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JIS G4805 SUJ2 vs IS 1570 (Part 6) T118Cr2

Close Alternative — 71.8% match based on chemical composition and mechanical property overlap.

JIS G4805 SUJ2 (JIS G 4805:1999) and IS 1570 (Part 6) T118Cr2 (IS 1570 (Part 6):1996) are both steel grades. Both fall under the Tool & Die Steels category. JIS G4805 SUJ2 is defined under Japanese Industrial Standards (JIS), originating from Japan, while IS 1570 (Part 6) T118Cr2 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, JIS G4805 SUJ2 vs IS 1570 (Part 6) T118Cr2 is a 71.8% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 71.8%.

Frequently Compared With JIS G4805 SUJ2:
EN ISO 683-17 100Cr6 AISI 52100 GB/T 1299 4Cr5MoSiV1 GOST 5950 4H5MFS1 EN ISO 4957 1.2316 GB/T 1299 4Cr5MoSiV GOST 5950 3H2W8F DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 GOST 5950 4H5MFS GB/T 1299 3Cr2W8V IS 1570 (Part 6) 103T3
Match Breakdown
CHEMISTRY MATCH
71.8%
MECHANICAL MATCH
No shared data
OVERALL
71.8%
Specifications
Property JIS G4805 SUJ2 IS 1570 (Part 6) T118Cr2
Standard JIS G 4805:1999 IS 1570 (Part 6):1996
Category Tool & Die Steels Tool & Die Steels
C (%) 0.95–1.10 1.10-1.25
Si (%) 0.15–0.35 0.10-0.35
Mn (%) ≤0.50 <=0.40
Cr (%) 1.30–1.60 0.30-0.60
S (%) ≤0.025 <=0.035
P (%) ≤0.025 <=0.035
V (%) Not specified <=0.30
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property JIS G4805 SUJ2 IS 1570 (Part 6) T118Cr2
Tensile Strength ≥650 MPa (annealed) Not specified
Hardness HRC 60–64 (hardened) Not specified
Hardness HB 183–229 (annealed) Not specified
Typical Applications
JIS G4805 SUJ2
Ball bearings, roller bearings, bearing races, precision rolls
IS 1570 (Part 6) T118Cr2
Not documented
Key Differences
Can JIS G4805 SUJ2 Be Substituted With IS 1570 (Part 6) T118Cr2?
JIS G4805 SUJ2 and IS 1570 (Part 6) T118Cr2 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
Forms & Sizes Available on M-EX
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)
IS 1570 (Part 6) T118Cr2
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On M-EX Right Now
JIS G4805 SUJ2
6 active listings and RFQs →
IS 1570 (Part 6) T118Cr2
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Frequently Asked Questions
What is the difference between JIS G4805 SUJ2 and IS 1570 (Part 6) T118Cr2?
IS 1570 (Part 6) T118Cr2 specifies V which is not specified for JIS G4805 SUJ2.
Can JIS G4805 SUJ2 be substituted with IS 1570 (Part 6) T118Cr2?
JIS G4805 SUJ2 and IS 1570 (Part 6) T118Cr2 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.