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BS 970 EN56CM vs BS 970 (Part 3) 416S29

Close Alternative — 84.7% match based on chemical composition and mechanical property overlap.

BS 970 EN56CM (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 EN56CM 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 EN56CM vs BS 970 (Part 3) 416S29 is a 84.7% 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 84.7%.

Frequently Compared With BS 970 EN56CM:
GB/T 3280 06Cr19Ni10 EN 10088-1 1.4006 EN 10088-1 1.4401 IS 1570 (Part 7) 11Cr17Ni13W3TiH EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4301 IS 1570 (Part 7) 12Cr13H ASTM A959 .-
Match Breakdown
CHEMISTRY MATCH
84.7%
MECHANICAL MATCH
No shared data
OVERALL
84.7%
Specifications
Property BS 970 EN56CM BS 970 (Part 3) 416S29
Standard BS 970:1955 BS 970 (Part 3):1991
Category Stainless Steel Stainless Steel
C (%) 0.18-0.25 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 EN56CM 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 EN56CM
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 EN56CM Be Substituted With BS 970 (Part 3) 416S29?
BS 970 EN56CM and BS 970 (Part 3) 416S29 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.
On M-EX Right Now
BS 970 EN56CM
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BS 970 (Part 3) 416S29
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Frequently Asked Questions
What is the difference between BS 970 EN56CM and BS 970 (Part 3) 416S29?
BS 970 EN56CM specifies Se, Zr, Pb which are not specified for BS 970 (Part 3) 416S29.
Can BS 970 EN56CM be substituted with BS 970 (Part 3) 416S29?
BS 970 EN56CM and BS 970 (Part 3) 416S29 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.