What is S690QL equivalent Chinese standard?

What is S690QL steel plate?

What is S690QL equivalent Chinese standard?

S690QL steel plate belongs to European standard low-alloy high-strength steel, executive standard: EN 10025-6-2004. S690QL steel plate is quenched and tempered high-strength steel plate, "S" means its grade is European standard, equivalent Chinese standard Q690E high-strength structural steel. It is used for the manufacture of key components with low temperature resistance and high strength, construction machinery, mining machinery structures, etc.

Chemical composition of S690QL steel plate

Elemental Content - [Max %]

Cu max 0.50, Mo max 0.70, Nb max 0.06, Ni max 2.0, Ti max 0.05, V max 0.12, Zr max 0.15

Mechanical properties of S690QL steel plate

S690QL: Yield strength σ0.2 ≥690-≥650 MPa, S690QL: Tensile strength σb 770-940MPa, S690QL: Elongation ≥14 δ5 %, S690QL: -40℃ V-shaped impact energy longitudinal ≥30J.

Application of S690QL Steel Plate

S690QL steel plate is used for key components with low temperature resistance and high strength, construction machinery, mining machinery structure, etc..

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