NF A35-574 Z7CN18-09 vs IS 1570 (Part 7) 11Cr17Ni13W3TiH
Minimal Match — 45.7% match
based on chemical composition and mechanical property overlap.
NF A35-574 Z7CN18-09 (NF A35-574:1990) and IS 1570 (Part 7) 11Cr17Ni13W3TiH (IS 1570 (Part 7):1992) are both steel grades.
Both fall under the Stainless Steel category.
NF A35-574 Z7CN18-09 is typically used for used for food processing equipment, kitchen equipment, chemical tanks, piping, architectural components, 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.
NF A35-574 Z7CN18-09 is defined under Association Francaise de Normalisation (NF), originating from France, while IS 1570 (Part 7) 11Cr17Ni13W3TiH is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, NF A35-574 Z7CN18-09 vs IS 1570 (Part 7) 11Cr17Ni13W3TiH is a 62.9% match.
As per mechanical properties, the match is 11.1%.
Combined, this makes them a minimal match overall at 45.7%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
NF A35-574 Z7CN18-09
IS 1570 (Part 7) 11Cr17Ni13W3TiH
Tensile Strength
500-700 MPa
600-800 MPa
Yield Strength
190-250 MPa
>=390 MPa (0.2 % proof stress)
Elongation
40-55%
>=25%
Hardness
140-210 HB
Not specified
Condition
Not specified
Bars, forgings, pipes, hot cold worked, thickness up to 60 (first row of Table 3)
Typical Applications
NF A35-574 Z7CN18-09
Used for food processing equipment, kitchen equipment, chemical tanks, piping, architectural components, 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 NF A35-574 Z7CN18-09.
Can NF A35-574 Z7CN18-09 Be Substituted With IS 1570 (Part 7) 11Cr17Ni13W3TiH?
NF A35-574 Z7CN18-09 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 NF A35-574 Z7CN18-09 and IS 1570 (Part 7) 11Cr17Ni13W3TiH?
IS 1570 (Part 7) 11Cr17Ni13W3TiH specifies W, Ti, B which are not specified for NF A35-574 Z7CN18-09.
Can NF A35-574 Z7CN18-09 be substituted with IS 1570 (Part 7) 11Cr17Ni13W3TiH?
NF A35-574 Z7CN18-09 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.