CCS Grade AH40 ship plate owned the higher yield strength and tensile strength. Shipbuilding steel plates CCS Grade AH40 are mainly used to contribute hull of shipsand the cranes of break bulker and vessels in low temperature oceans.
CCS Grade AH40 Steel Chemical Composition
Element
| CCS AH40Max % |
Element
| CCS AH40Max % |
C
|
0.18
|
Ni
|
0.40
|
Mn
|
0.90-1.60
|
Mo
|
0.08
|
Si
|
0.50
|
Al
|
0.015 min
|
S
|
0.035
|
Nb
|
0.20-0.05
|
P
|
0.035
|
V
|
0.05-0.10
|
Cu
|
0.35
|
Ti
|
0.02
|
Cr
|
0.20
|
N
|
CCS/AH40high strength property in tempering and quenching
Grade
|
Thickness
|
Yield Strength
|
Tensile Strength
|
Elongation
|
Impact Energy
|
(mm)
|
MPa (min)
|
MPa
|
% (min)
|
(KV J) (min)
| |
0 degree
| |||||
| CCS AH40 |
8-240
|
390
|
510-650
|
20
|
41J
|
DNV
|
GL
|
LR
|
BV
|
RINA
|
NK
|
KR
|
ABS
|
NV A40
|
GL-A40
| LR/AH40 |
BV/AH40
|
RI/A40
|
K A40
|
R A40
|
AB/A40
|
General Strength
|
CCS/A
|
CCS/B
|
CCS/D
|
CCS/E
|
High Strength
|
CCS/A32
|
CCS/D32
|
CCS/E32
|
CCS/F32
|
CCS/A36
|
CCS/D36
|
CCS/E36
|
CCS/F36
| |
CCS/A40
|
CCS/D40
|
CCS/E40
|
CCS/F40
| |
Extra Strength
|
CCS/A420
|
CCS/D420
|
CCS/E420
|
CCS/F420
|
CCS/A460
|
CCS/D460
|
CCS/E460
|
CCS/F460
| |
CCS/A500
|
CCS/D500
|
CCS/E500
|
CCS/F500
| |
CCS/A550
|
CCS/D550
|
CCS/E550
|
CCS/F550
| |
CCS/A620
|
CCS/D620
|
CCS/E620
|
CCS/F620
| |
CCS/A690
|
CCS/D690
|
CCS/E690
|
CCS/F690
|
learn more:http://www.heavy-steels.com/news/CCS-Grade-AH40-Shipbuilding-Steel-Plate-Material-Properties.html
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