IS 1570 (Part 7) 3Cr17Ni12Mo3H vs ASTM A959 26-3-3

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

IS 1570 (Part 7) 3Cr17Ni12Mo3H (IS 1570 (Part 7):1992) and ASTM A959 26-3-3 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. IS 1570 (Part 7) 3Cr17Ni12Mo3H is typically used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature, while ASTM A959 26-3-3 is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). IS 1570 (Part 7) 3Cr17Ni12Mo3H is defined under Bureau of Indian Standards (IS), originating from India, while ASTM A959 26-3-3 is defined under ASTM International, originating from United States.

As per chemical composition, IS 1570 (Part 7) 3Cr17Ni12Mo3H vs ASTM A959 26-3-3 is a 70.8% 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 IS 1570 (Part 7) 3Cr17Ni12Mo3H:
ASTM A959 29-4C GB/T 3280 06Cr19Ni10 EN 10088-1 1.4401 GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4301 IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 12Cr13H EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH
Match Breakdown
CHEMISTRY MATCH
70.8%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property IS 1570 (Part 7) 3Cr17Ni12Mo3H ASTM A959 26-3-3
Standard IS 1570 (Part 7):1992 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Si (%) <=1.00 <=1.00
Mn (%) <=2.00 <=1.00
P (%) <=0.045 <=0.040
S (%) <=0.030 <=0.030
Cr (%) 16.00-18.00 25.0-28.0
Ni (%) 10.00-14.00 1.0-3.5
Mo (%) 2.00-3.00 3.0-4.0
N (%) Not specified <=0.040
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 7) 3Cr17Ni12Mo3H ASTM A959 26-3-3
Tensile Strength 490-690 MPa Not specified
Yield Strength >=185 MPa (0.2 % proof stress) Not specified
Elongation >=30% Not specified
Condition Tubes, plates, Q, thickness - (first row of Table 3) Not specified
Typical Applications
IS 1570 (Part 7) 3Cr17Ni12Mo3H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
ASTM A959 26-3-3
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Key Differences
Can IS 1570 (Part 7) 3Cr17Ni12Mo3H Be Substituted With ASTM A959 26-3-3?
IS 1570 (Part 7) 3Cr17Ni12Mo3H and ASTM A959 26-3-3 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 7) 3Cr17Ni12Mo3H
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ASTM A959 26-3-3
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Frequently Asked Questions
What is the difference between IS 1570 (Part 7) 3Cr17Ni12Mo3H and ASTM A959 26-3-3?
ASTM A959 26-3-3 specifies N which is not specified for IS 1570 (Part 7) 3Cr17Ni12Mo3H.
Can IS 1570 (Part 7) 3Cr17Ni12Mo3H be substituted with ASTM A959 26-3-3?
IS 1570 (Part 7) 3Cr17Ni12Mo3H and ASTM A959 26-3-3 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.