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IS 3748 T105W6CrV2 vs GB/T 1299 4Cr5MoSiV

Minimal Match — 34.6% match based on chemical composition and mechanical property overlap.

IS 3748 T105W6CrV2 (IS 3748:1990) and GB/T 1299 4Cr5MoSiV (GB/T 1299-2014) are both steel grades. Both fall under the Tool & Die Steels category. IS 3748 T105W6CrV2 is typically used for cold work tools and dies for blanking, trimming, chipping and shearing, while GB/T 1299 4Cr5MoSiV is commonly used for die casting dies, extrusion tooling. IS 3748 T105W6CrV2 is defined under Bureau of Indian Standards (IS), originating from India, while GB/T 1299 4Cr5MoSiV is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, IS 3748 T105W6CrV2 vs GB/T 1299 4Cr5MoSiV is a 51.9% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 34.6%.

Frequently Compared With IS 3748 T105W6CrV2:
EN ISO 683-17 100Cr6 IS 3748 118T3 IS 1570 (Part 6) 118T3 IS 1570 (Part 6) 133T3 IS 3748 103T3 IS 1570 (Part 6) 103T3 IS 3748 133T3 EN ISO 4957 1.2316 DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 GB/T 1299 3Cr2W8V GOST 5950 3H2W8F
Match Breakdown
CHEMISTRY MATCH
51.9%
MECHANICAL MATCH
0%
OVERALL
34.6%
Specifications
Property IS 3748 T105W6CrV2 GB/T 1299 4Cr5MoSiV
Standard IS 3748:1990 GB/T 1299-2014
Category Tool & Die Steels Tool & Die Steels
C (%) 0.90-1.20 0.32–0.45
Si (%) 0.10-0.35 0.80–1.20
Mn (%) <=0.40 0.20–0.50
Cr (%) 0.40-0.80 4.75–5.50
Mo (%) <=0.25 1.10–1.60
V (%) 0.20-0.30 0.30–0.60
W (%) 1.25-1.75 Not specified
S (%) <=0.035 Not specified
P (%) <=0.035 Not specified
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 3748 T105W6CrV2 GB/T 1299 4Cr5MoSiV
Hardness <=230 HB Not specified
Condition Annealed (maximum Brinell hardness) Not specified
Hardness HRC (hardened) Not specified 40–54
Hardness HB (annealed) Not specified ≤235
Typical Applications
IS 3748 T105W6CrV2
Cold work tools and dies for blanking, trimming, chipping and shearing
GB/T 1299 4Cr5MoSiV
Die casting dies, extrusion tooling
Key Differences
Can IS 3748 T105W6CrV2 Be Substituted With GB/T 1299 4Cr5MoSiV?
IS 3748 T105W6CrV2 and GB/T 1299 4Cr5MoSiV 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 3748 T105W6CrV2
No active listings currently.
GB/T 1299 4Cr5MoSiV
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2500–2700 mm (98.43–106.3 in)
On M-EX Right Now
IS 3748 T105W6CrV2
0 active listings and RFQs →
GB/T 1299 4Cr5MoSiV
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 3748 T105W6CrV2 and GB/T 1299 4Cr5MoSiV?
IS 3748 T105W6CrV2 specifies W, S, P which are not specified for GB/T 1299 4Cr5MoSiV.
Can IS 3748 T105W6CrV2 be substituted with GB/T 1299 4Cr5MoSiV?
IS 3748 T105W6CrV2 and GB/T 1299 4Cr5MoSiV 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.