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IS 1570 (Part 4) 33Mo6 vs GOST 4543 35XM

Close Alternative — 72.9% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 33Mo6 (IS 1570 (Part 4):1988) and GOST 4543 35XM (GOST 4543-2016) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 33Mo6 is defined under Bureau of Indian Standards (IS) (India).

As per chemical composition, IS 1570 (Part 4) 33Mo6 vs GOST 4543 35XM is a 72.9% 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 72.9%.

Frequently Compared With IS 1570 (Part 4) 33Mo6:
IS 1570 (Part 4) 10Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 GOST 4543 12HN3A NF A35-565 100C6 GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 105Cr5 EN 10028-2 12CrMo9-10
Match Breakdown
CHEMISTRY MATCH
72.9%
MECHANICAL MATCH
No shared data
OVERALL
72.9%
Specifications
Property IS 1570 (Part 4) 33Mo6 GOST 4543 35XM
Standard IS 1570 (Part 4):1988 GOST 4543-2016
Category Alloy Steel Alloy Steel
C (%) 0.25-0.40 0.32-0.40
Si (%) 0.10-0.35 0.17-0.37
Mn (%) 0.40-0.70 0.40-0.70
Ni (%) <=0.30 <=0.30
Cr (%) <=0.25 0.80-1.10
Mo (%) 0.45-0.65 0.15-0.25
S (%) Not specified <=0.035
P (%) Not specified <=0.035
Cu (%) Not specified <=0.30
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 1570 (Part 4) 33Mo6 GOST 4543 35XM
Tensile Strength Not specified 930-1080 MPa
Yield Strength Not specified >=735 MPa
Elongation Not specified >=11%
Hardness Not specified 241-285 HB
Typical Applications
IS 1570 (Part 4) 33Mo6
Not documented
GOST 4543 35XM
gears, shafts, connecting rods, turbine fasteners, forged parts, high-strength components
Key Differences
Can IS 1570 (Part 4) 33Mo6 Be Substituted With GOST 4543 35XM?
IS 1570 (Part 4) 33Mo6 and GOST 4543 35XM 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
IS 1570 (Part 4) 33Mo6
No active listings currently.
GOST 4543 35XM
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5500–6500 mm (216.54–255.91 in)
On M-EX Right Now
IS 1570 (Part 4) 33Mo6
0 active listings and RFQs →
GOST 4543 35XM
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 33Mo6 and GOST 4543 35XM?
GOST 4543 35XM specifies S, P, Cu which are not specified for IS 1570 (Part 4) 33Mo6.
Can IS 1570 (Part 4) 33Mo6 be substituted with GOST 4543 35XM?
IS 1570 (Part 4) 33Mo6 and GOST 4543 35XM 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.