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IS 6603 X07Cr17Ni7Al vs IS 1570 (Part 7) 12Cr12MoVH

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

IS 6603 X07Cr17Ni7Al (IS 6603:2024) and IS 1570 (Part 7) 12Cr12MoVH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. IS 6603 X07Cr17Ni7Al is typically used for general purposes, semi-finished products, bars, wire rods and bright bars, while IS 1570 (Part 7) 12Cr12MoVH is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. IS 6603 X07Cr17Ni7Al is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 7) 12Cr12MoVH is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 6603 X07Cr17Ni7Al vs IS 1570 (Part 7) 12Cr12MoVH is a 54.3% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With IS 6603 X07Cr17Ni7Al:
GOST 5632 06Kh23N28 GB/T 3280 06Cr19Ni10 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4401 IS 1570 (Part 7) 11Cr17Ni13W3TiH EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo EN 10088-1 1.4301 IS 1570 (Part 7) 12Cr13H ASTM A959 301
Match Breakdown
CHEMISTRY MATCH
54.3%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property IS 6603 X07Cr17Ni7Al IS 1570 (Part 7) 12Cr12MoVH
Standard IS 6603:2024 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) <=0.09 0.08-0.16
Si (%) <=0.70 <=0.60
Mn (%) <=1.00 0.40-1.00
P (%) <=0.040 <=0.040
S (%) <=0.015 <=0.035
Cr (%) 16.0-18.0 11.5-13.00
Ni (%) 6.5-7.8 <=1.0
Al (%) 0.70-1.50 Not specified
Mo (%) Not specified 0.40-0.80
V (%) Not specified 0.10-0.30
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 6603 X07Cr17Ni7Al IS 1570 (Part 7) 12Cr12MoVH
Tensile Strength <=850 MPa 770-930 MPa
Hardness <=255 HB Not specified
Condition Solution annealed (+AT), conditions 1C, 1E, 1D, 1X, 1G and 2D; hardness as printed Bars, forgings, Q+T, thickness up to 150 (first row of Table 3)
Yield Strength Not specified >=585 MPa (0.2 % proof stress)
Elongation Not specified >=15%
Typical Applications
IS 6603 X07Cr17Ni7Al
General purposes, semi-finished products, bars, wire rods and bright bars
IS 1570 (Part 7) 12Cr12MoVH
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can IS 6603 X07Cr17Ni7Al Be Substituted With IS 1570 (Part 7) 12Cr12MoVH?
IS 6603 X07Cr17Ni7Al and IS 1570 (Part 7) 12Cr12MoVH 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 6603 X07Cr17Ni7Al
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IS 1570 (Part 7) 12Cr12MoVH
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Frequently Asked Questions
What is the difference between IS 6603 X07Cr17Ni7Al and IS 1570 (Part 7) 12Cr12MoVH?
IS 6603 X07Cr17Ni7Al specifies Al which is not specified for IS 1570 (Part 7) 12Cr12MoVH. IS 1570 (Part 7) 12Cr12MoVH specifies Mo, V which are not specified for IS 6603 X07Cr17Ni7Al.
Can IS 6603 X07Cr17Ni7Al be substituted with IS 1570 (Part 7) 12Cr12MoVH?
IS 6603 X07Cr17Ni7Al and IS 1570 (Part 7) 12Cr12MoVH 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.