1.4028
X30Cr13
stainless steel; corrosion resistant steel; martensite
1.4028 Datasheet
X30Cr13
stainless steel; corrosion resistant steel; martensite
The material 1.4028 is a martensitic chromium steel with good mechanical properties. Due to the increased carbon content, it has even better hardenability than the reference material 1.4021.
Composition
C
Si
Mn
P
S
Cr
min.
0,26
-
-
-
-
12,00
max.
0,35
1,00
1,50
0,040
0,015
14,00
C
min.
0,26
max.
0,35
Si
max.
1,00
Mn
max.
1,50
P
max.
0,040
S
max.
0,015
Cr
min.
12,00
max.
14,00
Standards and designations
Material group
Stainless steel
AFNOR
Z33C13
AISI/SAE
420; 420F
B.S.
420S45
JIS
SUS420J2
UNS
S42000; S42020
Fields of application
Automotive industry
Power engineering
Maschinenbau
Cutting industry
Pump industry
Fasteners
Architecture & decoration
Attributes
Physical properties at 20° C
Density
Specific heat
Thermal conductivity
Electrical resistance
Magnetizability
Thermal treatment
Hot forming
Soft annealing
Hardening (oil, air)
Tempering
More properties
very good mechanical properties
very good polishability
good forgeability
good chemical resistance
poor weldability
1.4028 sollte üblicherweise nicht geschweißt werden. Falls Notwendigkeit besteht, nur mit Vorwärmung und Schweißzusatzwerkstoff.
Delivery forms
Cut to size/custom made
Flat
Hexagon
Round
Slit strip