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Gangsteel is specialized in supplying GB 712 high strength steel plate in GB 712 DH40 . For more information of Grade DH40 steel plate, please check them in following:
|
GB 712 DH40 high Strength Chemical Composition in Tempering and Quenching |
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|
Grade |
The Element Max (%) |
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|
C |
Si |
Mn |
P |
S |
Al |
N |
|
|
0.18 |
0.50 |
0.90-1.6 |
0.035 |
0.035 |
0.015 |
|
|
|
Nb |
V |
Ti |
Cu |
Cr |
Ni |
Mo |
|
|
0.02-0.05 |
0.05-0.10 |
0.02 |
0.35 |
0.2 |
0.4 |
0.08 |
|
Crack Sensitivity: Pcm = (C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B)%
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
|
GB 712 DH40 high strength property in tempering and quenching |
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|
Grade |
|
Mechanical Property |
Charpy V Impact Test |
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|
Thickness |
Yield |
Tensile |
Elongation |
Degree |
Energy 1 |
Energy 2 |
|
|
mm |
Min Mpa |
Mpa |
Min % |
-20 |
J |
J |
|
|
t≤50 |
390 |
510-660 |
20% |
27 |
41 |
||
|
50＜t≤70 |
390 |
510-660 |
20% |
- |
- |
||
|
70＜t≤100 |
390 |
510-660 |
20% |
- |
- |
||
|
Note: Energy 1 is transverse impact test, Energy 2 is longitudinal |
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Boiler steel plates| Alloy steel plates| High strength plate| Carbon steel plate| Stainless steel plate
|
Equivalent steel grade of GB 712 DH40 |
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|
NV DH40 |
GL-DH40 |
LR/DH40 |
BV/DH40 |
CCS/DH40 |
K DH40 |
R DH40 |
RI/DH40 |
If you need more stock steel plates in shipbuilding steel plate, please click warehouse sizes.
Related grades: GB 712 AH40| GB 712 EH40| GB 712 FH40
Gangsteel is specialized in supplying GB 712 high strength steel plate inGB 712 AH36 GB712 AH36,GB/T Grade AH36
Gangsteel is specialized in supplying GB 712 high strength steel plate inGB 712 DH36 GB712 DH36,GB/T 712 Grade
Gangsteel is specialized in supplying GB 712 high strength steel plate inGB 712 EH36 GB712 EH36,GB/T712 Grade E
Gangsteel is specialized in supplying GB 712 high strength steel plate inGB 712 FH36
