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EN 10083-3 30NiCrMo16-6 vs IS 1570 (Part 6) T55Ni6Cr3Mo3

Related Material — 65% match based on chemical composition and mechanical property overlap.

EN 10083-3 30NiCrMo16-6 (EN 10083-3:2006) and IS 1570 (Part 6) T55Ni6Cr3Mo3 (IS 1570 (Part 6):1996) are both steel grades. EN 10083-3 30NiCrMo16-6 is classified under Alloy Steel, while IS 1570 (Part 6) T55Ni6Cr3Mo3 is classified under Tool & Die Steels — a different category, which is worth noting alongside the chemistry match below. EN 10083-3 30NiCrMo16-6 is defined under European Standard (EN), originating from Europe, while IS 1570 (Part 6) T55Ni6Cr3Mo3 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, EN 10083-3 30NiCrMo16-6 vs IS 1570 (Part 6) T55Ni6Cr3Mo3 is a 65.2% 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 65%.

Frequently Compared With EN 10083-3 30NiCrMo16-6:
NF A35-565 100C6 IS 4367 07Cr4Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 7) 10Mo6H IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
65.2%
MECHANICAL MATCH
No shared data
OVERALL
65%
Specifications
Property EN 10083-3 30NiCrMo16-6 IS 1570 (Part 6) T55Ni6Cr3Mo3
Standard EN 10083-3:2006 IS 1570 (Part 6):1996
Category Alloy Steel Tool & Die Steels
C (%) 0.26-0.33 0.50-0.60
Cr (%) 1.20-1.50 0.50-0.80
Mn (%) 0.50-0.80 0.50-0.80
Mo (%) 0.30-0.60 0.25-0.35
Ni (%) 3.3-4.3 1.25-1.75
P (%) <=0.025 <=0.035
S (%) <=0.025 <=0.035
Si (%) <=0.40 0.10-0.35
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property EN 10083-3 30NiCrMo16-6 IS 1570 (Part 6) T55Ni6Cr3Mo3
Condition Quenched and tempered (+QT), ruling section d <= 16 mm Not specified
Elongation 10% min Not specified
Hardness Soft annealed (+A): 270 HBW max Not specified
Tensile Strength 1080 to 1230 MPa Not specified
Yield Strength 880 MPa min Not specified
Typical Applications
EN 10083-3 30NiCrMo16-6
Quenched and tempered, flame or induction hardened machine parts (clause 1)
IS 1570 (Part 6) T55Ni6Cr3Mo3
Not documented
Key Differences
Can EN 10083-3 30NiCrMo16-6 Be Substituted With IS 1570 (Part 6) T55Ni6Cr3Mo3?
EN 10083-3 30NiCrMo16-6 and IS 1570 (Part 6) T55Ni6Cr3Mo3 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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EN 10083-3 30NiCrMo16-6
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IS 1570 (Part 6) T55Ni6Cr3Mo3
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Frequently Asked Questions
What is the difference between EN 10083-3 30NiCrMo16-6 and IS 1570 (Part 6) T55Ni6Cr3Mo3?
Different category: EN 10083-3 30NiCrMo16-6 is Alloy Steel, IS 1570 (Part 6) T55Ni6Cr3Mo3 is Tool & Die Steels.
Can EN 10083-3 30NiCrMo16-6 be substituted with IS 1570 (Part 6) T55Ni6Cr3Mo3?
EN 10083-3 30NiCrMo16-6 and IS 1570 (Part 6) T55Ni6Cr3Mo3 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.