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ningbobrightfastmachineryindustrytradeco.,ltd
 
 
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High Strength Bolt Of Shield 

  产品分类 : 資訊科技->週邊配件->電腦週邊設備

     
High Strength Bolt Of Shield
         

  产品规格
 
  Country  CN
  Brand  BFT
  Packing  bag/box/carton/pallet
  Minimum Order  1000
  Payment Term  L/C,T/T

 

  产品描述
   
  <span style="font-family:'Times New Roman';font-size:medium;line-height:normal;background-color:#FFFFFF;">Product overview</span><br />
<p>
<span style="font-family:'Times New Roman';font-size:medium;line-height:normal;background-color:#FFFFFF;">Shield segment bolt shield is a kind of construction method of tunnel under the ground. Has been widely used in subway, railway, highway, municipal, hydropower and other tunnel engineering. In the construction, the use of shield machine in underground excavation, in order to prevent the soft foundation excavation surface collapse or maintain excavation face stability, at the same time in tunnel lining operations, the lining of prefabricated segment by segment bolt reinforcement. Due to the different size of different geological conditions on shield applied pressure, design and mechanical properties of shield segment bolt is 5.8, 6.8, 8.8, 10.9 multiple levels.</span>
</p>
<p>
<span style="font-family:'Times New Roman';font-size:medium;line-height:normal;background-color:#FFFFFF;"><br />
</span>
</p>brightfastener.com

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