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GOST 1050 45 vs BS 970 (Part 1) 045M10

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

GOST 1050 45 (GOST 1050-2013) and BS 970 (Part 1) 045M10 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. GOST 1050 45 is typically used for gears, shafts, spindles, bolts, axles, forged components, while BS 970 (Part 1) 045M10 is commonly used for case hardening steel (section four). BS 970 (Part 1) 045M10 is defined under British Standards (BS) (United Kingdom).

As per chemical composition, GOST 1050 45 vs BS 970 (Part 1) 045M10 is a 63.7% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With GOST 1050 45:
BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A10 BS 970 (Part 1) 080A20 BS 970 (Part 1) 045A10 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 060A32
Match Breakdown
CHEMISTRY MATCH
63.7%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property GOST 1050 45 BS 970 (Part 1) 045M10
Standard GOST 1050-2013 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) 0.42-0.50 0.07-0.13
Si (%) 0.17-0.37 Not specified
Mn (%) 0.50-0.80 0.30-0.60
S (%) <=0.040 Not specified
P (%) <=0.035 Not specified
Cr (%) <=0.25 Not specified
Ni (%) <=0.25 Not specified
Cu (%) <=0.25 Not specified
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GOST 1050 45 BS 970 (Part 1) 045M10
Tensile Strength 600-750 MPa 430 MPa min
Yield Strength >=355 MPa Not specified
Elongation >=16% 18 % min
Hardness 170-229 HB Not specified
Condition Not specified Case hardened, 19 mm test bar
Typical Applications
GOST 1050 45
gears, shafts, spindles, bolts, axles, forged components
BS 970 (Part 1) 045M10
Case hardening steel (section four)
Key Differences
Can GOST 1050 45 Be Substituted With BS 970 (Part 1) 045M10?
GOST 1050 45 and BS 970 (Part 1) 045M10 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 1050 45
Round Bar → (2 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 6600–7000 mm (259.84–275.59 in)
BS 970 (Part 1) 045M10
No active listings currently.
On M-EX Right Now
GOST 1050 45
2 active listings and RFQs →
BS 970 (Part 1) 045M10
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Frequently Asked Questions
What is the difference between GOST 1050 45 and BS 970 (Part 1) 045M10?
GOST 1050 45 specifies Si, S, P, Cr which are not specified for BS 970 (Part 1) 045M10.
Can GOST 1050 45 be substituted with BS 970 (Part 1) 045M10?
GOST 1050 45 and BS 970 (Part 1) 045M10 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.