UNI 6900 X5CrNi1810 vs IS 1570 (Part 7) 11Cr17Ni13W3TiH
Minimal Match — 44.6% match
based on chemical composition and mechanical property overlap.
UNI 6900 X5CrNi1810 (UNI 6900:1971) and IS 1570 (Part 7) 11Cr17Ni13W3TiH (IS 1570 (Part 7):1992) are both steel grades.
Both fall under the Stainless Steel category.
UNI 6900 X5CrNi1810 is typically used for used in kitchen equipment, chemical tanks, piping, architectural panels, food processing equipment, and fasteners., while IS 1570 (Part 7) 11Cr17Ni13W3TiH is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature.
UNI 6900 X5CrNi1810 is defined under Ente Nazionale Italiano di Unificazione (UNI), originating from Italy, while IS 1570 (Part 7) 11Cr17Ni13W3TiH is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, UNI 6900 X5CrNi1810 vs IS 1570 (Part 7) 11Cr17Ni13W3TiH is a 59.8% match.
As per mechanical properties, the match is 14.3%.
Combined, this makes them a minimal match overall at 44.6%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
UNI 6900 X5CrNi1810
IS 1570 (Part 7) 11Cr17Ni13W3TiH
Tensile Strength
520-720 MPa
600-800 MPa
Yield Strength
210 MPa min
>=390 MPa (0.2 % proof stress)
Elongation
45% min
>=25%
Hardness
187 HB max
Not specified
Condition
Not specified
Bars, forgings, pipes, hot cold worked, thickness up to 60 (first row of Table 3)
Typical Applications
UNI 6900 X5CrNi1810
Used in kitchen equipment, chemical tanks, piping, architectural panels, food processing equipment, and fasteners.
IS 1570 (Part 7) 11Cr17Ni13W3TiH
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
IS 1570 (Part 7) 11Cr17Ni13W3TiH specifies W, Ti, B which are not specified for UNI 6900 X5CrNi1810.
Can UNI 6900 X5CrNi1810 Be Substituted With IS 1570 (Part 7) 11Cr17Ni13W3TiH?
UNI 6900 X5CrNi1810 and IS 1570 (Part 7) 11Cr17Ni13W3TiH 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 UNI 6900 X5CrNi1810 and IS 1570 (Part 7) 11Cr17Ni13W3TiH?
IS 1570 (Part 7) 11Cr17Ni13W3TiH specifies W, Ti, B which are not specified for UNI 6900 X5CrNi1810.
Can UNI 6900 X5CrNi1810 be substituted with IS 1570 (Part 7) 11Cr17Ni13W3TiH?
UNI 6900 X5CrNi1810 and IS 1570 (Part 7) 11Cr17Ni13W3TiH 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.