If you have any questions about the product, please contact us by phone or e-mail to the contact information for each product category below, and we will respond promptly.

  • Automotive Div.

    031-490-3817

    sales01@sjmflex.com

  • Plant Div.

    031-499-1669

    p-sales@sjmflex.com

  • Architecture Div.

    031-499-1669

    p-sales@sjmflex.com​

  • Marine & Shiping Div.

    031-499-1669

    p-sales@sjmflex.com​

  • Water & Sewage Div.

    031-496-3333

    jh.song@sjmflex.com​

New Mobility & High-tech

High-tech

Aerospace

  • APPLICATION

  • KSLV-II(Korea Space Launcher Vehicle-II)

  • KEY TECHNOLOGY

  • Design Application : ASME B31.3, ASME SEC VIII Div.1,2 EJMA 10th Ed

  • Cryogenic Condition

  • High Pressure

  • SPECIFICATION

  • Size : Φ38 ~ Φ188

  • Material : Type 316L, 321

  • Pressure rating : 10 ~ 22.5 barg

  • Temperature rating : As per specification

  • Required Fatigue life : As per specification

Hyper-speed Transportation

  • APPLICATION

  • Hyperloop Tube – Hyper Tube eXpress

  • KEY TECHNOLOGY

  • Design standard : ASME SEC VIII Div.1 & 2, KBC

  • Bellows connection technology to Hyperloop tube(Concrete tube.)

  • SPECIFICATION

  • Size : Φ4036

  • Material : Type 304.

  • Pressure rating : Sub-vacuum

  • Temperature rating : As per specification

  • Required Fatigue life : As per specification

Nuclear Fusion Powerplant

  • APPLICATION

  • Nuclear Fusion Power Plant

  • Vacuum Ultra Violet

  • KEY TECHNOLOGY

  • Design standard : RCC-MR, ASME SEC VIII Div.2, EJMA 10th Ed

  • ITER Grade Safety

  • The Highest Level Vacuum Boundary

  • Double wall bellows

  • SPECIFICATION

  • Size : 80A~150A

  • Material : Type 316L

  • Pressure rating : F.V & H.V

  • Temperature rating : As per specification

  • Required Fatigue life : As per specification