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GOST 4543 15H2NM vs IS 1570 (Part 4) 16Ni6Cr7Mo3

Close Alternative — 73.9% match based on chemical composition and mechanical property overlap.

GOST 4543 15H2NM (GOST 4543-2016) and IS 1570 (Part 4) 16Ni6Cr7Mo3 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 16Ni6Cr7Mo3 is defined under Bureau of Indian Standards (IS) (India).

As per chemical composition, GOST 4543 15H2NM vs IS 1570 (Part 4) 16Ni6Cr7Mo3 is a 73.9% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 73.9%.

Frequently Compared With GOST 4543 15H2NM:
NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 GB/T 3077 12Cr2Ni4A IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 4) 103Cr4
Match Breakdown
CHEMISTRY MATCH
73.9%
MECHANICAL MATCH
No shared data
OVERALL
73.9%
Specifications
Property GOST 4543 15H2NM IS 1570 (Part 4) 16Ni6Cr7Mo3
Standard GOST 4543-2016 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.12-0.18 0.14-0.19
Cr (%) 1.25-1.65 1.50-1.80
Ni (%) 1.4-1.8 1.40-1.70
Mo (%) 0.15-0.3 0.25-0.35
Mn (%) 0.3-0.6 0.40-0.60
Si (%) Not specified 0.15-0.35
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 15H2NM IS 1570 (Part 4) 16Ni6Cr7Mo3
Tensile Strength 900-1100 MPa Not specified
Yield Strength 735 MPa min Not specified
Elongation 10% min Not specified
Hardness 58-62 HRC (case) Not specified
Typical Applications
GOST 4543 15H2NM
Used for heavy-duty gears, shafts, couplings, bearings, and transmission parts.
IS 1570 (Part 4) 16Ni6Cr7Mo3
Not documented
Key Differences
Can GOST 4543 15H2NM Be Substituted With IS 1570 (Part 4) 16Ni6Cr7Mo3?
GOST 4543 15H2NM and IS 1570 (Part 4) 16Ni6Cr7Mo3 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
Forms & Sizes Available on M-EX
GOST 4543 15H2NM
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6000–6500 mm (236.22–255.91 in)
IS 1570 (Part 4) 16Ni6Cr7Mo3
No active listings currently.
On M-EX Right Now
GOST 4543 15H2NM
2 active listings and RFQs →
IS 1570 (Part 4) 16Ni6Cr7Mo3
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between GOST 4543 15H2NM and IS 1570 (Part 4) 16Ni6Cr7Mo3?
IS 1570 (Part 4) 16Ni6Cr7Mo3 specifies Si which is not specified for GOST 4543 15H2NM.
Can GOST 4543 15H2NM be substituted with IS 1570 (Part 4) 16Ni6Cr7Mo3?
GOST 4543 15H2NM and IS 1570 (Part 4) 16Ni6Cr7Mo3 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.