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AISI 1025 vs BS 970 (Part 1) 080A20

Strong Match — 86.6% match based on chemical composition and mechanical property overlap.

AISI 1025 and BS 970 (Part 1) 080A20 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. AISI 1025 is typically used for forgings, shafts, general engineering, while BS 970 (Part 1) 080A20 is commonly used for used for nuts, bolts, hydraulic fittings, precision turned parts, sleeves, and couplings.. AISI 1025 is defined under AISI, originating from United States, while BS 970 (Part 1) 080A20 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, AISI 1025 vs BS 970 (Part 1) 080A20 is a 86.6% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 86.6%.

Frequently Compared With AISI 1025:
BS 970 (Part 1) 040A10 BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 040A04 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 045M10 BS 970 (Part 1) 060A32
Match Breakdown
CHEMISTRY MATCH
86.6%
MECHANICAL MATCH
No shared data
OVERALL
86.6%
Specifications
Property AISI 1025 BS 970 (Part 1) 080A20
Standard AISI BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) 0.22–0.28 0.18-0.23
Mn (%) 0.30–0.60 0.70-0.90
S (%) ≤0.050 Not specified
P (%) ≤0.030 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 AISI 1025 BS 970 (Part 1) 080A20
Tensile Strength 460–610 MPa Not specified
Elongation ≥20% Not specified
Hardness ≤143 HB Not specified
Typical Applications
AISI 1025
Forgings, shafts, general engineering
BS 970 (Part 1) 080A20
Used for nuts, bolts, hydraulic fittings, precision turned parts, sleeves, and couplings.
Key Differences
Can AISI 1025 Be Substituted With BS 970 (Part 1) 080A20?
AISI 1025 and BS 970 (Part 1) 080A20 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 080A20 is often considered as a substitute for AISI 1025 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
AISI 1025
Round Bar → (3 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 6200–6800 mm (244.09–267.72 in)
BS 970 (Part 1) 080A20
Round Bar → (2 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 4800–6600 mm (188.98–259.84 in)
On M-EX Right Now
AISI 1025
3 active listings and RFQs →
BS 970 (Part 1) 080A20
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between AISI 1025 and BS 970 (Part 1) 080A20?
AISI 1025 specifies S, P which are not specified for BS 970 (Part 1) 080A20.
Can AISI 1025 be substituted with BS 970 (Part 1) 080A20?
AISI 1025 and BS 970 (Part 1) 080A20 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 080A20 is often considered as a substitute for AISI 1025 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.