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BS 970 EN52 vs ASTM A959 405

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

BS 970 EN52 (BS 970:1955) and ASTM A959 405 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. BS 970 EN52 is typically used for bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars., while ASTM A959 405 is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). BS 970 EN52 is defined under British Standards (BS), originating from United Kingdom, while ASTM A959 405 is defined under ASTM International, originating from United States.

As per chemical composition, BS 970 EN52 vs ASTM A959 405 is a 70.4% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With BS 970 EN52:
ASTM A959 .- GOST 5632 08X18H10 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
70.4%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property BS 970 EN52 ASTM A959 405
Standard BS 970:1955 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) 0.40-0.50 <=0.08
Si (%) 3.00-3.75 <=1.00
Mn (%) 0.30-0.60 <=1.00
Ni (%) <=0.50 <=0.50
Cr (%) 7.50-9.50 11.5-14.5
S (%) <=0.040 <=0.030
P (%) <=0.040 <=0.040
Al (%) Not specified 0.10-0.30
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
BS 970 EN52
Bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars.
ASTM A959 405
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Key Differences
Can BS 970 EN52 Be Substituted With ASTM A959 405?
BS 970 EN52 and ASTM A959 405 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.
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BS 970 EN52
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ASTM A959 405
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Frequently Asked Questions
What is the difference between BS 970 EN52 and ASTM A959 405?
ASTM A959 405 specifies Al which is not specified for BS 970 EN52.
Can BS 970 EN52 be substituted with ASTM A959 405?
BS 970 EN52 and ASTM A959 405 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.