High strength structural steel plate
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High strength structural steel plate
High strength structural steel plate
  • Standard: EN 10025-6
  • Fabrication Craftsmanship: EN10025-2004
  • Steel grade: S690QL, S890QL, S960QL
  • Tolerance: EN 10163-3
  • Certificate: According to EN 10204 - Type 2.2 or 3.1b
PEAKKONG 700

PEAKKONG 700 is a fully martensitic Q&T ultra-high strength structural steel. PEAKKONG 700 conforms to S690QL according to EN10025-6 but offers closer overall tolerances, improved impact toughness and shop performance. Due to the lean composition of PEAKKONG 700, weldability and cold formability remain excellent.

  • application

    The most common areas of application for PEAKKONG 700 are truck chassis, outriggers, and various lifting and handling equipment.

  • size

    PEAKKONG 700 is available in thicknesses ranging from 4.0 -50.0 mm and plate widths from 900-3100 mm. Plate lengths available from 4000 to 18000 mm.

  • Impact toughness

    According to EN ISO 148-1 (*), impact toughness is the average value of three full-size Charpy test specimens rolled laterally.

  • Ultrasonic testing

    All steel plates delivered comply with class E1, S1 requirements according to standard EN 10160.

  • delivery status

    PEAKKONG 700 is delivered in Quenched and Tempered (QT) condition. (Q: According to EN 10025-6). Boards are delivered with sheared or heat-cut edges.

  • tolerance

    The thickness tolerance of PEAKKONG 700 meets and exceeds the thickness tolerance of EN 10029 Class A(**). Tolerances for shape, length and width comply with the requirements of EN 10029. Flatness tolerances comply with EN 10029 Class S or closer.

  • Surface Quality

    The delivered surface finish meets and exceeds EN 10163-2 Class A Category 3 and the panels will be delivered painted with a low zinc silicate anti-corrosion shop primer, the panels can also be delivered unpainted.

  • heat treatment

    PEAKKONG 700 is not suitable for applications requiring operating or service temperatures above 550°C, above which the mechanical properties of the steel cannot be guaranteed.

Tensile properties
Yield Tensile Elongation strength
strength strength
Rp0.2,min Rm A5, min
700 MPa 780-930 MPa 14%

Uniaxial tensile testing in the rolling transverse direction according to EN ISO 6892-1.

chemical composition
Thickness (mm) C max Si max Mn maX P max S max Cr max Ni maX Mo max CEV Typical CET Typical
4.0-25.0 0.16 0.60 1.50 0.025 0.010 0.50 0.10 0.40 0.42 0.28
25.1-50.0 0.18 0.60 1.50 0.025 0.010 0.60 0.10 0.60 0.48 0.32

Ladle Analysis: Steel Grain Refined and Completely Killed, wt%

PEAKKONG 900

PEAKKONG 900 is a fully martensitic Q&T ultra-high strength structural steel plate. PEAKKONG 900 complies with S890QL according to EN 10025-6 but offers close overall tolerances and excellent shop performance. PEAKKONG 900 offers very good weldability and is ideally suited for cold forming operations.

  • application

    PEAKKONG 900 is commonly used in various types of lifting equipment, concrete pump boom sections, outriggers and heavy truck chassis.

  • size

    PEAKKONG 900 is available in thickness ranges from 4.0-30.0 mm, plate widths from 900-3100 mm and plate lengths from 3000 to 18000 mm.

  • Impact toughness

    Min 70J/-40°C (-40°F) Impact toughness is given as the absorbed energy at temperature as the average of three full-size Charpy-V specimens in the rolling cross direction according to EN ISO 148- 1 (*)

  • Ultrasonic testing

    All delivered panels comply with the requirements of categories E2, S2 according to EN 10160.

  • delivery status

    PEAKKONG 900 is delivered in Quenched and Tempered (QT) condition. (Q: According to EN10025-6). Boards are delivered with sheared or heat-cut edges.

  • tolerance

    The thickness tolerances of PEAKKONG 90O meet and exceed the thickness tolerances of EN 10029 Class A("). Tolerances of shape, length and width comply with the requirements of EN 10029. Flatness tolerances comply with the requirements of EN 10029 Class S or closer.

  • Surface Quality

    The surface finish delivered meets and exceeds EN 10163-2 Class A Category 3. Panels will be delivered as painted using low zinc silicate anti-corrosion shop primer. The panels can also be delivered unpainted.

