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S690QL High Yield Strength Plate

S690 QL is a high yield structural steel grade produced in compliance with EN 10025:6:2004. The material is heat treated using the quench and temper process and has good bending and welding properties.

What is S690QL Plate?

S690QL Plate is a high yield structural steel grade produced in compliance with EN 10025:6:2004. The material is heat treated using the quench and temper process and has good bending and welding properties.

  • S-Structural steel
  • 690-Minimum yield strength MPa
  • Q-Quenched and tempered delivery condition.
  • L-lmpact energy tested at -40°C

S690ql plate price

Advantages of S690QL Plate

Good Weldability: With excellent weldability, S690QL steel is easy to fabricate and assemble.

High Strength: S690QL steel is suitable for use in heavy-duty applications that require high strength and durability as it has a high yield strength of 690 MPa.

Toughness: S690QL steel has a high resistance to impact and fatigue thanks to its good toughness, which makes it suitable for use in heavy-duty applications.

Corrosion Resistance: S690QL steel is suitable for use in offshore structures and other applications where exposure to harsh environments is expected as a result of its good corrosion resistance.

What is the steel equivalent of S690QL?

ASTM A514, EN 10149-2 Grade S700MC, AS/NZS 3579 Grade 700, AM 700, Bisalloy 80

Specification Parameters
Specification Parameters

Chemical composition of S690QL % Max

Typical chemical composition of S690QL % Max

C

SI

Mn

P

S

N

B Cr Cu Mo Nb Ni Ti V Zr
0.2 0.80 1.70 0.025 0.015 0.015 0.005 1.50 0.50 0.70 0.06 2.0 0.05 0.12 0.15

Mechanical Properties of S690QL

Mechanical Properties of S690QL
Designation Mechanical Properties (ambient temperature)
Steel Name Steel Number Min. Yield Strength ReH MPa Tensile Strength Rm MPa Min. & elongation after fracture
Nominal thickness (mm) Nominal thickness (mm)
>3 <50 >50 <100 >100 <150 >3 <50 >50 <100 >100 <150
S690QL 1.8931 690 650 630 770/940 760/930 710/900 14

V notch impact testing

V notch impact testing

Grade

Sample Orientation

at 0°C

at -20°C

at -40°C

at -60°C

S690QL Longitudinal 50J 40J 30J
S690QL Transverse 35J 30J 27J
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S690QL High Yield Strength Plate