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IS 1570 (Part 5) X45Cr9Si3 vs IS 1570 (Part 7) 11Cr17Ni13W3TiH

Minimal Match — 53.4% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 5) X45Cr9Si3 (IS 1570 (Part 5):1985) and IS 1570 (Part 7) 11Cr17Ni13W3TiH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. IS 1570 (Part 5) X45Cr9Si3 is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 7) 11Cr17Ni13W3TiH is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 5) X45Cr9Si3 vs IS 1570 (Part 7) 11Cr17Ni13W3TiH is a 53.4% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 53.4%.

Frequently Compared With IS 1570 (Part 5) X45Cr9Si3:
GOST 5632 08X18H10 EN 10088-1 1.4845 GOST 5632 12Kh13 GB/T 3280 06Cr19Ni10 EN 10088-1 1.4301 GOST 5632 06Kh23N28 EN 10088-1 1.4401 IS 1570 (Part 7) 12Cr13H EN 10088-1 1.4006 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH ASTM A959 .-
Match Breakdown
CHEMISTRY MATCH
53.4%
MECHANICAL MATCH
No shared data
OVERALL
53.4%
Specifications
Property IS 1570 (Part 5) X45Cr9Si3 IS 1570 (Part 7) 11Cr17Ni13W3TiH
Standard IS 1570 (Part 5):1985 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) 0.40-0.50 0.07-0.15
Si (%) 3.0-3.75 <=1.00
Mn (%) 0.30-0.60 <=1.00
P (%) <=0.045 <=0.045
S (%) <=0.050 <=0.030
Cr (%) 7.5-9.5 15.5-17.50
Ni (%) <=0.50 12.00-14.50
W (%) Not specified 2.5-3.5
Ti (%) Not specified >=4xC, <=0.80
B (%) Not specified <=0.0006
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 5) X45Cr9Si3 IS 1570 (Part 7) 11Cr17Ni13W3TiH
Hardness 255-293 HB Not specified
Condition Valve steel, hardened and tempered (Table 6) Bars, forgings, pipes, hot cold worked, thickness up to 60 (first row of Table 3)
Tensile Strength Not specified 600-800 MPa
Yield Strength Not specified >=390 MPa (0.2 % proof stress)
Elongation Not specified >=25%
Typical Applications
IS 1570 (Part 5) X45Cr9Si3
Not documented
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
Can IS 1570 (Part 5) X45Cr9Si3 Be Substituted With IS 1570 (Part 7) 11Cr17Ni13W3TiH?
IS 1570 (Part 5) X45Cr9Si3 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.
On M-EX Right Now
IS 1570 (Part 5) X45Cr9Si3
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IS 1570 (Part 7) 11Cr17Ni13W3TiH
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Frequently Asked Questions
What is the difference between IS 1570 (Part 5) X45Cr9Si3 and IS 1570 (Part 7) 11Cr17Ni13W3TiH?
IS 1570 (Part 7) 11Cr17Ni13W3TiH specifies W, Ti, B which are not specified for IS 1570 (Part 5) X45Cr9Si3.
Can IS 1570 (Part 5) X45Cr9Si3 be substituted with IS 1570 (Part 7) 11Cr17Ni13W3TiH?
IS 1570 (Part 5) X45Cr9Si3 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.