  • heat treatment

    PEAKKONG 900 is not suitable for applications requiring operating or service temperatures above 550°C, above which the mechanical properties of the steel cannot be guaranteed.

Tensile properties
Yield Tensile Elongation strength
strength strength
Rp0.2,min Rm A5, min
900 MPa 940-1100 MPa 12%

Uniaxial tensile testing in the rolling transverse direction according to EN ISO 6892-1.

chemical composition
Thickness (mm) C max Si max Mn maX P max S max Cr max Ni maX Mo max CEV Typical CET Typical
4.0-30.0 0.19 0.60 1.50 0.020 0.010 0.50 0.20 0.80 0.54 0.36

Ladle Analysis: Steel Grain Refined and Completely Killed, wt%

PEAKKONG 960

PEAKKONG 960 is a fully martensitic Q&T ultra-high strength structural steel plate. PEAKKONG 960 complies with S960QL and complies with EN 10025-6, but offers increased toughness and shop performance. PEAKKONG 960 has very good weldability and is well suited for cold forming operations.

  • application

    PEAKKONG 960 is mainly used in various types of lifting equipment, such as mobile and truck crane jib sections and other types of outriggers.

  • size

    PEAKKONG 960 is available in thickness ranges from 4.0-30.0 mm, plate widths from 900-3 100 mm and plate lengths from 3000 to 18000 mm.

  • Impact toughness

    Impact toughness is given as the absorbed energy of three full-size Charpy-V test specimens at a minimum average temperature of 35J/-40°C (-40°F) in the rolling cross direction according to EN ISO 148-1 (*)

  • Ultrasonic testing

    All delivered panels meet the requirements of categories E2, S2 and comply with EN 10160.

  • delivery status

    PEAKKONG 960 is delivered in Quenched and Tempered (QT) condition. (Q: According to EN 10025-6). Boards are delivered with sheared or heat-cut edges.

  • tolerance

    The thickness tolerance of PEAKKONG 960 meets and exceeds the thickness tolerance of EN 10029 Class A(**). Tolerances for shape, length and width comply with the requirements of EN 10029. Flatness tolerances comply with EN 10029 Class S or closer. For more information, see the Leong Jin Catalog: General Product Information.

  • Surface Quality

    The surface finish delivered meets and exceeds EN 10163-2 Class A Category 3. The panels will be delivered painted, using a low zinc silicate anti-corrosion shop primer, or the panels can be delivered unpainted.

  • heat treatment

    PEAKKONG 96O is not suitable for applications requiring operating or service temperatures above 550°C. If this temperature is exceeded, the mechanical properties of the steel cannot be guaranteed.

Tensile properties
Yield Tensile Elongation strength
strength strength
Rp0.2,min Rm A5, min
960 MPa 950-1150 MPa 12%

Uniaxial tensile testing in the rolling transverse direction according to EN ISO 6892-1.

chemical composition
Thickness (mm) C max Si max Mn maX P max S max Cr max Ni maX Mo max CEV Typical CET Typical
4.0-30.0 0.19 0.80 1.50 0.020 0.010 0.60 0.40 0.80 0.54 0.36

Ladle Analysis: Steel Grain Refined and Completely Killed, wt%

Ordering and delivery

PeakKong Special Steel applies Peakkong delivery conditions during the delivery process, and adds that both parties will comply with applicable legal and regulatory requirements and will not engage in any unethical business practices.
The products produced by PeakKong Special Steel.High strength structural steel plate The technical delivery conditions of our products meet the respective requirements. Dimensions and tolerances are defined according to the relevant steel material standards. Engineering work complies with the respective standards.
High strength structural steel plate Equipped with strapping tags and Peakkong Special Steel product tags to achieve comprehensive traceability and identification. According to the corresponding steel standards, corresponding material certificates will be provided.

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YamKong Special Steel Co., Limited
Peak Kong Special Steel Co., Limited

Room A3, 29th Floor, TML Plaza, 3 Hoi Shing Road, Tsuen Wan.
T: +852-29811161
E: sales@peakkong.com

YamKong Special Steel Co., Limited
Peak Kong Special Steel Technology (Guangdong) Co., Ltd.

No. 1 Building 1, No. 6 Xiegang Jinhai Road, Xiegang Town, Dongguan City, Guangdong Province.
T: 0769-82869307
E: admin@peakkong.com