Strong Match — 88.7% match
based on chemical composition and mechanical property overlap.
IS 1875 Class 1A (IS 1875:1992) and SAE J403 1016 (SAE J403:2001) are both steel grades.
Both fall under the Carbon Steel category.
IS 1875 Class 1A is typically used for billets, blooms, slabs and bars for general engineering forgings, while SAE J403 1016 is commonly used for chemistry-only grade; product scope as listed in the composition notes.
IS 1875 Class 1A is defined under Bureau of Indian Standards (IS), originating from India, while SAE J403 1016 is defined under SAE International, originating from United States.
As per chemical composition, IS 1875 Class 1A vs SAE J403 1016 is a 88.7% match.
Mechanical property data is not available for both grades, so this factor could not be scored.
Combined, this makes them a strong match overall at 88.7%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
IS 1875 Class 1A
SAE J403 1016
Tensile Strength
410 MPa min
Not specified
Yield Strength
220 MPa min
Not specified
Elongation
>=25%
Not specified
Hardness
110 HB min
Not specified
Condition
as rolled or as forged and normalised, ruling section up to 100 mm
Not specified
Normalising Temperature
880-910 °C (for information)
Not specified
Bend Test (if ordered)
32 mm square test piece bent round a 38 mm former without fracture
Not specified
Typical Applications
IS 1875 Class 1A
Billets, blooms, slabs and bars for general engineering forgings
SAE J403 1016
Chemistry-only grade; product scope as listed in the composition notes
Key Differences
IS 1875 Class 1A specifies Si which is not specified for SAE J403 1016.
Can IS 1875 Class 1A Be Substituted With SAE J403 1016?
IS 1875 Class 1A and SAE J403 1016 overlap closely enough on chemistry and mechanical properties that SAE J403 1016 is often considered as a substitute for IS 1875 Class 1A in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
What is the difference between IS 1875 Class 1A and SAE J403 1016?
IS 1875 Class 1A specifies Si which is not specified for SAE J403 1016.
Can IS 1875 Class 1A be substituted with SAE J403 1016?
IS 1875 Class 1A and SAE J403 1016 overlap closely enough on chemistry and mechanical properties that SAE J403 1016 is often considered as a substitute for IS 1875 Class 1A in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.