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Grade X2CrTiNb18
1.4509
Corresponding Standard NF EN 10296-2-2005
Welded Circular Steel Tubes for Mechanical and General Engineering Purposes - Technical Delivery Conditions - Part 2 : Stainless Steel Tubes
Classification Ferritic Stainless Steel
X2CrTiNb18 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ti More
Minimum Value - - - - - 17.5 0.1 Nb:3×C+0.3~1
Maximum Value 0.03 1 1 0.04 0.015 18.5 0.69
X2CrTiNb18 Mechanical Properties
condition Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
%
Steel pipe: ≥430 Rp0.2：≥230
Rp1.0：≥240		 l：≥18
t：≥16
X2CrTiNb18 Corresponding Standards(Same grade name, different standards)
1 EN 10088-1-2005
X2CrTiNb 18 1.4509
2 ISO 4955-2005
X2CrTiNb18
3 EN 10296-2-2005
X2CrTiNb18 1.4509
4 EN 10088-3-2005
X2CrTiNb18 1.4509
5 EN 10088-3-2014
X2CrTiNb18 1.4509
6 ISO 15510-2014
X2CrTiNb18 4509-439-40-X
7 ISO 9328-7-2018
X2CrTiNb18
8 DIN EN 10088-3-2014
X2CrTiNb18 1.4509
9 ISO 4955-2016
X2CrTiNb18 4509-439-40-X
10 NF EN 10088-2-2005
X2CrTiNb18 1.4509
11 NF EN 10088-1-2005
X2CrTiNb18 1.4509
12 NF EN 10028-7-2008
X2CrTiNb18 1.4509
13 NF EN 10296-2-2005
X2CrTiNb18 1.4509
14 NF EN 10028-7-2000
X2CrTiNb18 1.4509
15 DIN EN 10296-2-2006
X2CrTiNb18 1.4509

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