q345b s355jr high strength low alloy structural steel plate,What is Q345B and S355JR High - strength Low - alloy Structural Steel Plate? Q345B and S355JR are types of high - streng
What is Q345B and S355JR High - strength Low - alloy Structural Steel Plate?
Q345B and S355JR are types of high - strength low - alloy structural steel plates. These steel plates are widely used in various industries. In construction, for example, they are used to build the framework of large - scale buildings. They are strong enough to bear heavy loads and resist different forces.
Manufacturers like to use these steel plates because they offer a good balance between strength and cost. They are not as expensive as some high - end specialty steels, but they can still do the job well. For instance, in the manufacturing of bridges, Q345B or S355JR steel plates can be used to ensure the structural integrity of the bridge over a long period of time.
How are Q345B and S355JR Steel Plates Different?
One of the main differences between Q345B and S355JR is their chemical composition. Each has a unique blend of elements that gives it its specific properties. S355JR is often used in European construction projects more commonly, while Q345B is more prevalent in China. However, both are recognized for their high strength and good weldability.
When it comes to mechanical properties, S355JR may have slightly different yield strength and tensile strength values compared to Q345B. But in general, they are both in the high - strength low - alloy category, which means they are designed to be stronger than regular carbon steels and more resistant to corrosion and wear.
Two Questions and Answers
Question 1: Can Q345B high - strength low - alloy structural steel plate be used in earthquake - resistant buildings?Answer: Yes, it can. Q345B steel plate has good strength and ductility, which are important properties for earthquake - resistant structures. It can withstand the dynamic forces during an earthquake without easily breaking.
Question 2: Is S355JR steel plate more expensive than regular carbon steel plates?Answer: Generally, S355JR steel plate is more expensive than regular carbon steel plates. This is because it has better strength, better weldability and other properties due to its alloying elements, and the production process may also be more complex.
Below is,q345b s355jr high strength low alloy structural steel platepartial price list| Category | Market Price | Use Cases |
| 316 stainless steel plate | 1041$/Ton | Building exterior walls, roofs |
| 1 8 stainless sheet | 1044$/Ton | Surgical instruments, medical beds |
| 316 stainless steel price per pound | 1052$/Ton | Stair handrails, walls |
| 8 x 4 stainless steel sheet | 1054$/Ton | Surgical instruments, medical beds |
| 4x8x3/16 steel plate | 1088$/Ton | Train cars, ships |
