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GOST 4543 40XH vs IS 1570 (Part 4) 10Cr20Mo6

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

GOST 4543 40XH (GOST 4543-2016) 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 4543 40XH vs IS 1570 (Part 4) 10Cr20Mo6 is a 55.3% 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 4543 40XH:
GOST 4543 12HN3A UNI 11234 100Cr6 NF A35-565 100C6 GB/T 3077 12Cr2Ni4A IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
55.3%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property GOST 4543 40XH IS 1570 (Part 4) 10Cr20Mo6
Standard GOST 4543-2016 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.36-0.44 <=0.15
Si (%) 0.17-0.37 <=0.50
Mn (%) 0.50-0.80 0.40-0.70
S (%) <=0.035 Not specified
P (%) <=0.035 Not specified
Cr (%) 0.45-0.75 4.0-6.0
Ni (%) 1.00-1.40 <=0.30
Cu (%) <=0.30 Not specified
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 4543 40XH IS 1570 (Part 4) 10Cr20Mo6
Tensile Strength 980-1180 MPa Not specified
Yield Strength >=785 MPa Not specified
Elongation >=10% Not specified
Hardness 241-285 HB Not specified
Typical Applications
GOST 4543 40XH
heavy-duty gears, transmission shafts, axles, high-strength fasteners, forged machinery parts
IS 1570 (Part 4) 10Cr20Mo6
Not documented
Key Differences
Can GOST 4543 40XH Be Substituted With IS 1570 (Part 4) 10Cr20Mo6?
GOST 4543 40XH 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 4543 40XH
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5900–6100 mm (232.28–240.16 in)
IS 1570 (Part 4) 10Cr20Mo6
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On M-EX Right Now
GOST 4543 40XH
2 active listings and RFQs →
IS 1570 (Part 4) 10Cr20Mo6
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Frequently Asked Questions
What is the difference between GOST 4543 40XH and IS 1570 (Part 4) 10Cr20Mo6?
GOST 4543 40XH specifies S, P, Cu which are not specified for IS 1570 (Part 4) 10Cr20Mo6. IS 1570 (Part 4) 10Cr20Mo6 specifies Mo which is not specified for GOST 4543 40XH.
Can GOST 4543 40XH be substituted with IS 1570 (Part 4) 10Cr20Mo6?
GOST 4543 40XH 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.