• Model NO.：S690ql
• Special Use：Cutting Tools, Measuring Tools, Cutters in Common Steel, High-strength Steel Plate, Wear Resistant Steel, Silicon Steel
• Stock：Stock
• C：0.20
• Si：0.80
• Mn：1.70
• P：0.025
• S：0.015
• N：0.015
• B：0.0050
• Cr：1.50
• Cu：0.50
• Mo：0.70
• Transport Package：Standard Seaworthy Package or as The Customer′s Re
• Specification：100kg
• Trademark：Wugang
• Origin：China
• HS Code：761090000
• Production Capacity：5000 Tons,Month

ItemQuenched and Tempered Steel PlateMaterialS690ql Steel Plate, 780E Welten Plate, Weldox 700 Steel PlateThickness5mm to 150mmWidth1,500mm to 2,500mmLength6,000mm to 12,000mmExport toIran, Saudi Arabia, United Arab Emirates, Singapore, MalaysiaQuenched and Tempered Steel Plate Grades Available Ex-Stock
S690ql Steel Plate
780E Welten Plate
Weldox 700 Steel Plate
S690ql Steel Plate Properties
Grade Designation
S = Structural Steel
690 = minimum yield strength (MPa)
Q = Quenching & Tempering
L = Low notch toughness testing temperature
 
Chemical Composition
 GradeCSiMnPSNBCrCuMoNb*NiTi*V*Zr*S690QL0.200.801.700.0250.0150.0150.00501.500.500.700.062.00.050.120.15* At least 0.015% of grain-refining element present. Aluminium is also one of these elements.
Mechanical PropertiesDesignationMechanical Properties (ambient temperature)Steel NameSteel NumberMin. Yield Strength Reh MPaTensile Strength Rm MPaMin. % elongation after fractureNominal thickness (mm)Nominal thickness (mm)≥3 ≤50≥50 ≤100≥100 ≤150≥3 ≤50≥50 ≤100≥100 ≤150S690QL1.8931690650630770/940760/930710/90014 
V Notch Impact TestingGradeSample Orientation@ 0°C@-20°C@-40°C@-60°CS690QLLongitudinal50 J40 J30 J--Traverse35 J30 J27 J--