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KR GRADE D40, KR D40 STEEL PLATE
Gangsteel is specialized in supplying KR high strength steel plate in KR Grade R D40. For more information of Grade R D40 steel plate, please check them in following:
|
KR/R D40 high Strength Chemical Composition |
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|
Grade |
The Element Max (%) |
||||||
|
C |
Si |
Mn |
P |
S |
Al |
N |
|
|
KR/R D40 |
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 |
0.09-1.60 |
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】%
|
KR/R D40 general strength property |
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|
Grade |
|
Mechanical Property |
Charpy V Impact Test |
||||
|
Thickness |
Yield |
Tensile |
Elongation |
Degree |
Energy 1 |
Energy 2 |
|
|
KR/R D40 |
mm |
Min Mpa |
Mpa |
Min % |
-20 |
|
- |
|
t≤50 |
390 |
510-660 |
-20 |
39 |
26 |
||
|
50＜t≤70 |
46 |
31 |
|||||
|
70＜t≤100 |
55 |
37 |
|||||
|
Note: Energy 1 is longitudinal impact test, Energy 2 is transverse |
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Boiler steel plates | Alloy steel plates | High strength plate| Carbon steel plate | Stainless steel plate
|
Equivalent steel grade of KR/R D40 |
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|
NV A40 |
GL A40 |
LR/A40 |
BV/A40 |
CCS/A40 |
K A40 |
R A40 |
RI/A40 |
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