Minimal Match — 35% match
based on chemical composition and mechanical property overlap.
BS 970 EN356 (BS 970:1955) and IS 1570 (Part 4) 07Cr4Mo6 (IS 1570 (Part 4):1988) are both steel grades.
Both fall under the Alloy Steel category.
BS 970 EN356 is defined under British Standards (BS), originating from United Kingdom, while IS 1570 (Part 4) 07Cr4Mo6 is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, BS 970 EN356 vs IS 1570 (Part 4) 07Cr4Mo6 is a 61.2% 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
BS 970 EN356
IS 1570 (Part 4) 07Cr4Mo6
Tensile Strength
850–1000 MPa
Not specified
Case Hardness HRC
60–64
Not specified
Elongation
≥12%
Not specified
Typical Applications
BS 970 EN356
Heavily stressed gears, differential components
IS 1570 (Part 4) 07Cr4Mo6
Not documented
Key Differences
IS 1570 (Part 4) 07Cr4Mo6 specifies Si, Mo which are not specified for BS 970 EN356.
Can BS 970 EN356 Be Substituted With IS 1570 (Part 4) 07Cr4Mo6?
BS 970 EN356 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 BS 970 EN356 and IS 1570 (Part 4) 07Cr4Mo6?
IS 1570 (Part 4) 07Cr4Mo6 specifies Si, Mo which are not specified for BS 970 EN356.
Can BS 970 EN356 be substituted with IS 1570 (Part 4) 07Cr4Mo6?
BS 970 EN356 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.