Materials / Inox / Martensitique
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Material category
Martensitique
Sectors of activity
Caractéristiques de la norme EN 10250-4, forgés ép. 160mm max.\r\nTreatment trempé-revenu QT850.
C
0.26-0.35 %
Si
1.00 max %
Mn
1.50 max %
P
0.040 max %
S
0.030 max %
Cr
12.00-14.00 %
Rp0.2 min
650 min MPa
Rp0.2 max
650 MPa
Rm min
850-1000 MPa
Rm max
1000 MPa
A min
10 min long %
Dureté min
270-300 HB
Dureté max
0 HB
Résilience
20 min long J
Masse volumique
7.7 g/cm³
EN(num.)
1.4028
EN(sym.)
-
ISO
-
NF
EN10088-1, EN10088-2, EN10088-3, EN10250-4
UNI
X30Cr13, X30Cr13, X30Cr13
DIN
DIN 17440
JIS
SUS 420J2
SAEASTM
-
UNS
S42020
BS
420S45
AFNOR
Z30C13-F, NF A 36-613, Z33C13, NF A 35-574
AISI
420
Autres
-