Tel : 0086-021-60880117
Tel : 0086-021-60880117
S550QL steel is a kind of high yield strength quenched and Tempered structural steel material. The delivery condition for S550QL must be Q+T (quenched and Tempered ). S550QL steel plates also have -40 degree low temperature impact test. The material No. Of S550QL is 1.8926.
Standard : EN 10025-6
Dimension range : 3-150mm * 1000-3800mm * 3000-18000mm
EN 10025-6 S550QL steel sheet Mechanical Properties :
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Mechanical Properties
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|
Grade |
Thickness |
Yield Strength |
Tensile Strength |
Elongation |
Charpy V Notch Impact Test |
|
|
Degree |
Min Value |
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|
S550QL |
mm |
Min Mpa |
Mpa |
Min % |
-40℃ |
J |
|
5≤t≤50 |
550 |
640-820 |
16% |
30 |
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50＜t≤100 |
530 |
640-820 |
30 |
|||
|
100＜t≤150 |
490 |
590-770 |
30 |
|||
|
Note: Impact energy for impact test is on longitudinal |
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S550QL high strength steel Chemical Composition :
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Chemical Composition
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Grade |
The Element Max (%) |
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|
C |
Si |
Mn |
P |
S |
N |
B |
|
|
S550QL |
0.22 |
0.86 |
1.80 |
0.025 |
0.012 |
0.016 |
0.006 |
|
Cr |
Cu |
Mo |
Nb |
Ni |
Ti |
V |
|
|
1.60 |
0.55 |
0.74 |
0.07 |
2.1 |
0.07 |
0.14 |
|
Carbon Equivalent: CEV=【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
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Thickness, mm
|
Max CEV based on the ladle analysis |
|
5≤t≤50 |
0.65% |
|
50＜t≤100 |
0.77% |
|
100＜t≤150 |
0.83% |
Delivery Status : Rolling, rolling or normalizing probe
S550QL LAHS steel plate application :
S550QL steel plate is mainly used in manufacturing plants, general construction and all kinds of construction machinery, such as mining and construction of various types of drilling rigs, electric shovels, electric wheel anti-cart, mining vehicles, excavators, loaders, bulldozers, Cranes, coal mine hydraulic support, and other mechanical equipment and other pieces of machinery.
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