Hot rolled high strength steel plate S690 S690QL S690QL1 Carbon steel plate

High strength steel plate S690 S690QL S690QL1 is a kind of high strength steel plate with superior performance, which is mainly used in engineering structures, such as construction machinery, mining machinery, trucks, bridges, pressure vessels, etc. The S690 series high strength steel plates are mainly produced by quenching and tempering process, and its yield strength is up to 690-1100 MPa.

EN10025-6 Steel Plate Chemical Composition
Grade	Quality	C	Mn	Si	P	S	N	Otder Elements
S690/S690QL/S690QL1	No symbol	0.22	1.80	0.86	0.030	0.017	0.016	Cr 1.60, B 0.006, Cu 0.55, Mo 0.74, Nb 0.07, Ni 4.10, Ti 0.07, V 0.14, Zr 0.17
	L	0.22	1.80	0.86	0.025	0.012	0.016
	L1	0.22	1.80	0.86	0.025	0.012	0.016

S690QL is a high strength steel plate with good welding performance and high toughness. It has a yield strength of 690MPa and tensile strength of 770-940MPa. Its low carbon content and good toughness make it suitable for use in a variety of engineering structures. In addition, it has excellent corrosion resistance, wear resistance and heat resistance, making it widely used in many fields.

S690QL1 is a high strength steel plate with good welding performance, which is widely used in engineering structures. It has a yield strength of up to 890MPa, and its tensile strength is up to 980-1150MPa. Compared with S690QL, its improved toughness makes it more suitable for use in extreme conditions. In addition, S690QL1 also has excellent corrosion resistance, wear resistance and heat resistance, making it widely used in many fields.

Uses of S690 S690QL S690QL1

Hot Rolled S690 S690QL S690QL1 Carbon steels are widely used in engineering structures, such as construction machinery, mining machinery, trucks, bridges, pressure vessels, etc. In addition, it is also used in other fields such as wind power generation, oil and gas exploration and production, and railway engineering.

EN10025-6 Steel Plate Tensile Strengtd and Elongation
EN 10025-6	Tensile	Tensile	Tensile	Tensile	Elongation
Grade	Mpa	Mpa	Mpa	Mpa	After fracture
Thickness (mm)	3-50mm	50-100	100-125	125-200
S690Q/S690QL/S690QL1	770-940	760-930	710-900	710-900	≥14%

Advantages of S690 S690QL S690QL1

1. High yield strength, up to 690-1100MPa.

2. Good welding performance, suitable for a variety of welding methods.

3. Good toughness, suitable for use in extreme conditions.

4. Excellent corrosion resistance, wear resistance and heat resistance.

5. Light weight, easy to transport and install.

Hot Rolled High strength steel plate S690 S690QL S690QL1 has excellent performance, which is widely used in engineering structures such as construction machinery, mining machinery, trucks, bridges, pressure vessels, etc. In addition, it is also used in other fields such as wind power generation, oil and gas exploration and production, and railway engineering.

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