile Strength >=415 MPa
Yield Strength >=205 MPa (0.2 % proof stress)
Elongation >=22.0% (50 mm)
Hardness <=183 HB; <=88 HRB
Condition Annealed, quenched or solution treated plates, sheets and strips (Table 2)

More data from IS 1570 (Part 5):1985

From the standard
Annealed, quenched or solution treated plates, sheets and strips 5 properties
Tensile strength, min
415 MPa
0.2 % proof stress, min
205 MPa
Elongation in 50 mm, min
22.0%
Brinell hardness, max
183 HB
Rockwell B hardness, max
88 HRB
Source: IS 1570 (Part 5):1985, Table 2
Annealed, quenched or solution treated bars and flats 4 properties
Tensile strength, min
445 MPa
0.2 % proof stress, min
276 MPa
Elongation in 50 mm, min
20%
Reduction of area, min
45%
Source: IS 1570 (Part 5):1985, Table 3
Recommended heat treatment 2 entries
Annealing temperature
750 to 800 deg C
Annealing cooling medium
furnace, air
A annealing, S softening, ST solution treatment, Q quenching, T tempering, P patenting.
Source: IS 1570 (Part 5):1985, Table 7

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