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ASTM A276/A276M S32550 vs IS 1570 (Part 7) 11Cr17Ni13W3TiH

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

ASTM A276/A276M S32550 (ASTM A276/A276M:2017) and IS 1570 (Part 7) 11Cr17Ni13W3TiH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. ASTM A276/A276M S32550 is typically used for stainless steel bars and shapes (hot-finished or cold-finished), 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. ASTM A276/A276M S32550 is defined under ASTM International, originating from United States, while IS 1570 (Part 7) 11Cr17Ni13W3TiH is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, ASTM A276/A276M S32550 vs IS 1570 (Part 7) 11Cr17Ni13W3TiH is a 45.1% match. As per mechanical properties, the match is 33.3%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With ASTM A276/A276M S32550:
ASTM A959 255 GB/T 3280 06Cr19Ni10 GOST 5632 08X18H10 EN 10088-1 1.4845 ASTM A959 2205 ASTM A959 .- GOST 5632 06Kh23N28 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
45.1%
MECHANICAL MATCH
33.3%
OVERALL
35%
Specifications
Property ASTM A276/A276M S32550 IS 1570 (Part 7) 11Cr17Ni13W3TiH
Standard ASTM A276/A276M:2017 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) <=0.04 0.07-0.15
Mn (%) <=1.50 <=1.00
P (%) <=0.040 <=0.045
S (%) <=0.030 <=0.030
Si (%) <=1.0 <=1.00
Cr (%) 24.0-27.0 15.5-17.50
Ni (%) 4.5-6.5 12.00-14.50
Mo (%) 2.9-3.9 Not specified
N (%) 0.10-0.25 Not specified
Cu (%) 1.50-2.50 Not specified
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 ASTM A276/A276M S32550 IS 1570 (Part 7) 11Cr17Ni13W3TiH
Tensile Strength >=750 MPa 600-800 MPa
Yield Strength >=550 MPa >=390 MPa (0.2 % proof stress)
Elongation >=25% >=25%
Hardness <=290 HB Not specified
Condition Condition A (Annealed), hot-finished or cold-finished, all sizes (first row printed) Bars, forgings, pipes, hot cold worked, thickness up to 60 (first row of Table 3)
Typical Applications
ASTM A276/A276M S32550
Stainless steel bars and shapes (hot-finished or cold-finished)
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 ASTM A276/A276M S32550 Be Substituted With IS 1570 (Part 7) 11Cr17Ni13W3TiH?
ASTM A276/A276M S32550 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
ASTM A276/A276M S32550
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IS 1570 (Part 7) 11Cr17Ni13W3TiH
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Frequently Asked Questions
What is the difference between ASTM A276/A276M S32550 and IS 1570 (Part 7) 11Cr17Ni13W3TiH?
ASTM A276/A276M S32550 specifies Mo, N, Cu which are not specified for IS 1570 (Part 7) 11Cr17Ni13W3TiH. IS 1570 (Part 7) 11Cr17Ni13W3TiH specifies W, Ti, B which are not specified for ASTM A276/A276M S32550.
Can ASTM A276/A276M S32550 be substituted with IS 1570 (Part 7) 11Cr17Ni13W3TiH?
ASTM A276/A276M S32550 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.