Socket Drive Screw Anchor

screw anchor is also called socket screw anchor which is mainly used for agricultural and mining ,power line ,industrial foundation construction The screw anchor is made of helix, tube socket and tip spigot which can help the helix dig into ground easily The helix size are mainly 200mm 250mm...
Product description

socket drive screw anchor is made from welding and casting .Welding process consist of a helix hub,helical plate and spigot digger.the load strength of the helix earth screw anchor is 160Kn at least .

Standard Heavy Duty Internal Drive Anchors (Socket Type)

Sizes:

  • 200mm x 90mm pitch

  • 250mm x 90mm pitch

  • 350mm x 90mm pitch

Our 90mm pitch heavy duty screw anchors designs are rated for 10,000 ft.lbs (14 KNm) torque and the thread is rated at 144KN in keeping with the rating for M24 thimble eye nuts. However, our threads usually take well over 200KN.

Special Purpose Light Duty Internal Drive Anchors (Socket Type)

These have 16mm threads and they have not been rated.

Sizes:

  • 200mm x 70mm pitch

  • 250mm x 70mm pitch

The nominal sizes for of the anchor rods are 16mm, 20mm and 24mm for 72kn, 102kn and 160kn ultimate tension respectively. Anchor rod lengths are 1.1m and 2.1m. The ends of the 20mm diameter rod are upset and have the same thread as the 24mm rod. A typical installation is with one 2.1m length of rod.

the stay anchor rod and thimble eye nut are assembly together when useage.

 

the welding process of the screw anchor :


QQ图片20140613093106.jpg


Here are the factory view pictures:


We are a factory and we owned 150 workers ,we can do forging ,welding, cutting ,machining ,by ourself so we can control the cost and quality .

Please contact us for more information on the screw anchor (socket type)

Amanda Xue: +86 13188978757

Email: amandaxue@chinarigging.net

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