Grade X2CrNiMoN17-13-3
1.4429
Corresponding Standard NF EN 10028-7-2000
Flat products made of steels for pressure purposes Part 7: Stainless steels
Classification Austenitic Stainless Steel
X2CrNiMoN17-13-3 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo N
Minimum Value - - - - - 16.5 11 2.5 0.12
Maximum Value 0.03 1 2 0.045 0.015 18.5 14 3 0.22
◎ Elements not quoted in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. All precautions are to be taken to avoid the addition of such elements from scrap and other materials used in production which would impair mechanical properties and the suitability of the steel.
X2CrNiMoN17-13-3 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Impact Energy Absorption
KV2
J
C:T ≤ 6 +AT 580~780 Rp0.2:≥300
Rp1.0:≥330
①②
T < 3mm: ≥35
T ≥ 3mm: ≥ 35
②③
20℃:
(l: ≥100;t: ≥60)
-196℃:
(t: ≥60)
H:T ≤ 12 +AT 580~780 Rp0.2:≥280
Rp1.0:≥320
①②
T < 3mm: ≥35
T ≥ 3mm: ≥ 35
②③
20℃:
(l: ≥100;t: ≥60)
-196℃:
(t: ≥60)
P:T ≤ 75 +AT 580~780 Rp0.2:≥280
Rp1.0:≥320
①②
T < 3mm: ≥40
T ≥ 3mm: ≥ 40
②③
20℃:
(l: ≥100;t: ≥60)
-196℃:
(t: ≥60)
Steel: 20℃ ⑤ - ≥580 Rp0.2:≥280
Rp1.0:≥320
≥35 -
Steel: -80℃ ⑤ - ≥800 Rp0.2:≥380
Rp1.0:≥450
≥30 -
Steel: -150℃ ⑤ - ≥1000 Rp0.2:≥500
Rp1.0:≥600
≥30 -
Steel: -196℃ ⑤ - ≥1150 Rp0.2:≥600
Rp1.0:≥700
≥30 -
◎ C-Cold rolled strip;H-Hot rolled strip;P-Hot rolled plate;T-Thickness;t-transverse;l-Longitudinal
◎ +A=annealed;+AT=solution annealed;+QT = quenched and tempered;+RA=recrystallizing annealed condition

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