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BS 970 (Part 1) 303S42 vs EN 10088-1 X6CrNiCuS18-9-2

Close Alternative — 84.9% match based on chemical composition and mechanical property overlap.

BS 970 (Part 1) 303S42 (BS 970 (Part 1):1983) and EN 10088-1 X6CrNiCuS18-9-2 (EN 10088-1:2014) are both steel grades. Both fall under the Stainless Steel category. BS 970 (Part 1) 303S42 is defined under British Standards (BS), originating from United Kingdom, while EN 10088-1 X6CrNiCuS18-9-2 is defined under European Standard (EN), originating from Europe.

As per chemical composition, BS 970 (Part 1) 303S42 vs EN 10088-1 X6CrNiCuS18-9-2 is a 84.9% 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 84.9%.

Frequently Compared With BS 970 (Part 1) 303S42:
IS 1570 (Part 7) 12Cr12Ni2Mo GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH GB/T 3280 06Cr19Ni10 EN 10088-1 1.4301 EN 10088-1 1.4401 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr13H ASTM A959 .-
Match Breakdown
CHEMISTRY MATCH
84.9%
MECHANICAL MATCH
No shared data
OVERALL
84.9%
Specifications
Property BS 970 (Part 1) 303S42 EN 10088-1 X6CrNiCuS18-9-2
Standard BS 970 (Part 1):1983 EN 10088-1:2014
Category Stainless Steel Stainless Steel
C (%) <=0.12 <=0.08
Si (%) <=1.0 <=1.00
Mn (%) <=2.0 <=2.00
P (%) <=0.060 <=0.045
S (%) <=0.060 0.15-0.35
Cr (%) 17.0-19.0 17.0-19.0
Mo (%) <=1.00 <=0.60
Ni (%) 8.0-10.0 8.0-10.0
Se (%) 0.15-0.35 Not specified
N (%) Not specified <=0.10
Cu (%) Not specified 1.40-1.80
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
BS 970 (Part 1) 303S42
Austenitic stainless and heat resisting steel for mechanical and allied engineering purposes (Table 14, with Table 15 for the cold drawn condition).
EN 10088-1 X6CrNiCuS18-9-2
Not documented
Key Differences
Can BS 970 (Part 1) 303S42 Be Substituted With EN 10088-1 X6CrNiCuS18-9-2?
BS 970 (Part 1) 303S42 and EN 10088-1 X6CrNiCuS18-9-2 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 (Part 1) 303S42
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EN 10088-1 X6CrNiCuS18-9-2
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Frequently Asked Questions
What is the difference between BS 970 (Part 1) 303S42 and EN 10088-1 X6CrNiCuS18-9-2?
BS 970 (Part 1) 303S42 specifies Se which is not specified for EN 10088-1 X6CrNiCuS18-9-2. EN 10088-1 X6CrNiCuS18-9-2 specifies N, Cu which are not specified for BS 970 (Part 1) 303S42.
Can BS 970 (Part 1) 303S42 be substituted with EN 10088-1 X6CrNiCuS18-9-2?
BS 970 (Part 1) 303S42 and EN 10088-1 X6CrNiCuS18-9-2 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.