JIS G4404 SKD6 vs IS 1570 (Part 6) XT35Cr5Mo1V3

Strong Match — 86% match based on chemical composition and mechanical property overlap.

JIS G4404 SKD6 (JIS G4404:2006) and IS 1570 (Part 6) XT35Cr5Mo1V3 (IS 1570 (Part 6):1996) are both steel grades. Both fall under the Tool & Die Steels category. JIS G4404 SKD6 is defined under Japanese Industrial Standards (JIS), originating from Japan, while IS 1570 (Part 6) XT35Cr5Mo1V3 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, JIS G4404 SKD6 vs IS 1570 (Part 6) XT35Cr5Mo1V3 is a 86% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 86%.

Frequently Compared With JIS G4404 SKD6:
GOST 5950 4H5MFS1 GOST 5950 4H5MFS EN ISO 683-17 100Cr6 AISI 52100 GB/T 1299 4Cr5MoSiV EN ISO 4957 1.2316 GOST 5950 3H2W8F GB/T 1299 3Cr2W8V DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 GB/T 1299 4Cr5MoSiV1 IS 1570 (Part 6) 103T3
Match Breakdown
CHEMISTRY MATCH
86%
MECHANICAL MATCH
No shared data
OVERALL
86%
Specifications
Property JIS G4404 SKD6 IS 1570 (Part 6) XT35Cr5Mo1V3
Standard JIS G4404:2006 IS 1570 (Part 6):1996
Category Tool & Die Steels Tool & Die Steels
C (%) 0.32-0.42 0.30-0.40
Si (%) 0.80-1.20 0.80-1.20
Mn (%) 0.25-0.50 0.25-0.50
Cr (%) 4.50-5.50 4.75-5.50
Mo (%) 1.00-1.50 1.20-1.60
V (%) 0.30-0.50 0.20-0.40
P (%) Not specified <=0.035
S (%) Not specified <=0.035
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 SKD6 IS 1570 (Part 6) XT35Cr5Mo1V3
Hardness HRC (hardened) 40-52 Not specified
Hardness HB (annealed) <=229 Not specified
Typical Applications
JIS G4404 SKD6
Die casting dies, hot forging tools
IS 1570 (Part 6) XT35Cr5Mo1V3
Not documented
Key Differences
Can JIS G4404 SKD6 Be Substituted With IS 1570 (Part 6) XT35Cr5Mo1V3?
JIS G4404 SKD6 and IS 1570 (Part 6) XT35Cr5Mo1V3 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 6) XT35Cr5Mo1V3 is often considered as a substitute for JIS G4404 SKD6 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
JIS G4404 SKD6
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2500–3900 mm (98.43–153.54 in)
IS 1570 (Part 6) XT35Cr5Mo1V3
No active listings currently.
On M-EX Right Now
JIS G4404 SKD6
2 active listings and RFQs →
IS 1570 (Part 6) XT35Cr5Mo1V3
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between JIS G4404 SKD6 and IS 1570 (Part 6) XT35Cr5Mo1V3?
IS 1570 (Part 6) XT35Cr5Mo1V3 specifies P, S which are not specified for JIS G4404 SKD6.
Can JIS G4404 SKD6 be substituted with IS 1570 (Part 6) XT35Cr5Mo1V3?
JIS G4404 SKD6 and IS 1570 (Part 6) XT35Cr5Mo1V3 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 6) XT35Cr5Mo1V3 is often considered as a substitute for JIS G4404 SKD6 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.