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GOST 14959 50HFA vs IS 1570 (Part 4) 50Cr4V2

Strong Match — 87.8% match based on chemical composition and mechanical property overlap.

GOST 14959 50HFA (GOST 14959-2016) and IS 1570 (Part 4) 50Cr4V2 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 50Cr4V2 is defined under Bureau of Indian Standards (IS) (India).

As per chemical composition, GOST 14959 50HFA vs IS 1570 (Part 4) 50Cr4V2 is a 87.8% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 87.8%.

Frequently Compared With GOST 14959 50HFA:
GOST 4543 12HN3A NF A35-565 100C6 UNI 11234 100Cr6 GB/T 3077 12Cr2Ni4A IS 4367 07Cr4Mo6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H
Match Breakdown
CHEMISTRY MATCH
87.8%
MECHANICAL MATCH
No shared data
OVERALL
87.8%
Specifications
Property GOST 14959 50HFA IS 1570 (Part 4) 50Cr4V2
Standard GOST 14959-2016 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.46-0.54 0.45-0.55
Cr (%) 0.8-1.1 0.90-1.20
V (%) 0.1-0.2 0.15-0.30
Si (%) 0.17-0.37 0.10-0.35
Mn (%) 0.5-0.8 0.50-0.80
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GOST 14959 50HFA IS 1570 (Part 4) 50Cr4V2
Tensile Strength 1200-1500 MPa Not specified
Yield Strength 1080 MPa min Not specified
Elongation 8% min Not specified
Hardness 42-50 HRC Not specified
Typical Applications
GOST 14959 50HFA
Used for coil springs, torsion bars, leaf springs, washers, and suspension parts.
IS 1570 (Part 4) 50Cr4V2
Not documented
Can GOST 14959 50HFA Be Substituted With IS 1570 (Part 4) 50Cr4V2?
GOST 14959 50HFA and IS 1570 (Part 4) 50Cr4V2 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 4) 50Cr4V2 is often considered as a substitute for GOST 14959 50HFA in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
GOST 14959 50HFA
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5500–6000 mm (216.54–236.22 in)
IS 1570 (Part 4) 50Cr4V2
No active listings currently.
On M-EX Right Now
GOST 14959 50HFA
2 active listings and RFQs →
IS 1570 (Part 4) 50Cr4V2
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Frequently Asked Questions
What is the difference between GOST 14959 50HFA and IS 1570 (Part 4) 50Cr4V2?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can GOST 14959 50HFA be substituted with IS 1570 (Part 4) 50Cr4V2?
GOST 14959 50HFA and IS 1570 (Part 4) 50Cr4V2 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 4) 50Cr4V2 is often considered as a substitute for GOST 14959 50HFA in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.