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IS 1570 (Part 7) 6Cr17Ni12Mo2H vs IS 1570 (Part 7) 12Cr12MoH

Minimal Match — 40.8% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 7) 6Cr17Ni12Mo2H (IS 1570 (Part 7):1992) and IS 1570 (Part 7) 12Cr12MoH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. IS 1570 (Part 7) 6Cr17Ni12Mo2H is typically used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature, while IS 1570 (Part 7) 12Cr12MoH is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. IS 1570 (Part 7) 6Cr17Ni12Mo2H is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 7) 12Cr12MoH is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 7) 6Cr17Ni12Mo2H vs IS 1570 (Part 7) 12Cr12MoH is a 59.9% match. As per mechanical properties, the match is 2.7%. Combined, this makes them a minimal match overall at 40.8%.

Frequently Compared With IS 1570 (Part 7) 6Cr17Ni12Mo2H:
GOST 5632 12Kh13 GOST 5632 06Kh23N28 GOST 5632 08X18H10 GB/T 3280 06Cr19Ni10 IS 1570 (Part 7) 12Cr13H EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12Ni2Mo EN 10088-1 1.4006 EN 10088-1 1.4401 EN 10088-1 1.4301 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
59.9%
MECHANICAL MATCH
2.7%
OVERALL
40.8%
Specifications
Property IS 1570 (Part 7) 6Cr17Ni12Mo2H IS 1570 (Part 7) 12Cr12MoH
Standard IS 1570 (Part 7):1992 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) <=0.08 0.08-0.16
Si (%) <=1.00 <=0.60
Mn (%) <=2.00 0.40-1.00
P (%) <=0.045 <=0.040
S (%) <=0.030 <=0.035
Cr (%) 16.00-18.00 11.5-13.00
Ni (%) 10.00-14.00 <=1.0
Mo (%) 2.00-3.00 0.40-0.80
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) 6Cr17Ni12Mo2H IS 1570 (Part 7) 12Cr12MoH
Tensile Strength 510-710 MPa 680-880 MPa
Yield Strength >=205 MPa (0.2 % proof stress) >=490 MPa (0.2 % proof stress)
Elongation >=30% >=20%
Condition Pipes, bars, forgings, plates, Q, thickness - (first row of Table 3) Bars, forgings, Q+T, thickness up to 75 (first row of Table 3)
Typical Applications
IS 1570 (Part 7) 6Cr17Ni12Mo2H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
IS 1570 (Part 7) 12Cr12MoH
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Can IS 1570 (Part 7) 6Cr17Ni12Mo2H Be Substituted With IS 1570 (Part 7) 12Cr12MoH?
IS 1570 (Part 7) 6Cr17Ni12Mo2H and IS 1570 (Part 7) 12Cr12MoH 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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IS 1570 (Part 7) 6Cr17Ni12Mo2H
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IS 1570 (Part 7) 12Cr12MoH
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Frequently Asked Questions
What is the difference between IS 1570 (Part 7) 6Cr17Ni12Mo2H and IS 1570 (Part 7) 12Cr12MoH?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 1570 (Part 7) 6Cr17Ni12Mo2H be substituted with IS 1570 (Part 7) 12Cr12MoH?
IS 1570 (Part 7) 6Cr17Ni12Mo2H and IS 1570 (Part 7) 12Cr12MoH 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.