• National Clamps
    • Over 95% market share for Lifting clamps in Korean Shipbuilding Industry
    • Over 35 years of proven safety history in Korean shipbuilding industry
National Clamps

PRODUCTS

  • Clamp

    Vertical Clamp

  • - Built-in safety latch to prevent a work piece from slipping even if a wire rope is loosened

Vertical Clamp

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-A vertical lifting clamp for steel plates and various steel blocks.

Dismantling Vertical Clamp

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-A vertical lifting clamp for steel plates and various steel blocks.

    Turnover Clamp

  • - A lifting clamp for turning over(at 180°) steel plates and various steel blocks
  • - With built-in safety lever, safer & easy to operate the clamp
  • - Lightweight clamp with a safety factor of 3

Turnover Clamp

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-A lifting clamp only for turning over(at 180°) steel plates and various steel blocks.

    Horizontal Clamp

  • - A horizontal lifting clamp for various shape steel plates such as "H-", "T-", "ㄷ-" sections.
  • - Built-in safety latch prevents a work piece from slipping when wire rope is loosened

Horizontal Clamp

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A horizontal lifting clamp for steel plates, a variety of "H-", "T-", "ㄷ-" sections, and steel blocks.

Horizontal Clamp for Section Steel

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NHC-HL : A horizontal lifting clamp for steel plates, a variety of "H-", "T-", "ㄷ-" sections, and steel blocks.

NHC-H : A horizontal lifting clamp for narrow angles(L-shaped) and various steel blocks.

    Screw Clamp

  • - Designed for hanging the hook of a lever block
  • - Prevent hooks from widening, slipping or breakage due to concentrated load
  • - Designed to prevent a work piece from slipping

Screw Clamp

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A screw clamp for hanging the hook of a lever block when building vessels and manufacturing(attaching) construction plants.

Screw Clamp for Bulb Plate

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A screw-locking clamp for hanging the hook of a lever block when building vessels and manufacturing(attaching) construction plants.

Screw Clamp for Angle

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A screw-locking clamp for hanging the hook of a lever block when building vessels and manufacturing(attaching) construction plants.

Screw Clamp for Safety Belt

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A safety belt clamp used to prevent falling and dropping from high working places(in shipyards and construction sites).

Screw Clamp for Guide Rope

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A clamp for guide rope used to control the direction of a work piece when transporting or loading a variety of blocks and work pieces by a crane in the ship shop at shipyards.

    Wire Clip

  • - Designed to fix tall blocks with a wire rope
  • - Freely adjustable working length and free from slippage
  • - "S" shaped body with stopper shackle firmly holds a wire rope without slip

Wire Clip

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-A wire clip that is used to fix tall blocks, such as outside plating and a variety of ship frames, with a wire rope.

    Clamp for Installing Scaffolding

  • - Designed for installing scaffolding faster and easier
  • - Toothed screw bolt and the swivel jaw prevent from slip
  • - The NSH-B is used for adjusting the angle of the scaffolding to a curved block 
    such as the stem and the stern of a ship.
  • - The NSH-L is installed on horizontal blocks.

Clamp for Installing Scaffolding

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-Scaffolding screw clamps for installing scaffolding in order to work on high blocks in shipyards.

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