IS 11169 (Part 2) X04Cr18Ni9Cu vs IS 1570 (Part 7) 12Cr12MoVH
Minimal Match — 32.5% match
based on chemical composition and mechanical property overlap.
IS 11169 (Part 2) X04Cr18Ni9Cu (IS 11169 (Part 2):2023) and IS 1570 (Part 7) 12Cr12MoVH (IS 1570 (Part 7):1992) are both steel grades.
Both fall under the Stainless Steel category.
IS 11169 (Part 2) X04Cr18Ni9Cu is typically used for cold heading and cold extrusion of stainless steel parts; the standard covers wires, wire rods and bars of 0.8 to 50 mm (clause 1.1, table 11), while IS 1570 (Part 7) 12Cr12MoVH is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature.
IS 11169 (Part 2) X04Cr18Ni9Cu is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 7) 12Cr12MoVH is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, IS 11169 (Part 2) X04Cr18Ni9Cu vs IS 1570 (Part 7) 12Cr12MoVH is a 48.7% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a minimal match overall at 32.5%.
Frequently Compared With IS 11169 (Part 2) X04Cr18Ni9Cu:
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
IS 11169 (Part 2) X04Cr18Ni9Cu
IS 1570 (Part 7) 12Cr12MoVH
Reduction of Area, cold drawn and solution annealed (+AT+C+AT)
>=60% (0.8 to 5 mm) / >=65% (over 5 to 25 mm)
Not specified
Tensile Strength, cold drawn and solution annealed (+AT+C+AT)
<=710 MPa (0.8 to 2 mm) / <=700 MPa (over 2 to 5 mm) / <=650 MPa (over 5 to 25 mm)
Not specified
Tensile Strength
Not specified
770-930 MPa
Yield Strength
Not specified
>=585 MPa (0.2 % proof stress)
Elongation
Not specified
>=15%
Condition
Not specified
Bars, forgings, Q+T, thickness up to 150 (first row of Table 3)
Typical Applications
IS 11169 (Part 2) X04Cr18Ni9Cu
Cold heading and cold extrusion of stainless steel parts; the standard covers wires, wire rods and bars of 0.8 to 50 mm (clause 1.1, Table 11)
IS 1570 (Part 7) 12Cr12MoVH
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
IS 11169 (Part 2) X04Cr18Ni9Cu specifies Cu, N which are not specified for IS 1570 (Part 7) 12Cr12MoVH.
IS 1570 (Part 7) 12Cr12MoVH specifies Mo, V which are not specified for IS 11169 (Part 2) X04Cr18Ni9Cu.
Can IS 11169 (Part 2) X04Cr18Ni9Cu Be Substituted With IS 1570 (Part 7) 12Cr12MoVH?
IS 11169 (Part 2) X04Cr18Ni9Cu and IS 1570 (Part 7) 12Cr12MoVH 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 11169 (Part 2) X04Cr18Ni9Cu and IS 1570 (Part 7) 12Cr12MoVH?
IS 11169 (Part 2) X04Cr18Ni9Cu specifies Cu, N which are not specified for IS 1570 (Part 7) 12Cr12MoVH. IS 1570 (Part 7) 12Cr12MoVH specifies Mo, V which are not specified for IS 11169 (Part 2) X04Cr18Ni9Cu.
Can IS 11169 (Part 2) X04Cr18Ni9Cu be substituted with IS 1570 (Part 7) 12Cr12MoVH?
IS 11169 (Part 2) X04Cr18Ni9Cu and IS 1570 (Part 7) 12Cr12MoVH 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.