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GOST 5950 9HF vs IS 1570 (Part 6) 103T3

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

GOST 5950 9HF (GOST 5950-2000) and IS 1570 (Part 6) 103T3 (IS 1570 (Part 6):1996) are both steel grades. Both fall under the Tool & Die Steels category. IS 1570 (Part 6) 103T3 is defined under Bureau of Indian Standards (IS) (India).

As per chemical composition, GOST 5950 9HF vs IS 1570 (Part 6) 103T3 is a 61.4% 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 GOST 5950 9HF:
GOST 5950 3H2W8F EN ISO 4957 1.2316 DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 GB/T 1299 4Cr5MoSiV1 EN ISO 683-17 100Cr6 GOST 5950 4H5MFS1 GOST 5950 4H5MFS GB/T 1299 3Cr2W8V GB/T 1299 4Cr5MoSiV AISI 52100
Other Tool & Die Steels Grades to Compare With GOST 5950 9HF:
IS 3748 103T3
Match Breakdown
CHEMISTRY MATCH
61.4%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property GOST 5950 9HF IS 1570 (Part 6) 103T3
Standard GOST 5950-2000 IS 1570 (Part 6):1996
Category Tool & Die Steels Tool & Die Steels
C (%) 0.85-0.95 0.95-1.10
Cr (%) 0.9-1.2 <=0.20
V (%) 0.15-0.3 Not specified
Mn (%) 0.3-0.6 <=0.40
Si (%) 0.15-0.35 0.10-0.30
P (%) Not specified <=0.035
S (%) Not specified <=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 GOST 5950 9HF IS 1570 (Part 6) 103T3
Tensile Strength 900-1100 MPa Not specified
Yield Strength 700 MPa min Not specified
Elongation 8% min Not specified
Hardness 60-64 HRC Not specified
Typical Applications
GOST 5950 9HF
Used for dies, punches, reamers, gauges, and woodworking cutters.
IS 1570 (Part 6) 103T3
Not documented
Key Differences
Can GOST 5950 9HF Be Substituted With IS 1570 (Part 6) 103T3?
GOST 5950 9HF 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
GOST 5950 9HF
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2500–3500 mm (98.43–137.8 in)
IS 1570 (Part 6) 103T3
No active listings currently.
On M-EX Right Now
GOST 5950 9HF
2 active listings and RFQs →
IS 1570 (Part 6) 103T3
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Frequently Asked Questions
What is the difference between GOST 5950 9HF and IS 1570 (Part 6) 103T3?
GOST 5950 9HF specifies V which is not specified for IS 1570 (Part 6) 103T3. IS 1570 (Part 6) 103T3 specifies P, S, Cu, Ni which are not specified for GOST 5950 9HF.
Can GOST 5950 9HF be substituted with IS 1570 (Part 6) 103T3?
GOST 5950 9HF 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.