IS 5517:1993 30Ni13Cr5 Steel: Specifications & Listings
IS 5517:1993 30Ni13Cr5: 30Ni13Cr5 is a steel in IS 5517:1993 (Steels for Hardening and Tempering), intended in general for forgings and machined parts for engineering or automobile purposes.
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
Ni
Cr
S
P
0.26-0.34
0.10-0.35
0.40-0.70
3.90-4.30
1.00-1.40
<=0.035
<=0.035
Mechanical Properties
Tensile Strength
1550 MPa min
Yield Strength (0.2% proof)
1300 MPa min
Elongation
>=8%
Izod Impact
14 J min
Hardness (annealed)
<=250 HB
Condition
Hardened and tempered
More data from IS 5517:1993
From the standard
Heat treatment temperatures4 values
Hot working temperature
1200 to 850 °C
Hardening temperature
810 to 830 °C
Quenching medium
Air or Oil
Tempering temperature
250 °C
Source: IS 5517:1993 with Amendments 1 to 3, Table 4
Properties after hardening and tempering, by ruling section1 section
Tensile strength (MPa)
0.2% proof stress, min (MPa)
Elongation, min (%)
Izod impact, min (J)
Limiting ruling section (mm)
1550 Min
1300
8
14
63 (air-hardened); 150 (oil-hardened)
Values apply to test bars taken from rounds along the direction of rolling. Izod impact values are for fine grained steels. Mechanical properties for steels having a minimum tensile strength of 1340 MPa and above are given for information only; the delivery condition on the basis of chemical composition and hardenability shall apply in such cases.
Source: IS 5517:1993 with Amendments 1 to 3, Table 5
Hardness by delivery condition2 conditions
As annealed (A), maximum
250 HB
As rolled (R), maximum
As per agreement
Source: IS 5517:1993 with Amendments 1 to 3, Table 6
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