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IS 1570 (Part 7) 20CrNiMoNbVH vs EN 10088-1 X20CrMoWV12-1

Related Material — 62.5% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 7) 20CrNiMoNbVH (IS 1570 (Part 7):1992) and EN 10088-1 X20CrMoWV12-1 (EN 10088-1:2014) are both steel grades. IS 1570 (Part 7) 20CrNiMoNbVH is classified under Alloy Steel, while EN 10088-1 X20CrMoWV12-1 is classified under Stainless Steel — a different category, which is worth noting alongside the chemistry match below. IS 1570 (Part 7) 20CrNiMoNbVH is defined under Bureau of Indian Standards (IS), originating from India, while EN 10088-1 X20CrMoWV12-1 is defined under European Standard (EN), originating from Europe.

As per chemical composition, IS 1570 (Part 7) 20CrNiMoNbVH vs EN 10088-1 X20CrMoWV12-1 is a 62.5% 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 62.5%.

Frequently Compared With IS 1570 (Part 7) 20CrNiMoNbVH:
IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 1570 (Part 7) 10Mo6H IS 4367 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
62.5%
MECHANICAL MATCH
No shared data
OVERALL
62.5%
Specifications
Property IS 1570 (Part 7) 20CrNiMoNbVH EN 10088-1 X20CrMoWV12-1
Standard IS 1570 (Part 7):1992 EN 10088-1:2014
Category Alloy Steel Stainless Steel
C (%) 0.16-0.24 0.17-0.24
Si (%) 0.10-0.50 0.10-0.50
Mn (%) 0.30-1.00 0.30-0.80
P (%) <=0.040 <=0.025
S (%) <=0.030 <=0.015
Cr (%) 10-12 11.0-12.5
Ni (%) 0.3-1.00 0.30-0.80
Mo (%) 0.5-1.0 0.80-1.20
V (%) 0.1-0.30 0.20-0.35
Nb (%) 0.2-0.50 Not specified
B (%) <=0.008 Not specified
W (%) Not specified 0.40-0.60
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) 20CrNiMoNbVH EN 10088-1 X20CrMoWV12-1
Tensile Strength 900-1050 MPa Not specified
Yield Strength >=750 MPa (0.2 % proof stress) Not specified
Elongation >=10% Not specified
Condition Bars, forgings, Q+T, thickness up to 250 (first row of Table 3) Not specified
Typical Applications
IS 1570 (Part 7) 20CrNiMoNbVH
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
EN 10088-1 X20CrMoWV12-1
Not documented
Key Differences
Can IS 1570 (Part 7) 20CrNiMoNbVH Be Substituted With EN 10088-1 X20CrMoWV12-1?
IS 1570 (Part 7) 20CrNiMoNbVH and EN 10088-1 X20CrMoWV12-1 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) 20CrNiMoNbVH
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EN 10088-1 X20CrMoWV12-1
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Frequently Asked Questions
What is the difference between IS 1570 (Part 7) 20CrNiMoNbVH and EN 10088-1 X20CrMoWV12-1?
Different category: IS 1570 (Part 7) 20CrNiMoNbVH is Alloy Steel, EN 10088-1 X20CrMoWV12-1 is Stainless Steel. IS 1570 (Part 7) 20CrNiMoNbVH specifies Nb, B which are not specified for EN 10088-1 X20CrMoWV12-1. EN 10088-1 X20CrMoWV12-1 specifies W which is not specified for IS 1570 (Part 7) 20CrNiMoNbVH.
Can IS 1570 (Part 7) 20CrNiMoNbVH be substituted with EN 10088-1 X20CrMoWV12-1?
IS 1570 (Part 7) 20CrNiMoNbVH and EN 10088-1 X20CrMoWV12-1 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.