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JIS G4404 SKD6 vs GB/T 1299 3Cr2W8V

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

JIS G4404 SKD6 (JIS G4404:2006) and GB/T 1299 3Cr2W8V (GB/T 1299-2014) are both steel grades. Both fall under the Tool & Die Steels category. JIS G4404 SKD6 is typically used for die casting dies, hot forging tools, while GB/T 1299 3Cr2W8V is commonly used for used for hot forging dies, extrusion dies, die-casting molds, hot punches, and hot shear blades.. JIS G4404 SKD6 is defined under Japanese Industrial Standards (JIS), originating from Japan, while GB/T 1299 3Cr2W8V is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, JIS G4404 SKD6 vs GB/T 1299 3Cr2W8V is a 62.7% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With JIS G4404 SKD6:
GOST 5950 4H5MFS1 GOST 5950 4H5MFS EN ISO 683-17 100Cr6 AISI 52100 EN ISO 4957 1.2316 GB/T 1299 4Cr5MoSiV GOST 5950 3H2W8F DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 GB/T 1299 4Cr5MoSiV1 IS 1570 (Part 6) 103T3 IS 3748 103T3
Match Breakdown
CHEMISTRY MATCH
62.7%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property JIS G4404 SKD6 GB/T 1299 3Cr2W8V
Standard JIS G4404:2006 GB/T 1299-2014
Category Tool & Die Steels Tool & Die Steels
C (%) 0.32-0.42 0.30-0.40
Si (%) 0.80-1.20 0.20-0.40
Mn (%) 0.25-0.50 0.20-0.50
Cr (%) 4.50-5.50 2.20-2.70
Mo (%) 1.00-1.50 Not specified
V (%) 0.30-0.50 0.20-0.50
W (%) Not specified 7.50-9.00
P (%) Not specified 0.030 max
S (%) Not specified 0.030 max
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 GB/T 1299 3Cr2W8V
Hardness HRC (hardened) 40-52 Not specified
Hardness HB (annealed) <=229 Not specified
Tensile Strength Not specified 1180-1380 MPa
Yield Strength Not specified 980-1180 MPa
Elongation Not specified 10-14%
Hardness Not specified 48-54 HRC
Typical Applications
JIS G4404 SKD6
Die casting dies, hot forging tools
GB/T 1299 3Cr2W8V
Used for hot forging dies, extrusion dies, die-casting molds, hot punches, and hot shear blades.
Key Differences
Can JIS G4404 SKD6 Be Substituted With GB/T 1299 3Cr2W8V?
JIS G4404 SKD6 and GB/T 1299 3Cr2W8V 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
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)
GB/T 1299 3Cr2W8V
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2800–2900 mm (110.24–114.17 in)
On M-EX Right Now
JIS G4404 SKD6
2 active listings and RFQs →
GB/T 1299 3Cr2W8V
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between JIS G4404 SKD6 and GB/T 1299 3Cr2W8V?
JIS G4404 SKD6 specifies Mo which is not specified for GB/T 1299 3Cr2W8V. GB/T 1299 3Cr2W8V specifies W, P, S which are not specified for JIS G4404 SKD6.
Can JIS G4404 SKD6 be substituted with GB/T 1299 3Cr2W8V?
JIS G4404 SKD6 and GB/T 1299 3Cr2W8V 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.