Minimal Match — 35% match
based on chemical composition and mechanical property overlap.
AISI 5140 and IS 1570 (Part 4) 07Cr4Mo6 (IS 1570 (Part 4):1988) are both steel grades.
Both fall under the Alloy Steel category.
AISI 5140 is defined under AISI, originating from United States, while IS 1570 (Part 4) 07Cr4Mo6 is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, AISI 5140 vs IS 1570 (Part 4) 07Cr4Mo6 is a 61.1% 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%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
AISI 5140
IS 1570 (Part 4) 07Cr4Mo6
Condition
Quenched & Tempered
Not specified
Tensile Strength
850-1000 MPa
Not specified
Yield Strength
650-800 MPa
Not specified
Elongation
12-18%
Not specified
Hardness
240-300 HB
Not specified
Typical Applications
AISI 5140
Used for gears, shafts, spindles, bolts, machinery parts, and automotive components.
IS 1570 (Part 4) 07Cr4Mo6
Not documented
Key Differences
AISI 5140 specifies P, S which are not specified for IS 1570 (Part 4) 07Cr4Mo6.
IS 1570 (Part 4) 07Cr4Mo6 specifies Ni, Mo which are not specified for AISI 5140.
Can AISI 5140 Be Substituted With IS 1570 (Part 4) 07Cr4Mo6?
AISI 5140 and IS 1570 (Part 4) 07Cr4Mo6 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 AISI 5140 and IS 1570 (Part 4) 07Cr4Mo6?
AISI 5140 specifies P, S which are not specified for IS 1570 (Part 4) 07Cr4Mo6. IS 1570 (Part 4) 07Cr4Mo6 specifies Ni, Mo which are not specified for AISI 5140.
Can AISI 5140 be substituted with IS 1570 (Part 4) 07Cr4Mo6?
AISI 5140 and IS 1570 (Part 4) 07Cr4Mo6 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.