ASTM A240/A240M S31609 vs IS 1570 (Part 5) X04Cr17Ni12Mo2Ti
Strong Match — 92.3% match
based on chemical composition and mechanical property overlap.
ASTM A240/A240M S31609 (ASTM A240/A240M:2025) and IS 1570 (Part 5) X04Cr17Ni12Mo2Ti (IS 1570 (Part 5):1985) are both steel grades.
Both fall under the Stainless Steel category.
ASTM A240/A240M S31609 is defined under ASTM International, originating from United States, while IS 1570 (Part 5) X04Cr17Ni12Mo2Ti is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, ASTM A240/A240M S31609 vs IS 1570 (Part 5) X04Cr17Ni12Mo2Ti is a 88.4% match.
As per mechanical properties, the match is 100%.
Combined, this makes them a strong match overall at 92.3%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
ASTM A240/A240M S31609
IS 1570 (Part 5) X04Cr17Ni12Mo2Ti
Tensile Strength
>=515 MPa
>=515 MPa
Yield Strength
>=205 MPa
>=205 MPa (0.2 % proof stress)
Elongation
>=40%
>=40% (50 mm)
Hardness
<=217 HB
<=217 HB; <=95 HRB
Condition
Plate, sheet and strip; yield by 0.2 percent offset
Annealed, quenched or solution treated plates, sheets and strips (Table 2)
Typical Applications
ASTM A240/A240M S31609
Pressure vessels and general applications (plate, sheet and strip)
IS 1570 (Part 5) X04Cr17Ni12Mo2Ti
Not documented
Key Differences
IS 1570 (Part 5) X04Cr17Ni12Mo2Ti specifies Ti which is not specified for ASTM A240/A240M S31609.
Can ASTM A240/A240M S31609 Be Substituted With IS 1570 (Part 5) X04Cr17Ni12Mo2Ti?
ASTM A240/A240M S31609 and IS 1570 (Part 5) X04Cr17Ni12Mo2Ti overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 5) X04Cr17Ni12Mo2Ti is often considered as a substitute for ASTM A240/A240M S31609 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 ASTM A240/A240M S31609 and IS 1570 (Part 5) X04Cr17Ni12Mo2Ti?
IS 1570 (Part 5) X04Cr17Ni12Mo2Ti specifies Ti which is not specified for ASTM A240/A240M S31609.
Can ASTM A240/A240M S31609 be substituted with IS 1570 (Part 5) X04Cr17Ni12Mo2Ti?
ASTM A240/A240M S31609 and IS 1570 (Part 5) X04Cr17Ni12Mo2Ti overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 5) X04Cr17Ni12Mo2Ti is often considered as a substitute for ASTM A240/A240M S31609 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.