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GB/T 1299 Cr12MoV vs IS 1570 (Part 6) 103T3

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

GB/T 1299 Cr12MoV (GB/T 1299-2014) and IS 1570 (Part 6) 103T3 (IS 1570 (Part 6):1996) are both steel grades. Both fall under the Tool & Die Steels category. GB/T 1299 Cr12MoV is defined under Guobiao Standards (GB/T), originating from China, while IS 1570 (Part 6) 103T3 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, GB/T 1299 Cr12MoV vs IS 1570 (Part 6) 103T3 is a 49.9% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With GB/T 1299 Cr12MoV:
DIN EN ISO 4957 1.2379 DIN EN ISO 4957 1.2344 GB/T 1299 4Cr5MoSiV1 AISI 52100 EN ISO 683-17 100Cr6 EN ISO 4957 1.2316 GB/T 1299 4Cr5MoSiV GOST 5950 4H5MFS1 GOST 5950 4H5MFS GB/T 1299 3Cr2W8V GOST 5950 3H2W8F
Other Tool & Die Steels Grades to Compare With GB/T 1299 Cr12MoV:
IS 3748 103T3
Match Breakdown
CHEMISTRY MATCH
49.9%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property GB/T 1299 Cr12MoV IS 1570 (Part 6) 103T3
Standard GB/T 1299-2014 IS 1570 (Part 6):1996
Category Tool & Die Steels Tool & Die Steels
C (%) 1.45–1.70 0.95-1.10
Mn (%) ≤0.40 <=0.40
Si (%) ≤0.40 0.10-0.30
Cr (%) 11.00–13.00 <=0.20
Mo (%) 0.40–0.60 Not specified
V (%) 0.15–0.30 Not specified
S (%) ≤0.030 <=0.035
P (%) ≤0.030 <=0.035
Cu (%) Not specified <=0.25
Ni (%) Not specified <=0.25
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GB/T 1299 Cr12MoV IS 1570 (Part 6) 103T3
Hardness (annealed) ≤255 HB Not specified
Hardness (hardened) 57–62 HRC Not specified
Compressive Strength 2400 MPa Not specified
Typical Applications
GB/T 1299 Cr12MoV
Blanking dies, forming dies, thread rolling dies, punches, shear blades, gauges, broaches, drawing dies
IS 1570 (Part 6) 103T3
Not documented
Key Differences
Can GB/T 1299 Cr12MoV Be Substituted With IS 1570 (Part 6) 103T3?
GB/T 1299 Cr12MoV and IS 1570 (Part 6) 103T3 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
GB/T 1299 Cr12MoV
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 3100–3400 mm (122.05–133.86 in)
IS 1570 (Part 6) 103T3
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On M-EX Right Now
GB/T 1299 Cr12MoV
2 active listings and RFQs →
IS 1570 (Part 6) 103T3
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Frequently Asked Questions
What is the difference between GB/T 1299 Cr12MoV and IS 1570 (Part 6) 103T3?
GB/T 1299 Cr12MoV specifies Mo, V which are not specified for IS 1570 (Part 6) 103T3. IS 1570 (Part 6) 103T3 specifies Cu, Ni which are not specified for GB/T 1299 Cr12MoV.
Can GB/T 1299 Cr12MoV be substituted with IS 1570 (Part 6) 103T3?
GB/T 1299 Cr12MoV and IS 1570 (Part 6) 103T3 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.