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IS 6911 X10Cr17Mn6Ni4N20 vs IS 1570 (Part 7) 12Cr12MoH

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

IS 6911 X10Cr17Mn6Ni4N20 (IS 6911:1992) and IS 1570 (Part 7) 12Cr12MoH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. IS 6911 X10Cr17Mn6Ni4N20 is typically used for stainless and heat-resisting steel plate, sheet and strip (clause 1.1), 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 6911 X10Cr17Mn6Ni4N20 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 6911 X10Cr17Mn6Ni4N20 vs IS 1570 (Part 7) 12Cr12MoH is a 56% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With IS 6911 X10Cr17Mn6Ni4N20:
ASTM A959 201 ASTM A959 202 GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 ASTM A959 205 GOST 5632 08X18H10 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoVH EN 10088-1 1.4006 EN 10088-1 1.4301
Match Breakdown
CHEMISTRY MATCH
56%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property IS 6911 X10Cr17Mn6Ni4N20 IS 1570 (Part 7) 12Cr12MoH
Standard IS 6911:1992 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) <=0.20 0.08-0.16
Cr (%) 16.0-18.0 11.5-13.00
Mn (%) 4.0-8.0 0.40-1.00
N (%) 0.05-0.20 Not specified
Ni (%) 3.5-5.5 <=1.0
P (%) <=0.045 <=0.040
S (%) <=0.030 <=0.035
Si (%) <=1.0 <=0.60
Mo (%) Not specified 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 6911 X10Cr17Mn6Ni4N20 IS 1570 (Part 7) 12Cr12MoH
Bend Test (180 deg) Not required Not specified
Elongation (50 mm, annealed) >=40% Not specified
Hardness (annealed, max) 217 HBS, 95 HRB Not specified
Tensile Strength (annealed) >=640 MPa Not specified
Yield Strength (0.2% proof, annealed) >=300 MPa Not specified
Tensile Strength Not specified 680-880 MPa
Yield Strength Not specified >=490 MPa (0.2 % proof stress)
Elongation Not specified >=20%
Condition Not specified Bars, forgings, Q+T, thickness up to 75 (first row of Table 3)
Typical Applications
IS 6911 X10Cr17Mn6Ni4N20
Stainless and heat-resisting steel plate, sheet and strip (clause 1.1)
IS 1570 (Part 7) 12Cr12MoH
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can IS 6911 X10Cr17Mn6Ni4N20 Be Substituted With IS 1570 (Part 7) 12Cr12MoH?
IS 6911 X10Cr17Mn6Ni4N20 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.
On M-EX Right Now
IS 6911 X10Cr17Mn6Ni4N20
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IS 1570 (Part 7) 12Cr12MoH
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Frequently Asked Questions
What is the difference between IS 6911 X10Cr17Mn6Ni4N20 and IS 1570 (Part 7) 12Cr12MoH?
IS 6911 X10Cr17Mn6Ni4N20 specifies N which is not specified for IS 1570 (Part 7) 12Cr12MoH. IS 1570 (Part 7) 12Cr12MoH specifies Mo which is not specified for IS 6911 X10Cr17Mn6Ni4N20.
Can IS 6911 X10Cr17Mn6Ni4N20 be substituted with IS 1570 (Part 7) 12Cr12MoH?
IS 6911 X10Cr17Mn6Ni4N20 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.