Where and what products were used

Bridge collapse prevention devices

・Single Chamfer (Type 1) & Double Chamfer (Type 2) U-NUT
　　M16×2 SS400 Hot-dip Galvanizing Coating

　　M20×2.5 SS400 Hot-dip Galvanizing Coating

Acts as a measure against the aging of bridges and extends their lives.

Where and what products were used

Securement of saddle clips

・Cap Type U-NUT
　　M16×2 SS400 Trivalent Chromate White

Switched from general nuts to locknuts to prevent grating from flying off

・Single Chamfer (Type 1) & Double Chamfer (Type 2) U-NUT
　　M8×1.25 SUS304

Where and what products were used

Manhole cover dropout prevention

・Single Chamfer (Type 1) & Double Chamfer (Type 2) U-NUT
　　M10×1.5 SS400 Hot-dip Galvanizing Coating

　　M10×1.5 SS400 Chromate (Yellow)

　　M16×２ SUS304

The FUJILOK U-NUT is used as a stopper positioned in the middle of the manhole cover.

Where and what products were used

Securement of joints

・Single Chamfer (Type 1) & Double Chamfer (Type 2) U-NUT
　　M8×1.25 SUS304

　　M10×1.5 SUS304

　　M12×1.75 SUS304

　　M16×2 SUS304

Eliminates the risk of safety ladders coming off.

Where and what products were used

Stair-mounting flanges

・Single Chamfer (Type 1) & Double Chamfer (Type 2) U-NUT
　　M12×1.75 SS400

Where and what products were used

Securement of rotating shafts

・Single Chamfer (Type 1) & Double Chamfer (Type 2) U-NUT
　　M10×1.5 SS Trivalent Chromate Yellow

　　M10×1.5 SUS304