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BS 970 EN202 vs BS 970 (Part 3) 210M15

Strong Match — 89.7% match based on chemical composition and mechanical property overlap.

BS 970 EN202 (BS 970:1955) and BS 970 (Part 3) 210M15 (BS 970 (Part 3):1991) are both steel grades. Both fall under the Free Machining Steel category. BS 970 EN202 is typically used for bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. for this type in cold drawn condition see en 7a., while BS 970 (Part 3) 210M15 is commonly used for bright cold finished bars (cold drawn, turned or precision ground) for general engineering purposes, in straight lengths; case hardening steel, carbon and carbon manganese (table 14). BS 970 EN202 is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 3) 210M15 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 EN202 vs BS 970 (Part 3) 210M15 is a 89.7% 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 89.7%.

Frequently Compared With BS 970 EN202:
SAE J403 1132 IS 1570 (Part 3) 10C8S10 SAE J403 1117 SAE J403 1117 SAE J403 1118 SAE J403 1118 SAE J403 1126 SAE J403 1126 IS 4432 10C8S10 SAE J403 1117 SAE J403 1118 SAE J403 1126
Match Breakdown
CHEMISTRY MATCH
89.7%
MECHANICAL MATCH
No shared data
OVERALL
89.7%
Specifications
Property BS 970 EN202 BS 970 (Part 3) 210M15
Standard BS 970:1955 BS 970 (Part 3):1991
Category Free Machining Steel Free Machining Steel
C (%) <=0.18 0.12-0.18
Si (%) 0.05-0.35 0.10-0.40
Mn (%) 1.20-1.50 0.90-1.30
S (%) 0.10-0.18 0.10-0.18
P (%) <=0.050 <=0.05
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property BS 970 EN202 BS 970 (Part 3) 210M15
Tensile Strength ≥587 MPa (38 tons/sq in, converted) Not specified
Elongation ≥20% Not specified
Condition Core, after heat treatment (lowest-strength condition of the standard) Not specified
Typical Applications
BS 970 EN202
Bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. For this type in cold drawn condition see En 7A.
BS 970 (Part 3) 210M15
Bright cold finished bars (cold drawn, turned or precision ground) for general engineering purposes, in straight lengths; case hardening steel, carbon and carbon manganese (Table 14)
Can BS 970 EN202 Be Substituted With BS 970 (Part 3) 210M15?
BS 970 EN202 and BS 970 (Part 3) 210M15 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 3) 210M15 is often considered as a substitute for BS 970 EN202 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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BS 970 EN202
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BS 970 (Part 3) 210M15
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Frequently Asked Questions
What is the difference between BS 970 EN202 and BS 970 (Part 3) 210M15?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can BS 970 EN202 be substituted with BS 970 (Part 3) 210M15?
BS 970 EN202 and BS 970 (Part 3) 210M15 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 3) 210M15 is often considered as a substitute for BS 970 EN202 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.