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ASTM A959 309H vs IS 1570 (Part 7) 11Cr17Ni13W3TiH

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

ASTM A959 309H (ASTM A959:2011) and IS 1570 (Part 7) 11Cr17Ni13W3TiH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 309H is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), 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 A959 309H 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 A959 309H vs IS 1570 (Part 7) 11Cr17Ni13W3TiH is a 70.4% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With ASTM A959 309H:
EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12Ni2Mo GOST 5632 06Kh23N28 GB/T 3280 06Cr19Ni10 GOST 5632 08X18H10 IS 1570 (Part 7) 12Cr13H ASTM A959 .- EN 10088-1 1.4006 IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12MoH
Match Breakdown
CHEMISTRY MATCH
70.4%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property ASTM A959 309H IS 1570 (Part 7) 11Cr17Ni13W3TiH
Standard ASTM A959:2011 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) 0.04-0.10 0.07-0.15
Cr (%) 22.0-24.0 15.5-17.50
Mn (%) <=2.00 <=1.00
Ni (%) 12.0-15.0 12.00-14.50
P (%) <=0.045 <=0.045
S (%) <=0.030 <=0.030
Si (%) <=1.00 <=1.00
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 A959 309H IS 1570 (Part 7) 11Cr17Ni13W3TiH
Tensile Strength Not specified 600-800 MPa
Yield Strength Not specified >=390 MPa (0.2 % proof stress)
Elongation Not specified >=25%
Condition Not specified Bars, forgings, pipes, hot cold worked, thickness up to 60 (first row of Table 3)
Typical Applications
ASTM A959 309H
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
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 A959 309H Be Substituted With IS 1570 (Part 7) 11Cr17Ni13W3TiH?
ASTM A959 309H 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.
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ASTM A959 309H
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IS 1570 (Part 7) 11Cr17Ni13W3TiH
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Frequently Asked Questions
What is the difference between ASTM A959 309H and IS 1570 (Part 7) 11Cr17Ni13W3TiH?
IS 1570 (Part 7) 11Cr17Ni13W3TiH specifies W, Ti, B which are not specified for ASTM A959 309H.
Can ASTM A959 309H be substituted with IS 1570 (Part 7) 11Cr17Ni13W3TiH?
ASTM A959 309H 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.