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20CrMo 4119 SCM420 22CrMo4

20CrMo 4119 SCM420 22CrMo4

 

20CrMo  4119  SCM420  22CrMo4

The 20CrMo steel plate/sheet  used for the production of various kinds of plastic molds, such as High mirror surface mold, Mold base and etc; Alloy structural  20CrMo steel plate: widely used for the production of various types of structural parts and components, such as super-heater headers for power plant boilers, large-diameter tube sheets; Structural 20CrMo steel plate: widely used in industrial and civil buildings, such as pillars and load-bearingbeam,
which are suitable for high-rise buildings and large-span constructions; Bridge-consuming 20CrMo steel plate: widely used  for rivets, bolt in the production of welded structure of road and railway bridges including cross-ocean bridges; Corrosion-resistant steel plate: widely used in structures significantly improving corrosion resistance, extending the service life of structures as well as used in the production of a variety of structural components  working in certain tough environments, such as atmosphere of corrosive gas and liquids.

 
 
Comparision of steel grades
AISI
4119
JIS
DIN

20CrMo steel plate Chemical Composition [%] 

Grade
C
Si
Mn
Cr
Mo
V
20CrMo
0.17-
0.24
0.17-
0.37
0.40-
0.70
0.80-
1.10
0.15-
0.25
-

20CrMo steel sheet Mechanical Properties

Grade
6b N/mm2
6 s N/mm2
Δδ %δ %
ψ%
AK J
20CrMo
885
685
12
50
78

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