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GOST 801 ShKh15 vs BS 970 (Part 1) 535A99

Close Alternative — 81.6% match based on chemical composition and mechanical property overlap.

GOST 801 ShKh15 (GOST 801-1978) and BS 970 (Part 1) 535A99 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Alloy Steel category. GOST 801 ShKh15 is typically used for used for ball bearings, roller bearings, races, bearing rings, and precision rollers., while BS 970 (Part 1) 535A99 is commonly used for used for aircraft fittings, gears, high-strength shafts, crankshafts, heavy-duty fasteners, and transmission parts.. BS 970 (Part 1) 535A99 is defined under British Standards (BS) (United Kingdom).

As per chemical composition, GOST 801 ShKh15 vs BS 970 (Part 1) 535A99 is a 81.6% 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 81.6%.

Frequently Compared With GOST 801 ShKh15:
UNI 11234 100Cr6 NF A35-565 100C6 GOST 4543 12HN3A IS 1570 (Part 4) 103Cr4 GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H
Match Breakdown
CHEMISTRY MATCH
81.6%
MECHANICAL MATCH
No shared data
OVERALL
81.6%
Specifications
Property GOST 801 ShKh15 BS 970 (Part 1) 535A99
Standard GOST 801-1978 BS 970 (Part 1):1983
Category Alloy Steel Alloy Steel
C (%) 0.95-1.05 0.95-1.10
Cr (%) 1.35-1.65 1.20-1.60
Mn (%) 0.2-0.5 0.40-0.70
Si (%) 0.17-0.37 Not specified
P (%) Not specified <=0.035
S (%) Not specified <=0.040
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GOST 801 ShKh15 BS 970 (Part 1) 535A99
Tensile Strength 750-950 MPa Not specified
Yield Strength 450 MPa min Not specified
Elongation 8% min Not specified
Hardness 60-66 HRC Not specified
Typical Applications
GOST 801 ShKh15
Used for ball bearings, roller bearings, races, bearing rings, and precision rollers.
BS 970 (Part 1) 535A99
Used for aircraft fittings, gears, high-strength shafts, crankshafts, heavy-duty fasteners, and transmission parts.
Key Differences
Can GOST 801 ShKh15 Be Substituted With BS 970 (Part 1) 535A99?
GOST 801 ShKh15 and BS 970 (Part 1) 535A99 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 801 ShKh15
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6600–7000 mm (259.84–275.59 in)
BS 970 (Part 1) 535A99
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5200–6400 mm (204.72–251.97 in)
On M-EX Right Now
GOST 801 ShKh15
2 active listings and RFQs →
BS 970 (Part 1) 535A99
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between GOST 801 ShKh15 and BS 970 (Part 1) 535A99?
GOST 801 ShKh15 specifies Si which is not specified for BS 970 (Part 1) 535A99. BS 970 (Part 1) 535A99 specifies P, S which are not specified for GOST 801 ShKh15.
Can GOST 801 ShKh15 be substituted with BS 970 (Part 1) 535A99?
GOST 801 ShKh15 and BS 970 (Part 1) 535A99 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.