IS 1570 (Part 4) 40Cr13Mo10V2 vs IS 1570 (Part 4) 103Cr4
Minimal Match — 35% match
based on chemical composition and mechanical property overlap.
IS 1570 (Part 4) 40Cr13Mo10V2 (IS 1570 (Part 4):1988) and IS 1570 (Part 4) 103Cr4 (IS 1570 (Part 4):1988) are both steel grades.
Both fall under the Alloy Steel category.
IS 1570 (Part 4) 40Cr13Mo10V2 is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 4) 103Cr4 is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, IS 1570 (Part 4) 40Cr13Mo10V2 vs IS 1570 (Part 4) 103Cr4 is a 56.3% match.
Mechanical property data is not available for both grades, so this factor could not be scored.
Combined, this makes them a minimal match overall at 35%.
Frequently Compared With IS 1570 (Part 4) 40Cr13Mo10V2:
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
IS 1570 (Part 4) 40Cr13Mo10V2
IS 1570 (Part 4) 103Cr4
Tensile Strength
>=1540 MPa
Not specified
Yield Strength
>=1240 MPa (0.2 % proof stress)
Not specified
Elongation
>=8%
Not specified
Izod Impact
>=14 J
Not specified
Hardness
>=444 HBS (guidance only)
Not specified
Condition
Bars and forgings, hardened and tempered (oil hardened unless stated), limiting ruling section 30 mm
Not specified
Key Differences
IS 1570 (Part 4) 40Cr13Mo10V2 specifies Ni, Mo, V which are not specified for IS 1570 (Part 4) 103Cr4.
Can IS 1570 (Part 4) 40Cr13Mo10V2 Be Substituted With IS 1570 (Part 4) 103Cr4?
IS 1570 (Part 4) 40Cr13Mo10V2 and IS 1570 (Part 4) 103Cr4 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 1570 (Part 4) 40Cr13Mo10V2 and IS 1570 (Part 4) 103Cr4?
IS 1570 (Part 4) 40Cr13Mo10V2 specifies Ni, Mo, V which are not specified for IS 1570 (Part 4) 103Cr4.
Can IS 1570 (Part 4) 40Cr13Mo10V2 be substituted with IS 1570 (Part 4) 103Cr4?
IS 1570 (Part 4) 40Cr13Mo10V2 and IS 1570 (Part 4) 103Cr4 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.