S690QL Steel Plate
S690QL steel plate is a kind of material in high-strength structural steel, with the following advantages:
1. High strength: The tensile strength of S690QL steel plate is 690MPa, which is 3 to 4 times higher than that of ordinary structural steel, making it perform well in the case of high load.
2. Good plasticity: Although the S690QL1 high strength steel plate has high strength, it still maintains good plasticity, has good plasticity and workability, which makes it easier to add additional steps or treatments in the manufacturing and production process.
3. Corrosion resistance: s690ql steel has good corrosion resistance and is very suitable for applications used in wet, chemical and Marine environments.
4. Heat treatment: S690QL1 Wear Resistant Steel Plates has excellent heat treatment, and high and low temperature heat treatment can be used in the production process to achieve the required strength and hardness.
In short, S690QL steel plate has excellent properties in terms of strength, plasticity, corrosion resistance and heat treatment, making it a highly valuable structural steel material for a variety of fields, such as construction, aerospace, shipbuilding, etc., and is widely popular.
Properties
Chemical Composition – EN10025 S690QL
Content % (ladle analysis), maximum
| C | Si | Mn | P | S | B | Cr | Cu | Mo | N | Nb | Ni | Ti | V | Zr |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.20 | 0.80 | 1.70 | 0.020 | 0.010 | 0.005 | 1.50 | 0.50 | 0.70 | 0.015 | 0.06 | 2.0 | 0.05 | 0.12 | 0.15 |
Mechanical Properties – EN10025 S690QL
| Plate thickness mm | Yield strength Reh (MPA) | Tensile strength Rm (MPA) | Elongation A5 % minimum | Impact strength J, minimum |
|---|---|---|---|---|
| 3mm to 50mm | 690 | 770 – 940 | 14 | 30 @ -40º C |
| 50mm to 100mm | 650 | 760 – 930 | 14 | 30 @ -40º C |
| 100mm to 150mm | 630 | 710 – 900 | 14 | 30 @ -40º C |
What are the benefits of EN 10025 S690QL?
EN 10025 S690QL is a high strength quenched and tempered structural steel that offers a number of benefits for various applications. Here are some of the key advantages of using S690QL:
1. High strength: S690QL has a minimum yield strength of 690 MPa, making it one of the strongest structural steels available. This high strength allows it to withstand heavy loads and impacts, making it ideal for use in demanding applications, such as mining, construction, and off-shore engineering.
2. Lightweight: Despite its high strength, S690QL is also relatively lightweight. This means that structures made from this material can be designed to be thinner and lighter than those made from other high strength materials, without compromising on strength.
3. Weldability: S690QL is highly weldable, which makes it easy to fabricate and assemble. This also reduces the need for additional materials and labor, which can lower overall costs.
4. Durability: S690QL is also highly durable, with excellent resistance to abrasion, impact, and fatigue. This makes it well-suited for use in harsh environments, such as offshore platforms or mining equipment.
5. Easy maintenance: S690QL does not require any special maintenance or coating to maintain its properties. This makes it a cost-effective solution for long-term use.
In summary, EN 10025 S690QL offers high strength, light weight, weldability, durability, and ease of maintenance, making it an ideal material for a variety of applications.
Applications
Hydraulic systems
Oilfield fabrications
Offshore cranes
Articulated dump trucks
Buckets
Bulldozer blades
Quarry screens and crushers
Quarry trucks
Waste compaction equipment
Bridges
Agricultural equipment
Crane booms
Defence
Mechanical handling
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