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ASTM A959 S31500 vs EN 10088-3 X2CrNiMoSi18-5-3

Strong Match — 96.4% match based on chemical composition and mechanical property overlap.

ASTM A959 S31500 (ASTM A959:2011) and EN 10088-3 X2CrNiMoSi18-5-3 (EN 10088-3:2014) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 S31500 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while EN 10088-3 X2CrNiMoSi18-5-3 is commonly used for general purposes, semi-finished products, bars, rods, wire, sections and bright products. ASTM A959 S31500 is defined under ASTM International, originating from United States, while EN 10088-3 X2CrNiMoSi18-5-3 is defined under European Standard (EN), originating from Europe.

As per chemical composition, ASTM A959 S31500 vs EN 10088-3 X2CrNiMoSi18-5-3 is a 96.4% 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 96.4%.

Frequently Compared With ASTM A959 S31500:
IS 1570 (Part 7) 11Cr17Ni13W3TiH GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 EN 10088-1 1.4401 IS 1570 (Part 7) 12Cr12Ni2Mo ASTM A959 .-
Match Breakdown
CHEMISTRY MATCH
96.4%
MECHANICAL MATCH
No shared data
OVERALL
96.4%
Specifications
Property ASTM A959 S31500 EN 10088-3 X2CrNiMoSi18-5-3
Standard ASTM A959:2011 EN 10088-3:2014
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Cr (%) 18.0-19.0 18.0-19.0
Mn (%) 1.20-2.00 1.20-2.00
Mo (%) 2.50-3.00 2.50-3.0
N (%) 0.05-0.10 0.05-0.10
Ni (%) 4.3-5.2 4.5-5.2
P (%) <=0.030 <=0.035
S (%) <=0.030 <=0.015
Si (%) 1.40-2.00 1.40-2.00
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 S31500 EN 10088-3 X2CrNiMoSi18-5-3
Tensile Strength Not specified 700-900 MPa
Yield Strength Not specified >=450 MPa
Elongation Not specified >=25%
Hardness Not specified <=260 HB
Condition Not specified Solution annealed (+AT), conditions 1C, 1E, 1D, 1X, 1G and 2D, thickness or diameter up to 50 mm; Yield Strength is Rp0.2, Elongation is A (longitudinal), hardness for guidance only
Typical Applications
ASTM A959 S31500
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
EN 10088-3 X2CrNiMoSi18-5-3
General purposes, semi-finished products, bars, rods, wire, sections and bright products
Can ASTM A959 S31500 Be Substituted With EN 10088-3 X2CrNiMoSi18-5-3?
ASTM A959 S31500 and EN 10088-3 X2CrNiMoSi18-5-3 overlap closely enough on chemistry and mechanical properties that EN 10088-3 X2CrNiMoSi18-5-3 is often considered as a substitute for ASTM A959 S31500 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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ASTM A959 S31500
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EN 10088-3 X2CrNiMoSi18-5-3
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Frequently Asked Questions
What is the difference between ASTM A959 S31500 and EN 10088-3 X2CrNiMoSi18-5-3?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A959 S31500 be substituted with EN 10088-3 X2CrNiMoSi18-5-3?
ASTM A959 S31500 and EN 10088-3 X2CrNiMoSi18-5-3 overlap closely enough on chemistry and mechanical properties that EN 10088-3 X2CrNiMoSi18-5-3 is often considered as a substitute for ASTM A959 S31500 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.