Tel : 0086-021-60880117
Tel : 0086-021-60880117
S620Q steel is a kind of high yield strength quenched and Tempered structural steel material. The delivery condition for S620Q must be Q+T (quenched and Tempered ). S620Q steel plates also have -20 degree low temperature impact test. The material No. Of S620Q is 1.8914.
Standard : EN 10025-6
Dimension range : 3-150mm * 1000-3800mm * 3000-18000mm
S620Q high strength steel 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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|
S620Q |
mm |
Min Mpa |
Mpa |
Min % |
-20℃ |
J |
|
5≤t≤50 |
620 |
700-890 |
17% |
30 |
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|
50＜t≤100 |
580 |
700-890 |
30 |
|||
|
100＜t≤150 |
560 |
650-830 |
30 |
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|
Note: Impact energy for impact test is on longitudinal |
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S620Q LAHS steel plate 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 |
|
|
S620Q |
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 |
0.47% |
|
50＜t≤100 |
0.48% |
|
100＜t≤150 |
0.50% |
Delivery Status : Normalizing or controlled rolling
EN 10025-6 S620Q steel sheet application :
S620Q 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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