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BS 970 (Part 1) 303S42 vs BS 970 (Part 1) 303S42

Strong Match — 100% match based on chemical composition and mechanical property overlap.

BS 970 (Part 1) 303S42 (BS 970 (Part 1):1983) and BS 970 (Part 1) 303S42 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Stainless Steel category. BS 970 (Part 1) 303S42 is typically used for austenitic stainless and heat resisting steel for mechanical and allied engineering purposes (table 14, with table 15 for the cold drawn condition)., while BS 970 (Part 1) 303S42 is commonly used for austenitic stainless and heat resisting steel (section five). BS 970 (Part 1) 303S42 is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 1) 303S42 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 (Part 1) 303S42 vs BS 970 (Part 1) 303S42 is a 100% 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 100%.

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
100%
MECHANICAL MATCH
No shared data
OVERALL
100%
Specifications
Property BS 970 (Part 1) 303S42 BS 970 (Part 1) 303S42
Standard BS 970 (Part 1):1983 BS 970 (Part 1):1991
Category Stainless Steel Stainless Steel
C (%) <=0.12 <=0.12
Si (%) <=1.0 <=1.0
Mn (%) <=2.0 <=2.0
P (%) <=0.060 <=0.060
S (%) <=0.060 <=0.060
Cr (%) 17.0-19.0 17.0-19.0
Mo (%) <=1.00 <=1.00
Ni (%) 8.0-10.0 8.0-10.0
Se (%) 0.15-0.35 Not specified
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 (Part 1) 303S42 BS 970 (Part 1) 303S42
Condition Not specified Softened, 1000-1100 deg C
Tensile Strength Not specified 510 MPa min
Yield Strength Not specified 190 MPa min (0.2% proof)
Elongation Not specified 40 % min
Hardness Not specified 183 HB max
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).
BS 970 (Part 1) 303S42
Austenitic stainless and heat resisting steel (section five)
Key Differences
Can BS 970 (Part 1) 303S42 Be Substituted With BS 970 (Part 1) 303S42?
BS 970 (Part 1) 303S42 and BS 970 (Part 1) 303S42 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 303S42 is often considered as a substitute for BS 970 (Part 1) 303S42 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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Frequently Asked Questions
What is the difference between BS 970 (Part 1) 303S42 and BS 970 (Part 1) 303S42?
BS 970 (Part 1) 303S42 specifies Se which is not specified for BS 970 (Part 1) 303S42.
Can BS 970 (Part 1) 303S42 be substituted with BS 970 (Part 1) 303S42?
BS 970 (Part 1) 303S42 and BS 970 (Part 1) 303S42 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 303S42 is often considered as a substitute for BS 970 (Part 1) 303S42 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.