S690Q High Strength Steel Plate Material
S690Q low alloy high strength steel plate is a high yield strength structural steel with quenching and tempering. The symbol S indicates structural steel, and 690 indicates the minimum yield strength when the thickness is less than 50mm. The symbol Q indicates that the delivery state is quenched and tempered.
If you are satisfied with our S690Q Low Alloy High-Strength Structural Steel, welcome to place an order with us. As one of the best High Tensile Strength Steel Plate manufacturers and suppliers in China, we have a large number of hot-selling products for you to choose from. For detailed chemical composition and free samples, please contact our factory immediately. We provide competitive prices and good services.
S690Q high strength alloy steel chemical composition
| Grade | Thickness | Min Yield | Tensile | Elongation | Min Impact Energy | |
| S690Q | 8mm-50mm | Min 690Mpa | 770-940Mpa | 14% | -20 | Min 30J |
| 51mm-100mm | Min 650Mpa | 760-930Mpa | 14% | -20 | Min 30J | |
| 101mm-150mm | Min 630Mpa | 710-900Mpa | 14% | -20 | Min 30J |
S690Q hSLA structural steel thermal property
| Property | Value | Comment |
|---|---|---|
|
Coefficient of thermal expansion |
11.9 1/K |
Predicted Value |
|
Specific heat capacity |
441.6 J/(kg·K) |
Predicted Value |
|
Thermal conductivity |
35.86 W/(m·K) |
Predicted Value |
S690Q low alloy steel plates electrical property
| Property | Value | Comment |
|---|---|---|
|
Electrical conductivity |
5 S/m |
Predicted Value |
|
Electrical resistivity |
35 Ω·m |
Predicted Value |
Low Alloy High Strength Steel Products image
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