DOUBLE DOUBLE WALL

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No. 1 in Korean double wall tank market share

Yuwon Co., Ltd. Steel-reinforced plastic double wall tank

Advantages of Double Wall Tanks Made of Reinforced Plastic

Oil leak detection function

Real-time detection of water leakage through the middle sensing layer with the dual structure of internal STEEL/external FRP structure

Possible to reduce civil engineering cost

Tank room is not mandatory under the Dangerous Substances Safety Management Act, and direct landfill installation is possible

reliable quality

It is a type-approved product by the Korea Fire Industry and Technology Institute, and all products are inspected individually by the Korea Fire Industry and Technology Institute.

Advantages of Yuwon Co., Ltd.'s double wall tank

Adoption of automatic welding system and automatic FRP spraying method

Maintaining high quality as well as uniformity of product quality

Use of wide iron plate

Minimize welded parts of double wall tanks Rethink product stability

The largest number of double wall tank type certifications in Korea

Double wall tanks of various sizes can be manufactured

Korea's largest production

Faster delivery date can be set compared to other companies due to reduced production time

  • 1

    Adoption of automatic welding system automatic welding system and automatic FRP spraying method

  • 2

    Use of wide iron plate

  • 3

    The largest number of double wall tank type certifications in Korea

  • 4

    Korea's largest production

PROCESS

Production Process

Guidance on manufacturing process for double wall tanks

  • 1

    Raw material warehousing and pre-process inspection

  • 2

    Headplate fabrication and processing

  • 3

    Body bending and automatic welding

  • 4

    Copper plate mounting and opening cutting

  • 5

    Automatic welding inside the tank copper plate

  • 6

    Head plate mounting Internal welding

  • 7

    Automatic welding outside the tank

  • 8

    Accessory attachment and finishing

  • 9

    In-house inspection
    (Non-destructive MT inspection)

  • 10

    Self-inspection
    (Non-destructive UT total inspection)

  • 11

    Korea Fire Industry and Technology Institute
    (thickness measurement, dimension inspection)

  • 12

    Korea Fire Industry and Technology Institute
    (Non-destructive-MT inspection, UT irregular inspection)

  • 13

    Korea Fire Industry and Technology Institute
    (interim inspection approved and completed)

  • 14

    Exterior wall anti-corrosive coating
    (more than 0.1mm)

  • 15

    Oil leak detection layer
    Mash and PE film

  • 16

    FRP coating
    (1st~2nd coating)

  • 17

    FRP coating
    (3rd coating and finishing)

  • 18

    Bolt cutting and
    opening cutting

  • 19

    FRP coating
    (hard plate finish)

  • 20

    Quality inspection department pre-inspection
    FRP thickness inspection and pressure reduction/pressure inspection

  • 21

    Korea Fire Industry and Technology Institute completion inspection
    (FRP thickness inspection and pressure reduction/pressure inspection)

  • 22

    Firefighting Industrial Technology Institute
    Attached nameplate

  • 23

    test certificate

  • 24

    product release