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BS 970 EN56BM vs BS 970 (Part 3) 416S29

Strong Match — 87.4% match based on chemical composition and mechanical property overlap.

BS 970 EN56BM (BS 970:1955) and BS 970 (Part 3) 416S29 (BS 970 (Part 3):1991) are both steel grades. Both fall under the Stainless Steel category. BS 970 EN56BM is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 3) 416S29 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 EN56BM vs BS 970 (Part 3) 416S29 is a 87.4% 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 87.4%.

Frequently Compared With BS 970 EN56BM:
GOST 5632 08X18H10 IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 12Cr12MoH GB/T 3280 06Cr19Ni10 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoVH ASTM A959 .- GOST 5632 06Kh23N28 EN 10088-1 1.4401
Match Breakdown
CHEMISTRY MATCH
87.4%
MECHANICAL MATCH
No shared data
OVERALL
87.4%
Specifications
Property BS 970 EN56BM BS 970 (Part 3) 416S29
Standard BS 970:1955 BS 970 (Part 3):1991
Category Stainless Steel Stainless Steel
C (%) 0.12-0.18 0.14-0.20
Si (%) <=1.00 <=1.0
Mn (%) <=1.50 <=1.5
Ni (%) <=1.00 <=1.00
Cr (%) 12.0-14.0 11.5-13.5
Mo (%) <=0.60 <=0.60
S (%) <=0.75 0.15-0.35
Se (%) <=0.60 Not specified
Zr (%) <=0.60 Not specified
Pb (%) <=0.35 Not specified
P (%) <=0.045 <=0.060
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 EN56BM BS 970 (Part 3) 416S29
Tensile Strength ≥541 MPa (35 tons/sq in, converted) Not specified
Elongation ≥20% Not specified
Hardness 152-207 HB Not specified
Condition Hardened and tempered P, ruling section 6 in (lowest-strength condition of the standard) Not specified
Typical Applications
BS 970 EN56BM
Not documented
BS 970 (Part 3) 416S29
Bright cold finished bars (cold drawn, turned or precision ground) for general engineering purposes, in straight lengths; martensitic stainless steel (Table 17)
Key Differences
Can BS 970 EN56BM Be Substituted With BS 970 (Part 3) 416S29?
BS 970 EN56BM and BS 970 (Part 3) 416S29 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 3) 416S29 is often considered as a substitute for BS 970 EN56BM 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 EN56BM
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BS 970 (Part 3) 416S29
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Frequently Asked Questions
What is the difference between BS 970 EN56BM and BS 970 (Part 3) 416S29?
BS 970 EN56BM specifies Se, Zr, Pb which are not specified for BS 970 (Part 3) 416S29.
Can BS 970 EN56BM be substituted with BS 970 (Part 3) 416S29?
BS 970 EN56BM and BS 970 (Part 3) 416S29 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 3) 416S29 is often considered as a substitute for BS 970 EN56BM in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.