• MARINE STEEL 0142 MARINE STEEL 0142
    HVG MARINE STEEL 0142

    HVG MARINE STEEL 0142: AB AQ70 Shipbuilding Steel Plate

    The shipbuilding steel plate is ABS grade AQ70. Its steel grade is equivalent with CCSAH690, BVAH690, NV A690, GL-A690, KRAH70, LRAH70, KA70, and RINA-A690. The AB/AQ70 is a super high strength steel grade. It is used for offshore drilling platforms, shipping engineering and shipbuilding projects. We are able to provide normal strength, high strength, and super high strength shipbuilding steel plates. We can customize the sizes of steel plates for you. The steel futures and spot are both available. Besides, we are able to provide relevant certificates, such as CCS, ABS, LR, BV, GL,KR,NK,RINA, DNV… If you want to know more details about our products, welcome to contact us.

    Why choose us?

    • We have rich experience in import & export trade.
    • We provide you rich selection of shipbuilding steel plates, with nominal yield strengths in the range of 235 to 690MPa.
    • We have high quality steel plates which are certified by the classification societies.
    • We provide fast delivery, efficient logistics distribution system
    • We make prices reasonably.

    Technical specification:

    • Specifications of AB/AQ70 Shipbuilding Steel Plate
    Project Data
    Steel Grade AB/AQ70
    Chemical Composition C % ≦0.21
    Si % ≦0.55
    Mn % ≦1.70
    P % ≦0.030
    S % ≦0.030
    N % ≦0.020
    Mechanical Property Upper Yield strength (ReH/MPa) ≧690
    Tensile Strength (Rm/MPa) 770~940
    Elongation after Fracture

    (A/%)

    ≧14
    Charpy V-Notch Impact Test Longitudinal (KV2/J) ≧69
    Transverse (KV2/J) ≧46
    Test Temperature (℃) 0
    Heat Treatment TM/QT/TM+T
    Plate Size Thickness (mm) 6~350
    Width (mm) 900~4850
    Length (mm) 3000~25000
    Notes It is available to customize the size of steel plate.