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JIS G4404 SKS31 vs IS 1570 (Part 6) T110Mn4W6Cr4

Close Alternative — 81.2% match based on chemical composition and mechanical property overlap.

JIS G4404 SKS31 (JIS G4404:2006) and IS 1570 (Part 6) T110Mn4W6Cr4 (IS 1570 (Part 6):1996) are both steel grades. Both fall under the Tool & Die Steels category. JIS G4404 SKS31 is defined under Japanese Industrial Standards (JIS), originating from Japan, while IS 1570 (Part 6) T110Mn4W6Cr4 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, JIS G4404 SKS31 vs IS 1570 (Part 6) T110Mn4W6Cr4 is a 81.2% 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 81.2%.

Frequently Compared With JIS G4404 SKS31:
EN ISO 4957 1.2316 DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 GB/T 1299 4Cr5MoSiV EN ISO 683-17 100Cr6 AISI 52100 GB/T 1299 4Cr5MoSiV1 GOST 5950 4H5MFS1 GB/T 1299 3Cr2W8V GOST 5950 3H2W8F GOST 5950 4H5MFS IS 3748 103T3
Match Breakdown
CHEMISTRY MATCH
81.2%
MECHANICAL MATCH
No shared data
OVERALL
81.2%
Specifications
Property JIS G4404 SKS31 IS 1570 (Part 6) T110Mn4W6Cr4
Standard JIS G4404:2006 IS 1570 (Part 6):1996
Category Tool & Die Steels Tool & Die Steels
C (%) 0.95-1.05 1.00-1.20
Si (%) <=0.35 0.10-0.35
Mn (%) 0.90-1.20 0.90-1.30
P (%) <=0.03 <=0.035
S (%) <=0.03 <=0.035
Cr (%) 0.80-1.20 0.90-1.30
W (%) 1.00-1.50 1.25-1.75
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property JIS G4404 SKS31 IS 1570 (Part 6) T110Mn4W6Cr4
Tensile Strength 900-1150 MPa Not specified
Yield Strength 750 MPa min Not specified
Elongation 10% min Not specified
Hardness 58-62 HRC Not specified
Typical Applications
JIS G4404 SKS31
Cold working molds, press dies, jigs, gauges, long taps, reamers, measuring tools requiring minimal quenching distortion.
IS 1570 (Part 6) T110Mn4W6Cr4
Not documented
Can JIS G4404 SKS31 Be Substituted With IS 1570 (Part 6) T110Mn4W6Cr4?
JIS G4404 SKS31 and IS 1570 (Part 6) T110Mn4W6Cr4 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 G4404 SKS31
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2500–3700 mm (98.43–145.67 in)
IS 1570 (Part 6) T110Mn4W6Cr4
No active listings currently.
On M-EX Right Now
JIS G4404 SKS31
2 active listings and RFQs →
IS 1570 (Part 6) T110Mn4W6Cr4
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between JIS G4404 SKS31 and IS 1570 (Part 6) T110Mn4W6Cr4?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can JIS G4404 SKS31 be substituted with IS 1570 (Part 6) T110Mn4W6Cr4?
JIS G4404 SKS31 and IS 1570 (Part 6) T110Mn4W6Cr4 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.