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ASTM A959 XM-15 (S30310) vs BS 970 (Part 1) 302S31

Close Alternative — 82.3% match based on chemical composition and mechanical property overlap.

ASTM A959 XM-15 (S30310) (ASTM A959:2011) and BS 970 (Part 1) 302S31 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 XM-15 (S30310) is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while BS 970 (Part 1) 302S31 is commonly used for austenitic stainless and heat resisting steel (section five). ASTM A959 XM-15 (S30310) is defined under ASTM International, originating from United States, while BS 970 (Part 1) 302S31 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, ASTM A959 XM-15 (S30310) vs BS 970 (Part 1) 302S31 is a 82.3% 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 82.3%.

Frequently Compared With ASTM A959 XM-15 (S30310):
GB/T 3280 06Cr19Ni10 IS 1570 (Part 7) 12Cr13H ASTM A959 .- GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH
Match Breakdown
CHEMISTRY MATCH
82.3%
MECHANICAL MATCH
No shared data
OVERALL
82.3%
Specifications
Property ASTM A959 XM-15 (S30310) BS 970 (Part 1) 302S31
Standard ASTM A959:2011 BS 970 (Part 1):1991
Category Stainless Steel Stainless Steel
C (%) <=0.15 <=0.12
Cr (%) 17.0-19.0 17.0-19.0
Mn (%) 2.5-4.5 <=2.0
Ni (%) 7.0-9.0 8.0-10.0
P (%) <=0.20 <=0.045
S (%) >=0.25 <=0.030
Si (%) <=1.00 <=1.0
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A959 XM-15 (S30310) BS 970 (Part 1) 302S31
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
ASTM A959 XM-15 (S30310)
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
BS 970 (Part 1) 302S31
Austenitic stainless and heat resisting steel (section five)
Can ASTM A959 XM-15 (S30310) Be Substituted With BS 970 (Part 1) 302S31?
ASTM A959 XM-15 (S30310) and BS 970 (Part 1) 302S31 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.
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ASTM A959 XM-15 (S30310)
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BS 970 (Part 1) 302S31
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Frequently Asked Questions
What is the difference between ASTM A959 XM-15 (S30310) and BS 970 (Part 1) 302S31?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A959 XM-15 (S30310) be substituted with BS 970 (Part 1) 302S31?
ASTM A959 XM-15 (S30310) and BS 970 (Part 1) 302S31 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.