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IS 3748 T50Cr4V2 vs GB/T 1299 3Cr2W8V

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

IS 3748 T50Cr4V2 (IS 3748:1990) and GB/T 1299 3Cr2W8V (GB/T 1299-2014) are both steel grades. Both fall under the Tool & Die Steels category. IS 3748 T50Cr4V2 is typically used for cold work tools and dies for blanking, trimming, chipping and shearing, 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.. IS 3748 T50Cr4V2 is defined under Bureau of Indian Standards (IS), originating from India, while GB/T 1299 3Cr2W8V is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, IS 3748 T50Cr4V2 vs GB/T 1299 3Cr2W8V is a 62.9% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With IS 3748 T50Cr4V2:
IS 1570 (Part 6) 103T3 EN ISO 4957 1.2316 EN ISO 683-17 100Cr6 IS 3748 103T3 IS 1570 (Part 6) 118T3 IS 3748 133T3 IS 1570 (Part 6) 133T3 GB/T 1299 4Cr5MoSiV DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 IS 3748 118T3 GOST 5950 3H2W8F
Match Breakdown
CHEMISTRY MATCH
62.9%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property IS 3748 T50Cr4V2 GB/T 1299 3Cr2W8V
Standard IS 3748:1990 GB/T 1299-2014
Category Tool & Die Steels Tool & Die Steels
C (%) 0.45-0.55 0.30-0.40
Si (%) 0.10-0.35 0.20-0.40
Mn (%) 0.50-0.80 0.20-0.50
Cr (%) 0.90-1.20 2.20-2.70
V (%) 0.15-0.30 0.20-0.50
S (%) <=0.035 0.030 max
P (%) <=0.035 0.030 max
W (%) Not specified 7.50-9.00
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 T50Cr4V2 GB/T 1299 3Cr2W8V
Hardness <=230 HB 48-54 HRC
Condition Annealed (maximum Brinell hardness) Not specified
Tensile Strength Not specified 1180-1380 MPa
Yield Strength Not specified 980-1180 MPa
Elongation Not specified 10-14%
Typical Applications
IS 3748 T50Cr4V2
Cold work tools and dies for blanking, trimming, chipping and shearing
GB/T 1299 3Cr2W8V
Used for hot forging dies, extrusion dies, die-casting molds, hot punches, and hot shear blades.
Key Differences
Can IS 3748 T50Cr4V2 Be Substituted With GB/T 1299 3Cr2W8V?
IS 3748 T50Cr4V2 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
IS 3748 T50Cr4V2
No active listings currently.
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
IS 3748 T50Cr4V2
0 active listings and RFQs →
GB/T 1299 3Cr2W8V
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 3748 T50Cr4V2 and GB/T 1299 3Cr2W8V?
GB/T 1299 3Cr2W8V specifies W which is not specified for IS 3748 T50Cr4V2.
Can IS 3748 T50Cr4V2 be substituted with GB/T 1299 3Cr2W8V?
IS 3748 T50Cr4V2 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.