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Q550D quenched tempered Steel plate, GB/T 16270 Q550D
GB/T 16270-2009 Q550D High strength structural steel plates in the quenched and tempered condition
Q550D Chemical requirement
|
Grade |
Chemical requirement or element Max % |
|||||||||||||
|
|
C |
Si |
Mn |
P |
S |
Cu |
Cr |
Ni |
Mo |
B |
V |
Nb |
Ti |
|
|
Q550D |
0.2 |
0.8 |
1.7 |
0.025 |
0.015 |
0.5 |
1.5 |
2 |
0.7 |
0.005 |
0.12 |
0.06 |
0.05 |
|
Q550D Property in tensile and yield strength, and impact test requirement
|
Grade |
Property |
Impact test |
|||||||||
|
Q550D |
Yield Mpa Min |
Tensile Mpa |
Elongation |
Min J |
|||||||
|
Thickness mm |
Thickness mm |
Degree |
|||||||||
|
50 |
50-100 |
100-150 |
50 |
50-100 |
10-150 |
% |
0 |
-20 |
-40 |
-60 |
|
|
550 |
530 |
490 |
640-820 |
590-770 |
16 |
|
47 |
|
|
||
HENAN GANG IRON AND STEEL CO.,LTDSupply Q550D in about 3000tons stock for many thickness and sizes. If you have requirement for stock or new Q550D requirement, please feel free to contact us or email to us by admin@gangsteel.com
