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GOST 14959 50HFA vs IS 1570 (Part 4) 10Cr20Mo6

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

GOST 14959 50HFA (GOST 14959-2016) and IS 1570 (Part 4) 10Cr20Mo6 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 10Cr20Mo6 is defined under Bureau of Indian Standards (IS) (India).

As per chemical composition, GOST 14959 50HFA vs IS 1570 (Part 4) 10Cr20Mo6 is a 55.1% 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 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) 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
55.1%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property GOST 14959 50HFA IS 1570 (Part 4) 10Cr20Mo6
Standard GOST 14959-2016 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.46-0.54 <=0.15
Cr (%) 0.8-1.1 4.0-6.0
V (%) 0.1-0.2 Not specified
Si (%) 0.17-0.37 <=0.50
Mn (%) 0.5-0.8 0.40-0.70
Ni (%) Not specified <=0.30
Mo (%) Not specified 0.45-0.65
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) 10Cr20Mo6
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) 10Cr20Mo6
Not documented
Key Differences
Can GOST 14959 50HFA Be Substituted With IS 1570 (Part 4) 10Cr20Mo6?
GOST 14959 50HFA and IS 1570 (Part 4) 10Cr20Mo6 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 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) 10Cr20Mo6
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On M-EX Right Now
GOST 14959 50HFA
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IS 1570 (Part 4) 10Cr20Mo6
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Frequently Asked Questions
What is the difference between GOST 14959 50HFA and IS 1570 (Part 4) 10Cr20Mo6?
GOST 14959 50HFA specifies V which is not specified for IS 1570 (Part 4) 10Cr20Mo6. IS 1570 (Part 4) 10Cr20Mo6 specifies Ni, Mo which are not specified for GOST 14959 50HFA.
Can GOST 14959 50HFA be substituted with IS 1570 (Part 4) 10Cr20Mo6?
GOST 14959 50HFA and IS 1570 (Part 4) 10Cr20Mo6 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.