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IS 1570 (Part 5) X07Cr18Ni9 vs BS 970 (Part 3) 303S42

Strong Match — 96.3% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 5) X07Cr18Ni9 (IS 1570 (Part 5):1985) and BS 970 (Part 3) 303S42 (BS 970 (Part 3):1991) are both steel grades. Both fall under the Stainless Steel category. IS 1570 (Part 5) X07Cr18Ni9 is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 3) 303S42 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 1570 (Part 5) X07Cr18Ni9 vs BS 970 (Part 3) 303S42 is a 96.3% 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 96.3%.

Frequently Compared With IS 1570 (Part 5) X07Cr18Ni9:
EN 10088-1 1.4401 EN 10088-1 1.4301 GB/T 3280 06Cr19Ni10 EN 10088-1 1.4006 EN 10088-1 1.4845 ASTM A959 202 ASTM A959 .- GOST 5632 12Kh13 GOST 5632 06Kh23N28 GOST 5632 08X18H10 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
96.3%
MECHANICAL MATCH
No shared data
OVERALL
96.3%
Specifications
Property IS 1570 (Part 5) X07Cr18Ni9 BS 970 (Part 3) 303S42
Standard IS 1570 (Part 5):1985 BS 970 (Part 3):1991
Category Stainless Steel Stainless Steel
C (%) <=0.15 <=0.12
Si (%) <=1.0 <=1.0
Mn (%) <=2.0 <=2.0
P (%) <=0.045 <=0.060
S (%) <=0.030 <=0.060
Cr (%) 17.0-19.0 17.0-19.0
Ni (%) 8.0-10.0 8.0-10.0
Se (%) Not specified 0.15-0.35
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 1570 (Part 5) X07Cr18Ni9 BS 970 (Part 3) 303S42
Tensile Strength >=515 MPa Not specified
Yield Strength >=205 MPa (0.2 % proof stress) Not specified
Elongation >=40% (50 mm) Not specified
Hardness <=183 HB; <=88 HRB Not specified
Condition Annealed, quenched or solution treated plates, sheets and strips (Table 2) Not specified
Typical Applications
IS 1570 (Part 5) X07Cr18Ni9
Not documented
BS 970 (Part 3) 303S42
Bright cold finished bars (cold drawn, turned or precision ground) for general engineering purposes, in straight lengths; austenitic stainless and heat resisting steel (Table 18)
Key Differences
Can IS 1570 (Part 5) X07Cr18Ni9 Be Substituted With BS 970 (Part 3) 303S42?
IS 1570 (Part 5) X07Cr18Ni9 and BS 970 (Part 3) 303S42 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 3) 303S42 is often considered as a substitute for IS 1570 (Part 5) X07Cr18Ni9 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
On M-EX Right Now
IS 1570 (Part 5) X07Cr18Ni9
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BS 970 (Part 3) 303S42
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Frequently Asked Questions
What is the difference between IS 1570 (Part 5) X07Cr18Ni9 and BS 970 (Part 3) 303S42?
BS 970 (Part 3) 303S42 specifies Se which is not specified for IS 1570 (Part 5) X07Cr18Ni9.
Can IS 1570 (Part 5) X07Cr18Ni9 be substituted with BS 970 (Part 3) 303S42?
IS 1570 (Part 5) X07Cr18Ni9 and BS 970 (Part 3) 303S42 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 3) 303S42 is often considered as a substitute for IS 1570 (Part 5) X07Cr18Ni9 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.