S690QL1 High Strength Steel Plates
S690QL1 high strength steel plates are known for their excellent mechanical properties, making them a popular choice in demanding applications where strength and durability are essential. Here are some of the advantages of using S690QL1 high strength steel plates:
1. High Yield Strength: S690QL1 has a minimum yield strength of 690 MPa, making it one of the strongest structural steels available.
2. Toughness: Despite its high strength, S690QL1 is also known for its toughness and ductility, which allows it to withstand high stresses and impacts without breaking or deforming.
3. Weldability: S690QL1 can be welded using conventional welding methods, which makes it easier to work with and adapt to different construction requirements.
4. Corrosion Resistance: S690QL1 has good resistance to corrosion and environmental degradation, which helps to extend its lifespan in harsh operating conditions.
5. Lower Maintenance Costs: Due to its high strength and toughness, S690QL1 requires fewer repairs and replacements, resulting in lower long-term maintenance costs.
Typical Analysis
Carbon | 0.20% max | Chromium | 1.50% max |
Manganese | 1.70% max | Nickel | 2.00% max |
Silicon | 0.80% max | Molybdenum | 0.70% max |
Phosphorous | 0.02% max | ||
Sulphur | 0.01% max |
Forming
Bending and forming is possible using suitably powerful equipment. When bending transversal to the rolling direction it is recommended to form to a maximum of 2 x thickness. For longitudunal to the rolling direction a maximum of 3 x thickness is recommended. S690 is not ideally suited for hot forming over 600°C. Forming at over this temperature can have an effect on the mechanical properties of the steel and re hardening and tempering may be required.
Welding
With its low carbon content S690 is suitable for welding. Welding areas should be cleaned of any grease and rough edges, pre heating is required. We recommend you contact your welding consumables supplier who should provide you full assistance and information on welding S690 steel.
Typical Mechanical Properties
Plate Size mm |
Tensile N/mm² |
Yield N/mm² |
Elongation % |
||
---|---|---|---|---|---|
up to 50 | 770-940 | 690 | 14 | ||
50 to 100 | 760-930 | 650 | 14 | ||
over 100 | 720-900 | 630 | 14 |
Typical Impact Properties
Steel Name |
Sample Direction |
0°C | -20°C | -40°C | -60°C |
---|---|---|---|---|---|
S690QL | Longitudinal Transverse |
50J 35J |
40J 30J |
30J 27J |
|
S690QL1 | Longitudinal Transverse |
60J 40J |
50J 35J |
40J 30J |
30J 27J |
Application of our S690QL1 Structural Steel Plates
1. Construction Industry: S690QL1 structural steel plates are widely used in the construction industry for making high strength buildings and structures. They are highly durable and strong, which can withstand extreme weather conditions and provide excellent support to the entire structure.
2. Mining Industry: S690QL1 structural steel plates are also used in the mining industry where the underground mining environment needs durable and strong materials. These plates are used as support or reinforcement in various mining equipment and machinery.
3. Heavy Machinery Industry: S690QL1 structural steel plates are also used in heavy machinery industries like cranes, bulldozers, trucks, and other vehicles. They provide excellent strength and durability, which can withstand heavy loads and various terrains, providing a reliable and stable operational functionality.
4. Transport Industry: S690QL1 structural steel plates are also used in the transport industry for making trucks or trailers, which need high durability and strength for transporting heavy materials. These plates are also used for making railway wagons, which need to withstand high pressure and load.
5. Agriculture Industry: S690QL1 structural steel plates are also used in the agriculture industry for making farming equipment like plows, tillers, and other machinery. These plates are highly durable and can withstand the harsh weather conditions and heavy loads needed for farming operations.
6. Oil and Gas Industry: S690QL1 structural steel plates are also used in the oil and gas industry for making pipelines and other equipment that need to withstand extremely high pressure and temperature. These plates are ideal for constructing reliable and safe structures for storage, transportation, and other operations related to the oil and gas industry.
S690QL1 Structural Steel Plate We Supply Globally :
We Supply Our S690QL1 Structural Steel Plates to various countries like Singapore, Azerbaijan, Nepal, Malaysia, Austria, Belgium, Ecuador, Colombia, Mongolia, Afghanistan, Canada, Romania, Ukraine, Australia, Greece, Germany, South Korea, Portugal, Egypt, Croatia, France, Czech Republic, Slovakia, United Kingdom, Bolivia, Sri Lanka, Russia, Indonesia, Spain, Ireland, Bulgaria, Denmark, Peru, Poland, Lithuania, United Arab Emirates, Switzerland, Kazakhstan, Bahrain, Mexico, Ghana, Bangladesh, Chile, Iraq, Saudi Arabia, Finland, Algeria, New Zealand, Jordan, Mexico, Philippines, Estonia, Angola, Thailand, Libya, Chile, Zimbabwe, Brazil, Namibia, Vietnam, Hungary, Bhutan, United States, Pakistan, Qatar, Puerto Rico, Belarus, Norway, Turkey, Gabon, Oman, China, Morocco, Yemen, South Africa, Hong Kong, Japan, Sweden, Kenya, Nigeria, Iran, Kuwait, Macau, Venezuela, India, Taiwan, Iran, Netherlands, Israel, Nigeria, Trinidad & Tobago,Tunisia, Tibet, Gambia, Lebanon, Italy, Costa Rica, Poland, Serbia, Argentina.
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