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Grade X2CrMoTi18-2
ISO Numeric Designation 4521-444-00-I
Corresponding Standard ISO 4955-2016
Heat-resistant Steels
Classification Alloy Steel
Properties Corrosion Resistance
X2CrMoTi18-2 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Mo N More
Minimum Value - - - - - 17 1.75 - Ti：≥[4×(C+N)+0.15] ~ 0.80 *
Maximum Value 0.025 1 1 0.04 0.015 20 2.5 0.03
X2CrMoTi18-2 Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
%
flat products, 0.5≤t≤12 Annealing (+A) 420~620 ≥280 ≥20
Profiles, hexagons; 5≤d≤25 Annealing (+A) 420~620 ≥280 ≥20
Bars and Profiles, 1.5≤d≤25 Annealing (+A) 420~620 ≥280 ≥20
Forgings, 5≤d≤15 Annealing (+A) 420~620 ≥280 ≥20
Approximate Comparison Table Ferritic Stainless Steel
China Japan United States International Organization for Standardization France European Standard Sweden
ISC JIS ASTM UNS ISO Numerical Grade NF EN/NF EN Numerical Grade SS
S11972 SUS 444 444 S44400 X2CrMoTi18-2 4521-444-00-I Z3CDT18-02 X2CrMoTi18-2 1.4521 2326
X2CrMoTi18-2 Corresponding Standards(Same grade name, different standards)
1 EN 10088-1-2005
X2CrMoTi 18-2 1.4521
2 EN 10296-2-2005
X2CrMoTi18-2 1.4521
3 ISO TS 15510-2003
X2CrMoTi18-2
4 ISO 15510-2014
X2CrMoTi18-2 4521-444-00-I
5 ISO 9328-7-2018
X2CrMoTi18-2
6 ISO 4955-2016
X2CrMoTi18-2 4521-444-00-I
7 NF EN 10088-2-2005
X2CrMoTi18-2 1.4521
8 NF EN 10088-1-2005
X2CrMoTi18-2 1.4521
9 NF EN 10028-7-2008
X2CrMoTi18-2 1.4521
10 NF EN 10296-2-2005
X2CrMoTi18-2 1.4521
11 NF EN 10028-7-2000
X2CrMoTi18-2 1.4521
12 DIN EN 10296-2-2006
X2CrMoTi18-2 1.4521

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