IS 1570 (Part 7) 7Cr18Ni10H vs IS 1570 (Part 7) 12Cr13H
Related Material — 56.6% match
based on chemical composition and mechanical property overlap.
IS 1570 (Part 7) 7Cr18Ni10H (IS 1570 (Part 7):1992) and IS 1570 (Part 7) 12Cr13H (IS 1570 (Part 7):1992) are both steel grades.
Both fall under the Stainless Steel category.
IS 1570 (Part 7) 7Cr18Ni10H is typically used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature, while IS 1570 (Part 7) 12Cr13H is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature.
IS 1570 (Part 7) 7Cr18Ni10H is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 7) 12Cr13H is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, IS 1570 (Part 7) 7Cr18Ni10H vs IS 1570 (Part 7) 12Cr13H is a 71.3% match.
As per mechanical properties, the match is 27.3%.
Combined, this makes them a related material overall at 56.6%.
Frequently Compared With IS 1570 (Part 7) 7Cr18Ni10H:
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
IS 1570 (Part 7) 7Cr18Ni10H
IS 1570 (Part 7) 12Cr13H
Tensile Strength
490-690 MPa
470-670 MPa
Yield Strength
>=195 MPa (0.2 % proof stress)
>=265 MPa (0.2 % proof stress)
Elongation
>=30%
>=20%
Condition
Tubes, forgings, plates, Q, thickness - (first row of Table 3)
Bars, forgings, plates, A, thickness up to 160 (first row of Table 3)
Typical Applications
IS 1570 (Part 7) 7Cr18Ni10H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
IS 1570 (Part 7) 12Cr13H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Can IS 1570 (Part 7) 7Cr18Ni10H Be Substituted With IS 1570 (Part 7) 12Cr13H?
IS 1570 (Part 7) 7Cr18Ni10H and IS 1570 (Part 7) 12Cr13H 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 1570 (Part 7) 7Cr18Ni10H and IS 1570 (Part 7) 12Cr13H?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 1570 (Part 7) 7Cr18Ni10H be substituted with IS 1570 (Part 7) 12Cr13H?
IS 1570 (Part 7) 7Cr18Ni10H and IS 1570 (Part 7) 12Cr13H 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.