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IS 1570 (Part 6) 55T8 vs EN ISO 683-17 100Cr6

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

IS 1570 (Part 6) 55T8 (IS 1570 (Part 6):1996) and EN ISO 683-17 100Cr6 (EN ISO 683-17:2014) are both steel grades. Both fall under the Tool & Die Steels category. IS 1570 (Part 6) 55T8 is defined under Bureau of Indian Standards (IS), originating from India, while EN ISO 683-17 100Cr6 is defined under European Standard (EN), originating from Europe.

As per chemical composition, IS 1570 (Part 6) 55T8 vs EN ISO 683-17 100Cr6 is a 67% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With IS 1570 (Part 6) 55T8:
IS 1570 (Part 6) 103T3 IS 1570 (Part 6) 118T3 IS 1570 (Part 6) 70T6 EN ISO 4957 1.2316 DIN EN ISO 4957 1.2379 IS 1570 (Part 6) 50T8 IS 1570 (Part 6) 75T6 DIN EN ISO 4957 1.2344 IS 1570 (Part 6) 60T6 IS 1570 (Part 6) 65T6 IS 1570 (Part 6) 133T3 IS 1570 (Part 6) 70T3
Match Breakdown
CHEMISTRY MATCH
67%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property IS 1570 (Part 6) 55T8 EN ISO 683-17 100Cr6
Standard IS 1570 (Part 6):1996 EN ISO 683-17:2014
Category Tool & Die Steels Tool & Die Steels
C (%) 0.50-0.60 0.93–1.05
Si (%) 0.10-0.35 0.15–0.35
Mn (%) 0.60-0.90 0.25–0.45
P (%) <=0.035 ≤0.025
S (%) <=0.035 ≤0.025
Cr (%) <=0.20 1.35–1.65
Cu (%) <=0.25 Not specified
Ni (%) <=0.25 Not specified
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 6) 55T8 EN ISO 683-17 100Cr6
Tensile Strength Not specified ≥620 MPa (annealed)
Hardness HRC Not specified 60–66 (hardened)
Hardness HB Not specified 179–217 (annealed)
Typical Applications
IS 1570 (Part 6) 55T8
Not documented
EN ISO 683-17 100Cr6
Rolling element bearings, precision components, cold work tooling
Key Differences
Can IS 1570 (Part 6) 55T8 Be Substituted With EN ISO 683-17 100Cr6?
IS 1570 (Part 6) 55T8 and EN ISO 683-17 100Cr6 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.
Forms & Sizes Available on M-EX
IS 1570 (Part 6) 55T8
No active listings currently.
EN ISO 683-17 100Cr6
Round Bar → (18 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 3000–6500 mm (118.11–255.91 in)
On M-EX Right Now
IS 1570 (Part 6) 55T8
0 active listings and RFQs →
EN ISO 683-17 100Cr6
18 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 6) 55T8 and EN ISO 683-17 100Cr6?
IS 1570 (Part 6) 55T8 specifies Cu, Ni which are not specified for EN ISO 683-17 100Cr6.
Can IS 1570 (Part 6) 55T8 be substituted with EN ISO 683-17 100Cr6?
IS 1570 (Part 6) 55T8 and EN ISO 683-17 100Cr6 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.