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IS 1570 (Part 6) T45Cr5Si3 vs JIS G4805 SUJ2

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 6) T45Cr5Si3 (IS 1570 (Part 6):1996) and JIS G4805 SUJ2 (JIS G 4805:1999) are both steel grades. Both fall under the Tool & Die Steels category. IS 1570 (Part 6) T45Cr5Si3 is defined under Bureau of Indian Standards (IS), originating from India, while JIS G4805 SUJ2 is defined under Japanese Industrial Standards (JIS), originating from Japan.

As per chemical composition, IS 1570 (Part 6) T45Cr5Si3 vs JIS G4805 SUJ2 is a 77.4% 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 69.9%.

Frequently Compared With IS 1570 (Part 6) T45Cr5Si3:
EN ISO 683-17 100Cr6 EN ISO 4957 1.2316 GOST 5950 3H2W8F GOST 5950 4H5MFS DIN EN ISO 4957 1.2379 IS 1570 (Part 6) 103T3 IS 1570 (Part 6) 118T3 GB/T 1299 3Cr2W8V GB/T 1299 4Cr5MoSiV DIN EN ISO 4957 1.2344 IS 1570 (Part 6) 133T3 GB/T 1299 4Cr5MoSiV1
Match Breakdown
CHEMISTRY MATCH
77.4%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property IS 1570 (Part 6) T45Cr5Si3 JIS G4805 SUJ2
Standard IS 1570 (Part 6):1996 JIS G 4805:1999
Category Tool & Die Steels Tool & Die Steels
C (%) 0.40-0.50 0.95–1.10
Si (%) 0.80-1.10 0.15–0.35
Mn (%) 0.55-0.75 ≤0.50
Cr (%) 1.20-1.60 1.30–1.60
P (%) <=0.035 ≤0.025
S (%) <=0.035 ≤0.025
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) T45Cr5Si3 JIS G4805 SUJ2
Tensile Strength Not specified ≥650 MPa (annealed)
Hardness HRC Not specified 60–64 (hardened)
Hardness HB Not specified 183–229 (annealed)
Typical Applications
IS 1570 (Part 6) T45Cr5Si3
Not documented
JIS G4805 SUJ2
Ball bearings, roller bearings, bearing races, precision rolls
Can IS 1570 (Part 6) T45Cr5Si3 Be Substituted With JIS G4805 SUJ2?
IS 1570 (Part 6) T45Cr5Si3 and JIS G4805 SUJ2 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) T45Cr5Si3
No active listings currently.
JIS G4805 SUJ2
Round Bar → (6 listings)
Diameter: 60–80 mm (2.36–3.15 in)
Length: 5000–6900 mm (196.85–271.65 in)
On M-EX Right Now
IS 1570 (Part 6) T45Cr5Si3
0 active listings and RFQs →
JIS G4805 SUJ2
6 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 6) T45Cr5Si3 and JIS G4805 SUJ2?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 1570 (Part 6) T45Cr5Si3 be substituted with JIS G4805 SUJ2?
IS 1570 (Part 6) T45Cr5Si3 and JIS G4805 SUJ2 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.