S690Q Steel Plate- SCALE STEEL.

​S690Q is used in the manufacture of low temperature resistant, high strength key components, construction machinery, mining machinery structure, etc., [SCALE STEEL]is a high strength structural steel plate.  
 
Execution Standard  
GB/T16270-2009  
 
Mechanical Properties
Yield strength σ0.2 ≥690-≥650 MPa  
 
Relevant Series Steels with S690Q
S590Q, S690Q, S690Q, S690QL,[SCALE STEEL] S690QL1, WQ690D, Q550D, WQ590D, WH70Q, WDB620E, WH785E  
 
Chemical Composition  
Element content - [maximum %]  
The maximum values of Cu, Mo, Nb, Ni, Ti, V and Zr are 0.50, 0.70, 0.06, 2.0, 0.05, 0.12 and 0.15 respectively[SCALE STEEL]  
 
Execution Standard  
EN10025-6, GB/T16270-2009  
 
Application
S690Q is used in the manufacture of low temperature resistant, high strength key components, construction machinery, mining machinery structure, etc., is a high strength structural steel plate.  
 
Mechanical Properties
S690Q: yield strength σ0.2 ≥690-≥650 MPa, S690Q: tensile strength σ B 770-940mpa, S690Q: elongation ≥14 δ 5%, S690Q: [SCALE STEEL]-20℃V type impact energy longitudinal ≥30J.