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EN 10088-2 X2CrAlSiNb18 vs EN 10088-3 X2CrTi21

Close Alternative — 71.7% match based on chemical composition and mechanical property overlap.

EN 10088-2 X2CrAlSiNb18 (EN 10088-2:2014) and EN 10088-3 X2CrTi21 (EN 10088-3:2014) are both steel grades. Both fall under the Stainless Steel category. EN 10088-2 X2CrAlSiNb18 is typically used for general purposes, hot or cold rolled sheet/plate and strip, while EN 10088-3 X2CrTi21 is commonly used for general purposes, semi-finished products, bars, rods, wire, sections and bright products. EN 10088-2 X2CrAlSiNb18 is defined under European Standard (EN), originating from Europe, while EN 10088-3 X2CrTi21 is defined under European Standard (EN), originating from Europe.

As per chemical composition, EN 10088-2 X2CrAlSiNb18 vs EN 10088-3 X2CrTi21 is a 75.7% match. As per mechanical properties, the match is 63.6%. Combined, this makes them a close alternative overall at 71.7%.

Frequently Compared With EN 10088-2 X2CrAlSiNb18:
GOST 5632 08X18H10 ASTM A959 .- EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr13H GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 EN 10088-1 1.4006 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
75.7%
MECHANICAL MATCH
63.6%
OVERALL
71.7%
Specifications
Property EN 10088-2 X2CrAlSiNb18 EN 10088-3 X2CrTi21
Standard EN 10088-2:2014 EN 10088-3:2014
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Si (%) 0.20-1.50 <=1.00
Mn (%) <=1.00 <=1.00
P (%) <=0.050 <=0.050
S (%) <=0.050 <=0.050
Cr (%) 17.5-18.5 19.0-22.0
Mo (%) <=0.50 <=0.50
Ni (%) <=0.50 <=0.50
Nb (%) <=1.00 Not specified
Al (%) 0.20-1.50 <=0.05
Cu (%) <=0.50 <=0.50
Ti (%) Not specified <=1.00
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property EN 10088-2 X2CrAlSiNb18 EN 10088-3 X2CrTi21
Tensile Strength 430-650 MPa 430-630 MPa
Condition Annealed (+A), cold rolled strip, up to 8 mm thick; Elongation is A80 (under 3 mm) or A (3 mm and over), longitudinal and transverse Annealed (+A), conditions 1C, 1E, 1D, 1X, 1G and 2D, thickness or diameter up to 8 mm; Yield Strength is Rp0.2, Elongation is A (longitudinal), hardness for guidance only
Yield Strength >=240 MPa >=250 MPa
Elongation >=18% >=18%
Hardness Not specified <=200 HB
Typical Applications
EN 10088-2 X2CrAlSiNb18
General purposes, hot or cold rolled sheet/plate and strip
EN 10088-3 X2CrTi21
General purposes, semi-finished products, bars, rods, wire, sections and bright products
Key Differences
Can EN 10088-2 X2CrAlSiNb18 Be Substituted With EN 10088-3 X2CrTi21?
EN 10088-2 X2CrAlSiNb18 and EN 10088-3 X2CrTi21 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
EN 10088-2 X2CrAlSiNb18
0 active listings and RFQs →
EN 10088-3 X2CrTi21
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10088-2 X2CrAlSiNb18 and EN 10088-3 X2CrTi21?
EN 10088-2 X2CrAlSiNb18 specifies Nb which is not specified for EN 10088-3 X2CrTi21. EN 10088-3 X2CrTi21 specifies Ti which is not specified for EN 10088-2 X2CrAlSiNb18.
Can EN 10088-2 X2CrAlSiNb18 be substituted with EN 10088-3 X2CrTi21?
EN 10088-2 X2CrAlSiNb18 and EN 10088-3 X2CrTi21 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.